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Antonio Cruz Serra, Leo Van Biesen
IMEKO - The Instrumentation and Measurement Confederation
This communication will deal shortly with the objectives of IMEKO, the Instrumentation and Measurement Confederation, will inform on its structure, will highlight its publications and will present an overview on the activities of the 24 IMEKO Technical Committees.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Roman Z. Morawski
ON FOOD, SPECTROPHOTOMETRY, AND MEASUREMENT DATA PROCESSING
Spectrophotometry is getting more and more often the method of choice not only in laboratory analysis of (bio)chemical substances, but also in the off-laboratory identification and testing of physical properties of various products, in particular – of various organic mixtures including food products and ingredients. Specialized spectrophotometers, called spectrophotometric analyzers are designed for such applications. This keynote lecture is on the state of the art and developmental trends in the domain of spectrophotometric analyzers of food with particular emphasis on wine analyzers. The following issues are covered: philosophical and methodological background of food analysis, physical and metrological principles of spectrophotometry, the role of measurement data processing in spectrophotometry, food analyzers on the market and their future. General considerations are illustrated with examples, predominantly related to wine analysis.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Ludwik Finkelstein
PROBLEMS OF WIDELY-DEFINED MEASUREMENT
The presentation examines fundamental problems of widely-defined measurement that lie outside the representation concerns of measurement theory, in order to act as a starting point of a research agenda. It shows that measurement is applied in a wide range of diverse domains of domains of knowledge and enquiry for which a widesense definition of measurement is necessary. It examines philosophical objections to the application of measurement. It considers problems of measurand concept formation, It examines problems presented by widely-defined measurements requiring further study.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Goodman Teresa, Montgomery Ruth, Bialek Agnieszka, Forbes Alistair, Rides Martin, Whitaker T. Aisling, Overvliet Krista, McGlone Francis, van der Heijden Gerie
THE MEASUREMENT OF NATURALNESS (MONAT)
This project aims to understand how basic sensory information generated by the interaction between human sensory transducers and the physical material or artefact under examination is processed within the relevant neural networks and how this contributes to the cognitive processes associated with the perception of naturalness.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Giovanni Battista Rossi
ON SOME KEY CONCEPTS AND TERMS IN MEASUREMENT HAVING A CROSS–DISCIPLINARY IMPACT
A discussion about some key concepts and terms in measurement is proposed for promoting a fruitful dialogue among scientists of different disciplines having an experimental basis. This revision of terms requires both the examination of their current use in the involved communities and an investigation on their role in scientific theories. In the present paper, this second aspect is mainly pursued and key terms such as (measure) value, measuring system, measurement value and measurement model are discussed. Two theories of measurement are considered, deterministic and probabilistic, the former is apt to describe an ideal measurement process, the latter is able to account for uncertainty. The meaning of the measure value in a probabilistic contest is elicited and a new taxonomy of uncertainty sources is proposed. Lastly, the role of modelling in measurement is discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Anne-Sophie Guerra, Maurice Pillet, Jean-Luc Maire
CONTROL OF VARIABILITY FOR MAN MEASUREMENT
In a visual control, the measurement system is human. Each appraiser must control the part and judge the conformity. Consequently, the subjectivity of measure is very present and the variability therefore high. The subjectivity of this inspection is generated by two aspects: the exploration i.e. the capacity to perceive the defect by the appraiser and the evaluation i.e. the capacity to evaluate correctly the defect. So, after to realize the exploration and after to have made the evaluation, the appraiser could with more of facilities to give a reponse and so a judgement on the acceptability of the defect. The inspection must be separated into two operations: the exploration and the evaluation.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
William P. Fisher Jr.
NEW METROLOGICAL HORIZONS: INVARIANT REFERENCE STANDARDS FOR INSTRUMENTS MEASURING HUMAN, SOCIAL, AND NATURAL CAPITAL
Invariant, additive, and separable parameters for measures of human, social, and natural capital have repeatedly proven their value and utility globally over the last 50 years. Given growing demand for comparable living capital metrics, metrological organizations should position themselves to provide the needed calibration and traceability services.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Christian Eugène
MEASUREMENT OF “TOTAL VISUAL APPEARANCE”: A CIE CHALLENGE OF SOFT METROLOGY
Presentation of the main ideas of the CIE 175:2006 Report suggesting a framework for and inviting the research community to explore new measuring methods for qualifying visual appearance of manufactured products.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Johannes Pulla, Marja Mettänen, Kimmo Konkarikoski, Risto Ritala
BAYESIAN NETWORK MODEL AS AN OVERALL IMAGE QUALITY MEASUREMENT SYSTEM
This paper discusses a measuring system for overall image quality with a jury assessment as reference. The problem of combining subjective assessments and objective measurements is studied within the framework of Bayesian statistical theory and the Bayes’ network. The ideas are demonstrated with a subjective assessment test case and simulations.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Ksenia Sapozhnikova, Roald Taymanov
MEASUREMENT OF THE EMOTIONS IN MUSI? FRAGMENTS
It is shown that expected emotional response to music fragments can be measured by non-linear conversion of acoustic oscillation spectrum, selection of infrasound signals-stimuli, and identification of signal ensembles that include the sequence of not fewer than three signals-stimuli.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Francesco Crenna, Matteo Panero, Giovanni Battista Rossi
MEASUREMENT OF PERCEIVED SOUND INTENSITY ACCOUNTING FOR INDIVIDUAL DIFFERENCES
The measurement of quantities expressing the human response to some external stimuli is of great interest for metrology. In this paper some aspects of scale construction and measurement procedures are discussed, presenting different approaches, both direct and indirect, and focusing on the design of the panel test in order to obtain useful information for setting up the measurement scale and for the evaluation of its uncertainty. The measurement of sound intensity is considered and a case study concerning the internal noise of container trucks operating in a port is presented. The following methods are considered: - magnitude estimation; - interval estimation; - master scaling; - indirect measurements according to A–weighted sound pressure level and Zwicker’s loudness. Preliminary experimental results show the differences and criticalities among the proposed approaches, mainly due to the inherent inter and intra individual variability related to the perception itself and to its dependence on contextual factors.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Giulio Barbato, Stefano Farné, Gianfranco Genta
MANAGEMENT OF SUBJECTIVE EVALUATIONS REPRESENTED BY ORDINAL SCALES
Common statistical methods, like arithmetic average, are, in principle, not adequate for ordinal scale evaluations, but in practice are frequently used. Specific methods are necessary, more complicated and with limits due to coarse resolution. This paper indicates some ways for overcoming resolution problems, allowing to compare specific and common analysis results. Thereafter it was possible to consider chi-square and skewness as indicators of the possibility of safely using common methods on datasets produced by non-linear metrics.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Carlos C. Dantas, Silvio B. Melo, Valdemir A. dos Santos, Eric F. de Oliveira, Francisco P. M. Simões, M. Graça dos Santos, Artur R. de Aquino
A STUDY OF UNCERTAINTY EVALUATION IN TRANSMISSION MEASUREMENT IN GAMMA RAY TOMOGRAPHY
A study of uncertainty in gamma ray transmission measurement of single beam tomography is presented. The radial density distribution of the FCC (fluidized catalytic cracking) catalyst in experimental riser is shown in measured and calculated data. Discrete models are proposed to describe data and for a better understanding of density distribution measurements. Validation procedure for the measurement models and uncertainty evaluation were carried out.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
G. Linß, S.C.N. Töpfer
NOVEL METHOD FOR INLINE ESTIMATION OF PROBING UNCERTAINTY IN OPTICAL MEASUREMENT
Typically measuring points in optical coordinate metrology are considered equally at the subsequent fitting of geometric elements, for example circle. Thereby it is assumed that the related probing uncertainty does neither vary locally nor between different measuring objects. This paper outlines a novel approach for the determination of quality measures as a measure for the related probing uncertainty. The quality measures are based on the quantitative evaluation of the intensity characteristic at the edge, whose position is to be measured. Thereby five different criteria such as slope, width, form, noise and uniqueness of the edge are utilised. The overall quality measure is calculated as a weighted sum of the individual quality measures. The proposed quality measures have been applied at a number of different measuring objects. The experimental data prove the soundness of the new approach. The utilisation of the proposed quality measures results in a decrease of measuring uncertainty.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Michal K. Urbanski, Adam Bzowski
ERROR ANALYSIS USING FUZZY ARITHMETIC BASED ON T-NORM
The presented algorithm for uncertainty evaluation has three steps: determining the membership function from series of measurements, evaluation of membership function of average value using fuzzy arithmetic based on a t-norm, and addition of systematic errors (based on expert analysis). The parameters of the t-norm are determined by a minimization procedure for a proposed error function.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
J. Dobiliene, E. Raudiene, R. P. Žilinskas
UNCERTAINTY OF SPECTROMETRIC ANALYSIS
The main purpose of this paper is to present the uncertainty of spectrometric analysis considering peculiarities of chemical measurements. Qualitative evaluation of chemical–physical transformation and impact on uncertainty in spectrometric analysis is presented. Spectrophotometric method is used to show experimentally the influence of analysis conditions on the measurement result.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
David Burget, Olga Tumová, Václav Ctvrtník
BOOTSTRAPPING TECHNIQUE AND CONFIDENCE INTERVALS
This article evaluates methods of computing confidence intervals and values of descriptive statistics, capability and performance indexes with the help of conventional procedures, statistical SW, and the method of generating random subgroups. Comparison of different methods has shown that there are differences between the results obtained by SW and those obtained by manual computing. Alternative estimation of values and confidence intervals by means of bootstrapping technique is discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Yuri Machekhin
UNCERTAINTY MEASUREMENT AND DYNAMIC SYSTEM CHAOTICAL BEHAVIOUR
Chaotic behaviour of nonlinear dynamic system as a mechanism of influence on uncertainty measurement are discussed. Based on the logistic equation as a mathematical model, measeurement uncertainty investigated. In the case when dynamic chaos take place in the system, uncertainty measurement has anormal distribution.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Keishi Fukuyama, Yohsuke Mizukami, Hideyuki Sawada
A NOVEL MICRO-VIBRATION ACTUATOR AND THE PRESENTATION OF TACTILE SENSATIONS
A novel micro-vibration actuator using a shape-memory alloy for the presentation of various tactile sensations to a human skin is introduced in this paper. The authors paid attention to the characteristics of a shape-memory alloy formed into a thread, which changes its length according to its temperature, and developed a vibration-generating actuator electrically driven by periodic signals generated by current control circuits. For the tactile information transmission to a human body, the human higher-level perception such as the phantom sensation and the apparent movement of the tactility is employed in consideration of presenting novel tactile sensations. By coupling the actuators as a pair, an information transmission is realized for presenting novel tactile sensations to a user. The information transmission was tested by changing various conditions of electric signals to drive actuators, and was evaluated by questionnaires. Several users reported that they perceived a novel rubbing sensation given by the apparent movement, and we further experimented the presentation of the sensation in detail to be used as a tactile display for the information transmission through our body.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Bruno Andò, Salvatore Baglio, Nicola Pitrone
A CONTACTLESS HAPTIC CANE FOR BLIND PEOPLE
Mobility is a big deal for visually impaired people and many of the devices already available on the market suffer for poor degree and form of the information provided to the user. In this paper a new way of codifying the information to the blind end user is suggested.The proposed strategy is aimed to move the focus of the electronic aids from an artificial way to codify the information to a natural form. In particular, the developed contactless haptic cane exploits smart signal processing paradigms and an actuator matrix to produce on the user hand palm a stimulus miming the sensation given by a conventional white cane bumping into a obstacle in the user path.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Alessandro Puiatti, Paola Binda, Marco Cicchini, Silvia Giordano, Maria Concetta Morrone
A WIRELESS SENSOR NETWORKS PLATFORM FOR MODELLING SPACE PERCEPTION DURING SACCADIC EYE-MOVEMENTS
Gaze shifts pose serious problems to the human visual system, causing transient spatial distortions. We simulate these distortions by assuming an undersampling of spatial information. We propose that such process helps maintaining stable space representations across sensors shifts, a strategy that may be useful also for wireless sensor networks.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Charlotte Sennersten, CraigLindley
EVALUATION OF REAL-TIME EYE GAZE LOGGING BY A 3D GAME ENGINE
Human Computer Interaction studies of visual attention in dynamic 3D computer gameplay can be greatly facilitated by automated gaze object logging implemented by integration of eye gaze tracking systems with game engines. This verification study reports the spatial and temporal accuracy of such an integrated system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Shigeru Takayama, Takahiro Iwata, Hideto Nishikado, Komyo Kariya
EVALUATION OF PEDESTRIAN FLOWS BY TIME TRANSITION OF TRAFFIC LINE DISTRIBUTION
This paper describes the system to take traffic lines of pedestrian flows outdoors and the investigation of dynamic characteristics by using the density, direction and velocity distribution of them. These characteristics express the congestion and latent dangerousness of field. Also the arrangement of structures and public facilities will be evaluated.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Tsunehiro Munakata
A STUDY ON MEASUREMENT OF CHARACTERISTICS OF HANDWRITING LETTERS WITH THE MOUSE DEVICE FOR MALE AND FEMALE DEXTEROUS STUDENTS
It may be the figure of the human handwriting as one of the most interesting outputs. By research on the figure of handwriting, characteristics or behaviors of the human are analyzed and cleared. The purpose of this paper is to report results on the comparison of data (the characteristics data by this measurement method) and the evaluation given by pattern differences of handwriting capital letters: B and D; U and V having constructive similarities. By using the divergence as one of statistics method, figures drawn by the dominant or non-dominant hand of examinees who are selected 40 persons of male and female dexterous students in total. Experiment for data collection is done based on the procedure of the author, and it is done by book-size personal computer display and the mouse device and by the recognition function of the computer. The following results are obtained: 1) average vector on pattern elements of t= (t1, t2, …, t7 or t8) 2) variance and covariance matrix on pattern elements of t = (t1, t2, …, t7 or t8) 3) value of divergence: DBD(t), DUV(t) etc. And, the conclusion of this paper on figures of handwring for male and female dexterous students analyzed by the statistics methods given in chapter 4 are shown.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Reis M.L.C.C., Castro R.M., Falcão J.B.P.F., Barbosa I.M., Mello O.A.F.
CALIBRATION UNCERTAINTY ESTIMATION FOR INTERNAL AERODYNAMIC BALANCE
Aerodynamic balances are employed in wind tunnels to estimate the forces and moments acting on the model under test. This paper proposes a methodology for the assessment of uncertainty in the calibration of an internal multi-component aerodynamic balance. In order to obtain a suitable model to provide aerodynamic loads from the balance sensor responses, a calibration is performed prior to the tests by applying known weights to the balance. A multivariate polynomial fitting by the least squares method is used to interpolate the calibration data points. The uncertainties of both the applied loads and the readings of the sensors are considered in the regression. The data reduction includes the estimation of the calibration coefficients, the predicted values of the load components and their corresponding uncertainties, as well as the goodness of fit.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Sanowar H. Khan, Kirill Y. Aristovich, Alexey I. Borovkov
MATHEMATICAL MODELLING OF HUMAN BRAIN FOR MAGNETIC FIELD TOMOGRAPHY BASED ON MAGNETOENCEPHALOGRAPHY
This paper presents the methodology and some of the results of mathematical modelling of human brain in magnetic field tomography (MFT) by which sources of tiny bioelectric currents in the brain are located by measuring the magnetic field distribution produced by these current outside the head.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Jerzy Hoja, Grzegorz Lentka
FAST IMPEDANCE SPECTROSCOPY METHOD USING SQUARE PULSE EXCITATION
The paper presents a fast impedance spectroscopy method for objects with very high impedance |Zx| = 1 GO modeled by multi-element two-terminal RC networks. The method is based on analysis of the object response in the time domain after square pulse excitation. The object impedance spectrum was obtained using continuous Fourier transform. Simulation tests were performed for different excitation pulse widths. Measurements in the realized system proved the usefulness of the method for parametric identification of equivalent circuits of the objects.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
José Eduardo Manzoli, Patrícia C.P. Silva, Eduardo S. Moura, Carlos A. Zeituni, Maria Elisa C.M. Rostelato
INDIRECT MEASUREMENT OF RADIATION DOSE RATE FROM BRACHYTHERAPY 125 IODINE SEEDS BY NUMERICAL METHOD: PRELIMINARY COMPARISONS WITH ANALYTICAL CALCULATIONS
Brachytherapy, using radioactive iodine seeds, is a very important and efficient process of cancer treatment. These seeds are small sealed tubes of titanium, 4,50mm long, with the radioactive material inside. The amount of radiation to be imparted on a tumor has to be precisely evaluated, so any calculation process is welcome, beside the normative ones. In this work it is shown a numerical method to compute the exposure rate in the vicinity of the seed, and the results are compared with analytical calculations, in order to make a preliminary evaluation of the method.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Roald Taymanov, Ksenia Sapozhnikova
METROLOGICAL SELF-CHECK AND EVOLUTION OF METROLOGY
Indications of the crisis in the conventional methods of metrological assurance of sensors are analyzed. The analogy between biological and technical evolutions is discussed. It is shown that the near future is mass production of intelligent sensors and systems with metrological selfcheck, as well as the transition to a new stage in evolution of metrological assurance of sensors.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Kimmo Konkarikoski, Risto Ritala
OPTIMIZATION OF MEASUREMENT STRATEGY
Laboratory measurements are an integral part of process and quality management. Quite commonly, variables measured are statistically dependent and thus measurement of one variable is an indirect measurement of the others. Also, measurements are uncertain and thus there always is uncertainty about the quality. In this paper we formulate the optimal measurement scheduling problem of laboratory measurements. In particular, the objective is to minimize a weighted sum of measurement costs and uncertainty about whether the product confirms with given quality constraints or not. This problem is considered in the case when the joint probability density of variables is Gaussian, and when uncertainty evolves according to Ornstein-Uhlenbeck process.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Luca Mari, David Macii
ALTERNATIVE METHODS TO ESTIMATE MEASURAND VALUES: MODELS AND OPERATIVE IMPLICATIONS
This paper compares two alternative averaging methods commonly adopted to estimate measurand values, in agreement with the guidelines of the Guide to the Expression of Uncertainty in Measurement (GUM). According to the proposed analysis, validated in a simple case study, the choice of best estimation method should depend not only on the amount of nonlinearity of the measurement model, but also on the amount of definitional and acquisition uncertainty of the input measurands.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Franco Pavese
SUBJECTIVELY- VS. OBJECTIVELY-BASED UNCERTAINTY EVALUATION IN METROLOGY AND TESTING
The general problem is wide and extensively treated in the literature. The paper intends to limit the discussion from the viewpoint of the metrologist to some aspects of the problems related to the concept of "true value", abandoned by GUM but still present in other international reference documents, and about the use of nonquantitative information or of prior knowledge in connection with the uncertainty evaluation in measurement.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Corinne Curt, Aurélie Talon, Gilles Mauris
USING PHYSICAL MEASUREMENTS, SENSORY EVALUATIONS AND EXPERT JUDGEMENTS IN A DAM ASSESSMENT SUPPORT SYSTEM
In engineering system control, human beings can play various key roles in particular concerning measurement, global assessment and decision. It is recognised that in such complex systems many involved variables are evaluated with uncertainty. In this paper, we used a possibility theory based approach to formalise all the different uncertain pieces of information. An applicative example concerning the safety assessment of dams is presented.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Fabio Leccese
A FIRST ANALYSIS OF PERCEIVED POWER QUALITY FOR DOMESTIC CUSTOMERS
The research shows as the deep lack of knowledge by low voltage and domestic customers is made the most by the producers/suppliers to impose their will disappointing the ISO 9000 certification. A new way to build the relationships between these actors is suggested with the declared aim to formulate new type of agreement based on the quality of electrical energy appropriately measured.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Vladimir Yakimov, Anton Philimonov
PARAMETRIC SPECTRAL ANALYSIS PROCESS OF TIME SERIES FLUCTUATION STOCK MARKET PRICES
To describe a problem of a parametric spectral analyze of a time series fluctuation price process on a stock market. It is used difference-linear equation like the model of the initial data. It’s has been obtained stable results of estimation parameters by stochastic smoothing.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
J.J. González de la Rosa, A. Moreno, A. Gallego, R. Piotrkowski, E. Castro, J. Vico
A VIRTUAL INSTRUMENT FOR ACOUSTIC TERMITE DETECTION BASED IN THE SPECTRAL KURTOSIS
In this paper we present the operation results of a portable computer-based measurement equipment conceived to perform non-destructive testing of suspicious termite infestations. Its signal processing module is based in the Spectral Kurtosis (SK), whose pattern allows the targeting of alarms and activity signals. The estimator of the SK is proven previously using a set of synthetics. SK enhances the non-Gaussian behavior of termite signals, giving rise to a sensitivity improvement. As a complementary tool, wavelets confirm non-Gaussian behavior of termite emissions by keeping the approximation of the register, with less entropy.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Ryo Saegusa, Sophie Sakka, Giorgio Metta, Giulio Sandini
SENSORY PREDICTION LEARNING – HOW TO MODEL THE SELF AND THE ENVIRONMENT
For a complex autonomous robotic system such as a humanoid robot, the learning-based state prediction is considered effective to develop the body and environment model autonomously. In this paper we investigate a model of changes detection directly included in the evaluation process of the learning algorithm. The model is characterized by a function called confidence, which returns a high value if the robot’s actual state data match the predicted state data. The robot then creates the confidence map for each sensor based on the prediction error, which allows the robot to notice if the current sensory state is predictable (experienced) or not. We consider the confidence function as the first step to self diagnosis and self adaptation. The approach was experimentally validated using the humanoid robot James.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Sergey Muravyov, Mun Choon Chan, Maria Khomyakova
PRIORITIZING SENSED DATA TRANSMISSION BY CONSENSUS RELATION IN WIRELESS SENSOR NETWORK
In this work we propose an approach to prioritizing order of transmission of sensed data in wireless sensor network that are very popular in, for example, environmental monitoring. The approach is based on determination of a consensus relation which is in "nearest distance" from all initial rankings shaped by multiple sensors of each network node. Statistically and probabilistically based analytical models useful for assuring network performance and providing reasonable number values
n – k
and m are proposed and discussed, where
n – k
is a number of packets transmitted to the sink;
n
is a number of the network sensor nodes;
k
is a number of dropped packets due to a congestion; and
m
is a number of node sensors (or rankings).
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Jean-paul Jamont, Michel Occello, André Lagrèze
MANAGEMENT OF COMMUNICATION IN WIRELESS INTRUMENTATION SYSTEMS: A SOLUTION BASED ON A MULTIAGENT APPROACH
We present in this paper a multiagent approach to manage communication in wireless instrumentation system. Our solution is based on a structure emergence process. It is applied in the context of the EnvSys project which aims the instrumentation of an underground river system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Jean-paul Jamont, Michel Occello
HW/SW HYBRID SIMULATION AS PART OF THE DESIGN OF WIRELESS INSTRUMENTATION SYSTEMS: DISCUSSION ABOUT AN EXPERIENCE
This paper introduces hardware/software hybrid simulation of wireless instrumentation systems as a part of their lifecycle. It presents a state of art of simulators which are close to our hw/sw multiagent simulator, the MultiAgent Hardware Software simulator (MASH) and a discussion about our experience in the use of this tool.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Zbigniew Czaja
A FAULT DIAGNOSIS ALGORITHM OF ANALOG CIRCUITS BASED ON NODE-VOLTAGE RELATION
A new method of diagnosis of single faults of passive elements in analog electronic circuits, based on the node-voltage relation approach, is presented. This method consists of two parts: creation of a fault dictionary describing the nominal state of the tested circuit and containing indirect parameters representing respective faults, and a new fault detection and localization algorithm.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Zbigniew Czaja
TESTING OF ANALOG PARTS OF ELECTRONIC EMBEDDED SYSTEMS WITH LIMITED ACCESS TO INTERNAL NODES
A new class of multi-port methods based on extension of input-output two-port methods of soft fault diagnosis of passive elements in analog circuits is presented. It uses accessible internal nodes of the tested analog circuit for additional measurements of circuit time responses. Thanks to this, the fault resolution increases, that is we obtain better fault localization coverage.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Dariusz Zaleski, Bogdan Bartosinski, Romuald Zielonko
NEW APPLICATIONS OF SHAPE DESIGNED COMPLEMENTARY SIGNALS FOR TESTING OF ANALOG SECTIONS IN ELECTRONIC EMBEDDED SYSTEMS
The article concerns the implementation of shape designed complementary signals in BISTs used in mixed-signal embedded systems for testing of their analog sections. The essence of the proposed method is stimulation of the tested circuit with a complementary signal of a designed particular shape, whose parameters are matched to the nominal position of circuit transfer function poles. The paper presents results of simulation research and practical verification of the method in a microsystem based on an ADuC814 microcontroller.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Lukáš Kupka, Emmanuel Simeu, Haralampos-G. Stratigopoulos, Libor Rufer, Salvador Mir, Olga Tumová
SIGNATURE ANALYSIS FOR MEMS PSEUDORANDOM TESTING USING NEURAL NETWORKS
The aim of this work is to develop a lowoverhead, low-cost built-in test for Micro Electro Mechanical Systems (MEMS). The proposed method relies on processing the Impulse Response (IR) through trained neural networks, in order to predict a set of MEMS performances, which are otherwise very expensive to measure using the conventional test approach. The use of neural networks allows us to employ a low-dimensional IR signature, which results in a compact built-in test. A MEMS structure combining electro-thermal excitation and piezoresistive sensing was chosen as our case study. A behavioral model of this structure was built using Matlab for the purpose of the experiment. The results demonstrate that the neural network predictions are in excellent agreement with the simulation results of the behavioral model.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Dietrich Hofmann, Paul-Gerald Dittrich
NEW UNIVERSAL SMART VISION SENSORS AND NEW INTUITIVE PROGRAMMING METHODS FOR VISUAL QUALITY MEASUREMENTS
The main purpose of the paper is to present a new kind of universal smart vision sensors and a new method for intuitive programming with icons on touch screens to overcome the existing well-known problems of subjective visual quality measurements by man. Practical examples will be demonstrated during the presentation.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
V.N. Yakimov, G.N. Dyakonov, E.G. Udaltsova, V.I .Batishchev, A.V. Mashkov
A METHOD OF DISTRIBUTED TEACHING SYSTEM REALIZATION BASED ON FUZZY MEASUREMENT OF USER'S FEATURES
The purpose of the paper is to apply the main ideas and methods of soft (fuzzy) measurements to the problem of network learning. Teaching system is considered to be really distributed. As secondary effect of its content (in some point of view it may be called primary) we suppose a method to increase an effectiveness of the WWW.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Stefan Waßmuth, Martin Dambon, Gerhard Linß
A NEW APPROACH IN SOFTWARE EDUCATION IN METROLOGY AND QUALITY ASSURANCE – AN EMPIRICAL STUDY
Future engineers working in the field of metrology and quality assurance will require more profound software knowledge than today. In addition to that it is often claimed that measurement science is not that close as it should be to daily practice. The following article describes a new approach in education developed and applied at the Technische Universität Ilmenau. Based on a SQL database server and a Microsoft Office client students are enabled to develop customised software solutions to problems of practical relevance without having any specific knowledge in advance. Furthermore the paper details which difficulties occurred most often. It is also discussed to what extent the developed software solutions are likely to be deployed in industry as a cost efficient alternative.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Komyo Kariya, Shigeru Takayama
“MEASUREMENT SCIENCE” AND EDUCATION TO CULTIVATE SCIENTIFIC BASIC KNOWLEDGE OF PEOPLE
We had already expressed the importance of “Measurement Science” .on the education to rise up the scientific sense for the people live in the society carried on natural science, technique and information. It is the liberty to apply how “Science” to the Education, an answer is in this paper. And we had reported the contents by some papers. This paper suggests the usefulness of application of “Measurement Science” for the stage 1 and stage 2 education (Compulsory Education) and the stage 3 education (Semi-Compulsory Education), when classify National Education in 5 stages.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Asta Meskuotiene, Rimvydas Zilinskas , Viktoras Zabolotnas
EDUCATION AND COMPETENCY EVALUATION SYSTEM OF METROLOGY PRACTITIONERS IN LITHUANIA
Metrology practitioners in Lithuania are taught, trained following the program adopted in 1995 and improved in 2000. A huge amount of information related to various aspects of the program has been collected since the beginning. Continuous analysis of the program directly supports its future improvement and long-term goals.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Aino Ropponen, Risto Ritala
OPTIMAL MEASUREMENT SCHEDULING AND DESIGN WITH DYNAMIC PROGRAMMING
We shall present approaches to optimize the design of a measurement system and schedule dynamically a versatile measurement resource. The analysis is based on expressing the system management task as a dynamic programming problem in which the system state is partially observable. We shall review the well-known linearquadratic-Gaussian case, and discuss and give examples solutions of discrete state systems. Furthermore, we discuss on approximate dynamic programming methods to solve such problems in practice.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Blaise Conrard , Mireille Bayart
DESIGN AND OPTIMISATION OF DEPENDABLE MEASUREMENT SYSTEMS
This paper deals with the use of a structural modelling in order to optimise the cost of a measurement system with dependability constraints. The aim of the proposed method is to determine the sensor placement that tolerates a given number of failures with the lowest cost. A structural model is used. It describes the links between the physical quantities and is employed in order to determine the potential analytical redundancies. With that, the optimisation problem becomes an integer linear programming (ILP) problem whose resolution provides the best reliable and lowest-cost system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Olaf Kühn, Gerhard Linß, Klaus-Dieter Sommer, Karina Weißensee
NOVEL APPROACH TO THE COMPUTER-AIDED MODELLING OF MEASUREMENT PROCESSES FOR UNCERTAINTY ESTIMATION
The aim of this paper is to present a methodology to the modelling of measurement processes for uncertainty estimation. According to the “Procedure for the Uncertainty Management” (PUMA) described in the supplement of ISO 14253-1 an iterative course of action is derived. In this connection the efficiency of modelling is considered additionally. The trail version of the novel application software “Model Assistant”, developed within the cooperative research project MST-UNCERT, is used for graphical modelling. A practical stepwise procedure for efficiency modelling has been derived and exemplary applied from this concept.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Jean-paul Jamont , Michel Occello, André Lagrèze
DESIGNING WIRELESS INTRUMENTATION SYSTEM WITH THE DIAMOND METHOD
Designing wireless instrumentation systems requires to work with two levels: the individual level (the sensors) versus the social level (the whole system). We introduce the DIAMOND method which allows to design open embedded complex systems using a multiagent approach.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Jean-Luc Sarrade, Stéphane Perrin
CONSTRAINTS DRIVEN SUBSCRIPTION USING CONFIDENCE INTERVAL MODEL
In the context of intelligent instrument network, i.e. intelligent sensors and actuators, the user or the designer has to manipulate variable network functions. Service model allows the designer to formalize and manipulate information access. Service model also permits to, check, control and react from instrument data and this approach is web-enable. Producer-Consumer pattern facilitates design and intelligent instrument networking. The connection between producer and consumer can be checked (i.e. type of data) and filtered (condition of sending). We propose to extend the producerconsumer approach using service model for variable subscription service where conditions of subscription constraint could be expressed. We consider interval confidence model of data and several consumers to produce the event or data to be subscribed. A prototype is presented to illustrate and validate the approach on the OSGi platform.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Andrzej Odon, Zbigniew Krawiecki
USING LABVIEW FOR COMPUTER MODELLING OF CONVERSION METHODS IN ANALOG TO DIGITAL CONVERTERS
The applications designed in the LabVIEW environment for computer simulation of the operation principle and testing of two types of A/D converters (ADC): single-slope AD converter and dual-slope A/D converter are presented. Front panels contain graphical objects, permitting interactive communication with the user. Animation effects allow illustration of the ADC operation principle. The application permits performance of virtual experiments thanks to the possibility of control of the ADC parameters and the input signals parameters The applications can be used for education and research purposes.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Bruno Andò, Alberto Ascia, Salvatore Baglio, Nicola Pitrone
FF_SIM: A SIMULATION TOOL FOR FERROFLUIDIC TRANSDUCERS
In this paper a simulation tool for ferrofluidic transducers is presented. The aim of the tool developed is twofold: to provide the designer with a useful tool which carries out both the behavioral analysis and the quantitative analysis of ferrofluidic devices and to support educational activity on the subject in advanced academicals courses.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Sabiniano Araujo Rodrigues, José Ivan Carnaúba Accioly, Raimundo Carlos Silvério Freire, Isaac Maia Pessoa
ASYNCHRONOUS ANALOG-DISCRETE CONVERTER USING AN ANALOG SIGNAL PROCESSOR STABILIZED IN AN INFLECTION POINT
This brief article presents the architecture and the implementation of a converter of analog signals into discrete signals of three levels, asynchronous, with sample frequency in the gigahertz band. To make possible the implementation of this converter, it was projected and also implemented an analog signals processor that functions stabilized round an inflection point, in substitution to the operational amplifiers used in the first version of the converter and that allowed to work with high gain and slew-rate. This processor is also described in this article.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Pekka Kumpulainen, Kimmo Hätönen
COMPRESSION OF CYCLIC TIME SERIES DATA
This paper describes a method to reduce the space of stored indicator time series data collected from a telecommunications network. The method takes advantage of the cyclic nature of the collected time series and behavioral clusters of the network elements. The method separates the shape of the daily activity cycle of a network element from volume of the traffic and clusters the daily patterns to coherent groups in which each sample can be presented with the amount of traffic in the network element and a prototype pattern. Dynamic thresholds are used to determine the samples that deviate from the prototype too much and require being stored separately.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Halina Nieciag, Zbigniew Chuchro
VALIDATION OF METROLOGICAL SOFTWARE
The problems involving the validation of metrological software are explored in this paper. This important module of measuring systems fulfills the mathematical processing of measured data. The concept of validation and their realization is considered based on building a conceptual model of software components under examination. The presented method helps software validation through estimating intervals specified within which the estimates of quantities indirectly measured should lie.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Kees van Noortwijk, Richard V. De Mulder
PERCEPTION OF PLAGIARISM AND FRAUD IN EDUCATION
Plagiarism and fraud by students have increased considerably in the past decade. Information technology plays an important role here, because it provides techniques that make it possible to copy text, images and other materials almost effortlessly. Educational institutions are aware of this, and try to halt it. The problem of monitoring and dealing with fraud and plagiarism is a matter of perception in two respects: 1. it is often difficult to identify fraudulent student papers because of the large scale and intelligent techniques for cheating, and 2. students who are blamed of plagiarism often claim a different perception or qualification of their acts. Information technology can play a role in identifying plagiarism and fraud. There are a number of computer programs in existence that will check large numbers of documents to do exactly that. Conventional measures as well as effective anti-fraud policies remain necessary as students often do not perceive their actions as illegal or unethical, or use their own “perception” as an excuse.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Eugen-Georg Woschni
EDUCATIONAL METHODS AS MATHEMATICAL AND PHYSICAL APPROACHES DEMONSTRATED WITH TYPICAL EXAMPLES
Three typical examples with great relevance to practice are demonstrating that as well mathematics as physics must be used to solve problems and especially to gain closed solutions as necessary for application in practice. Therefore both methods have to be teached in measurement education also to-day.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Sergey Y. Yurish
INTEGRATION OF MARIE CURIE CHAIRS (EXC) PROJECT BASED COURSE ON "SMART SENSORS SYSTEMS DESIGN" INTO "SENSORS AND SIGNAL CONDITIONING" CURRICULA
This paper describes a successful approach of integration of Marie Curie Chairs (EXC) project based course on "Smart Sensors Systems Design" into the current curricula in "Sensors and Signal Conditioning" at Technical University of Catalonia (UPC-Barcelona, Electronic Engineering Department) for graduate and postgraduate students. It is strongly connected with new research results obtained during the SMARTSES project in this emerging field. The course main objectives, contents, teaching methodology, laboratory activities and qualification criteria are discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC1), Annecy, FRANCE, 2008
Antonio Cruz Serra, Leo Van Biesen
IMEKO - The Instrumentation and Measurement Confederation
This communication will deal shortly with the objectives of IMEKO, the Instrumentation and Measurement Confederation, will inform on its structure, will highlight its publications and will present an overview on the activities of the 24 IMEKO Technical Committees.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Roman Z. Morawski
ON FOOD, SPECTROPHOTOMETRY, AND MEASUREMENT DATA PROCESSING
Spectrophotometry is getting more and more often the method of choice not only in laboratory analysis of (bio)chemical substances, but also in the off-laboratory identification and testing of physical properties of various products, in particular – of various organic mixtures including food products and ingredients. Specialized spectrophotometers, called spectrophotometric analyzers are designed for such applications. This keynote lecture is on the state of the art and developmental trends in the domain of spectrophotometric analyzers of food with particular emphasis on wine analyzers. The following issues are covered: philosophical and methodological background of food analysis, physical and metrological principles of spectrophotometry, the role of measurement data processing in spectrophotometry, food analyzers on the market and their future. General considerations are illustrated with examples, predominantly related to wine analysis.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Ludwik Finkelstein
PROBLEMS OF WIDELY-DEFINED MEASUREMENT
The presentation examines fundamental problems of widely-defined measurement that lie outside the representation concerns of measurement theory, in order to act as a starting point of a research agenda. It shows that measurement is applied in a wide range of diverse domains of domains of knowledge and enquiry for which a widesense definition of measurement is necessary. It examines philosophical objections to the application of measurement. It considers problems of measurand concept formation, It examines problems presented by widely-defined measurements requiring further study.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Goodman Teresa, Montgomery Ruth, Bialek Agnieszka, Forbes Alistair, Rides Martin, Whitaker T. Aisling, Overvliet Krista, McGlone Francis, van der Heijden Gerie
THE MEASUREMENT OF NATURALNESS (MONAT)
This project aims to understand how basic sensory information generated by the interaction between human sensory transducers and the physical material or artefact under examination is processed within the relevant neural networks and how this contributes to the cognitive processes associated with the perception of naturalness.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Giovanni Battista Rossi
ON SOME KEY CONCEPTS AND TERMS IN MEASUREMENT HAVING A CROSS–DISCIPLINARY IMPACT
A discussion about some key concepts and terms in measurement is proposed for promoting a fruitful dialogue among scientists of different disciplines having an experimental basis. This revision of terms requires both the examination of their current use in the involved communities and an investigation on their role in scientific theories. In the present paper, this second aspect is mainly pursued and key terms such as (measure) value, measuring system, measurement value and measurement model are discussed. Two theories of measurement are considered, deterministic and probabilistic, the former is apt to describe an ideal measurement process, the latter is able to account for uncertainty. The meaning of the measure value in a probabilistic contest is elicited and a new taxonomy of uncertainty sources is proposed. Lastly, the role of modelling in measurement is discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Anne-Sophie Guerra, Maurice Pillet, Jean-Luc Maire
CONTROL OF VARIABILITY FOR MAN MEASUREMENT
In a visual control, the measurement system is human. Each appraiser must control the part and judge the conformity. Consequently, the subjectivity of measure is very present and the variability therefore high. The subjectivity of this inspection is generated by two aspects: the exploration i.e. the capacity to perceive the defect by the appraiser and the evaluation i.e. the capacity to evaluate correctly the defect. So, after to realize the exploration and after to have made the evaluation, the appraiser could with more of facilities to give a reponse and so a judgement on the acceptability of the defect. The inspection must be separated into two operations: the exploration and the evaluation.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
William P. Fisher Jr.
NEW METROLOGICAL HORIZONS: INVARIANT REFERENCE STANDARDS FOR INSTRUMENTS MEASURING HUMAN, SOCIAL, AND NATURAL CAPITAL
Invariant, additive, and separable parameters for measures of human, social, and natural capital have repeatedly proven their value and utility globally over the last 50 years. Given growing demand for comparable living capital metrics, metrological organizations should position themselves to provide the needed calibration and traceability services.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Christian Eugène
MEASUREMENT OF “TOTAL VISUAL APPEARANCE”: A CIE CHALLENGE OF SOFT METROLOGY
Presentation of the main ideas of the CIE 175:2006 Report suggesting a framework for and inviting the research community to explore new measuring methods for qualifying visual appearance of manufactured products.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Johannes Pulla, Marja Mettänen, Kimmo Konkarikoski, Risto Ritala
BAYESIAN NETWORK MODEL AS AN OVERALL IMAGE QUALITY MEASUREMENT SYSTEM
This paper discusses a measuring system for overall image quality with a jury assessment as reference. The problem of combining subjective assessments and objective measurements is studied within the framework of Bayesian statistical theory and the Bayes’ network. The ideas are demonstrated with a subjective assessment test case and simulations.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Ksenia Sapozhnikova, Roald Taymanov
MEASUREMENT OF THE EMOTIONS IN MUSI? FRAGMENTS
It is shown that expected emotional response to music fragments can be measured by non-linear conversion of acoustic oscillation spectrum, selection of infrasound signals-stimuli, and identification of signal ensembles that include the sequence of not fewer than three signals-stimuli.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Francesco Crenna, Matteo Panero, Giovanni Battista Rossi
MEASUREMENT OF PERCEIVED SOUND INTENSITY ACCOUNTING FOR INDIVIDUAL DIFFERENCES
The measurement of quantities expressing the human response to some external stimuli is of great interest for metrology. In this paper some aspects of scale construction and measurement procedures are discussed, presenting different approaches, both direct and indirect, and focusing on the design of the panel test in order to obtain useful information for setting up the measurement scale and for the evaluation of its uncertainty. The measurement of sound intensity is considered and a case study concerning the internal noise of container trucks operating in a port is presented. The following methods are considered: - magnitude estimation; - interval estimation; - master scaling; - indirect measurements according to A–weighted sound pressure level and Zwicker’s loudness. Preliminary experimental results show the differences and criticalities among the proposed approaches, mainly due to the inherent inter and intra individual variability related to the perception itself and to its dependence on contextual factors.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Giulio Barbato, Stefano Farné, Gianfranco Genta
MANAGEMENT OF SUBJECTIVE EVALUATIONS REPRESENTED BY ORDINAL SCALES
Common statistical methods, like arithmetic average, are, in principle, not adequate for ordinal scale evaluations, but in practice are frequently used. Specific methods are necessary, more complicated and with limits due to coarse resolution. This paper indicates some ways for overcoming resolution problems, allowing to compare specific and common analysis results. Thereafter it was possible to consider chi-square and skewness as indicators of the possibility of safely using common methods on datasets produced by non-linear metrics.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Carlos C. Dantas, Silvio B. Melo, Valdemir A. dos Santos, Eric F. de Oliveira, Francisco P. M. Simões, M. Graça dos Santos, Artur R. de Aquino
A STUDY OF UNCERTAINTY EVALUATION IN TRANSMISSION MEASUREMENT IN GAMMA RAY TOMOGRAPHY
A study of uncertainty in gamma ray transmission measurement of single beam tomography is presented. The radial density distribution of the FCC (fluidized catalytic cracking) catalyst in experimental riser is shown in measured and calculated data. Discrete models are proposed to describe data and for a better understanding of density distribution measurements. Validation procedure for the measurement models and uncertainty evaluation were carried out.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
G. Linß, S.C.N. Töpfer
NOVEL METHOD FOR INLINE ESTIMATION OF PROBING UNCERTAINTY IN OPTICAL MEASUREMENT
Typically measuring points in optical coordinate metrology are considered equally at the subsequent fitting of geometric elements, for example circle. Thereby it is assumed that the related probing uncertainty does neither vary locally nor between different measuring objects. This paper outlines a novel approach for the determination of quality measures as a measure for the related probing uncertainty. The quality measures are based on the quantitative evaluation of the intensity characteristic at the edge, whose position is to be measured. Thereby five different criteria such as slope, width, form, noise and uniqueness of the edge are utilised. The overall quality measure is calculated as a weighted sum of the individual quality measures. The proposed quality measures have been applied at a number of different measuring objects. The experimental data prove the soundness of the new approach. The utilisation of the proposed quality measures results in a decrease of measuring uncertainty.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Michal K. Urbanski, Adam Bzowski
ERROR ANALYSIS USING FUZZY ARITHMETIC BASED ON T-NORM
The presented algorithm for uncertainty evaluation has three steps: determining the membership function from series of measurements, evaluation of membership function of average value using fuzzy arithmetic based on a t-norm, and addition of systematic errors (based on expert analysis). The parameters of the t-norm are determined by a minimization procedure for a proposed error function.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
J. Dobiliene, E. Raudiene, R. P. Žilinskas
UNCERTAINTY OF SPECTROMETRIC ANALYSIS
The main purpose of this paper is to present the uncertainty of spectrometric analysis considering peculiarities of chemical measurements. Qualitative evaluation of chemical–physical transformation and impact on uncertainty in spectrometric analysis is presented. Spectrophotometric method is used to show experimentally the influence of analysis conditions on the measurement result.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
David Burget, Olga Tumová, Václav Ctvrtník
BOOTSTRAPPING TECHNIQUE AND CONFIDENCE INTERVALS
This article evaluates methods of computing confidence intervals and values of descriptive statistics, capability and performance indexes with the help of conventional procedures, statistical SW, and the method of generating random subgroups. Comparison of different methods has shown that there are differences between the results obtained by SW and those obtained by manual computing. Alternative estimation of values and confidence intervals by means of bootstrapping technique is discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Yuri Machekhin
UNCERTAINTY MEASUREMENT AND DYNAMIC SYSTEM CHAOTICAL BEHAVIOUR
Chaotic behaviour of nonlinear dynamic system as a mechanism of influence on uncertainty measurement are discussed. Based on the logistic equation as a mathematical model, measeurement uncertainty investigated. In the case when dynamic chaos take place in the system, uncertainty measurement has anormal distribution.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Keishi Fukuyama, Yohsuke Mizukami, Hideyuki Sawada
A NOVEL MICRO-VIBRATION ACTUATOR AND THE PRESENTATION OF TACTILE SENSATIONS
A novel micro-vibration actuator using a shape-memory alloy for the presentation of various tactile sensations to a human skin is introduced in this paper. The authors paid attention to the characteristics of a shape-memory alloy formed into a thread, which changes its length according to its temperature, and developed a vibration-generating actuator electrically driven by periodic signals generated by current control circuits. For the tactile information transmission to a human body, the human higher-level perception such as the phantom sensation and the apparent movement of the tactility is employed in consideration of presenting novel tactile sensations. By coupling the actuators as a pair, an information transmission is realized for presenting novel tactile sensations to a user. The information transmission was tested by changing various conditions of electric signals to drive actuators, and was evaluated by questionnaires. Several users reported that they perceived a novel rubbing sensation given by the apparent movement, and we further experimented the presentation of the sensation in detail to be used as a tactile display for the information transmission through our body.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Bruno Andò, Salvatore Baglio, Nicola Pitrone
A CONTACTLESS HAPTIC CANE FOR BLIND PEOPLE
Mobility is a big deal for visually impaired people and many of the devices already available on the market suffer for poor degree and form of the information provided to the user. In this paper a new way of codifying the information to the blind end user is suggested.The proposed strategy is aimed to move the focus of the electronic aids from an artificial way to codify the information to a natural form. In particular, the developed contactless haptic cane exploits smart signal processing paradigms and an actuator matrix to produce on the user hand palm a stimulus miming the sensation given by a conventional white cane bumping into a obstacle in the user path.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Alessandro Puiatti, Paola Binda, Marco Cicchini, Silvia Giordano, Maria Concetta Morrone
A WIRELESS SENSOR NETWORKS PLATFORM FOR MODELLING SPACE PERCEPTION DURING SACCADIC EYE-MOVEMENTS
Gaze shifts pose serious problems to the human visual system, causing transient spatial distortions. We simulate these distortions by assuming an undersampling of spatial information. We propose that such process helps maintaining stable space representations across sensors shifts, a strategy that may be useful also for wireless sensor networks.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Charlotte Sennersten, CraigLindley
EVALUATION OF REAL-TIME EYE GAZE LOGGING BY A 3D GAME ENGINE
Human Computer Interaction studies of visual attention in dynamic 3D computer gameplay can be greatly facilitated by automated gaze object logging implemented by integration of eye gaze tracking systems with game engines. This verification study reports the spatial and temporal accuracy of such an integrated system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Shigeru Takayama, Takahiro Iwata, Hideto Nishikado, Komyo Kariya
EVALUATION OF PEDESTRIAN FLOWS BY TIME TRANSITION OF TRAFFIC LINE DISTRIBUTION
This paper describes the system to take traffic lines of pedestrian flows outdoors and the investigation of dynamic characteristics by using the density, direction and velocity distribution of them. These characteristics express the congestion and latent dangerousness of field. Also the arrangement of structures and public facilities will be evaluated.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Tsunehiro Munakata
A STUDY ON MEASUREMENT OF CHARACTERISTICS OF HANDWRITING LETTERS WITH THE MOUSE DEVICE FOR MALE AND FEMALE DEXTEROUS STUDENTS
It may be the figure of the human handwriting as one of the most interesting outputs. By research on the figure of handwriting, characteristics or behaviors of the human are analyzed and cleared. The purpose of this paper is to report results on the comparison of data (the characteristics data by this measurement method) and the evaluation given by pattern differences of handwriting capital letters: B and D; U and V having constructive similarities. By using the divergence as one of statistics method, figures drawn by the dominant or non-dominant hand of examinees who are selected 40 persons of male and female dexterous students in total. Experiment for data collection is done based on the procedure of the author, and it is done by book-size personal computer display and the mouse device and by the recognition function of the computer. The following results are obtained: 1) average vector on pattern elements of t= (t1, t2, …, t7 or t8) 2) variance and covariance matrix on pattern elements of t = (t1, t2, …, t7 or t8) 3) value of divergence: DBD(t), DUV(t) etc. And, the conclusion of this paper on figures of handwring for male and female dexterous students analyzed by the statistics methods given in chapter 4 are shown.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Reis M.L.C.C., Castro R.M., Falcão J.B.P.F., Barbosa I.M., Mello O.A.F.
CALIBRATION UNCERTAINTY ESTIMATION FOR INTERNAL AERODYNAMIC BALANCE
Aerodynamic balances are employed in wind tunnels to estimate the forces and moments acting on the model under test. This paper proposes a methodology for the assessment of uncertainty in the calibration of an internal multi-component aerodynamic balance. In order to obtain a suitable model to provide aerodynamic loads from the balance sensor responses, a calibration is performed prior to the tests by applying known weights to the balance. A multivariate polynomial fitting by the least squares method is used to interpolate the calibration data points. The uncertainties of both the applied loads and the readings of the sensors are considered in the regression. The data reduction includes the estimation of the calibration coefficients, the predicted values of the load components and their corresponding uncertainties, as well as the goodness of fit.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Sanowar H. Khan, Kirill Y. Aristovich, Alexey I. Borovkov
MATHEMATICAL MODELLING OF HUMAN BRAIN FOR MAGNETIC FIELD TOMOGRAPHY BASED ON MAGNETOENCEPHALOGRAPHY
This paper presents the methodology and some of the results of mathematical modelling of human brain in magnetic field tomography (MFT) by which sources of tiny bioelectric currents in the brain are located by measuring the magnetic field distribution produced by these current outside the head.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Jerzy Hoja, Grzegorz Lentka
FAST IMPEDANCE SPECTROSCOPY METHOD USING SQUARE PULSE EXCITATION
The paper presents a fast impedance spectroscopy method for objects with very high impedance |Zx| = 1 GO modeled by multi-element two-terminal RC networks. The method is based on analysis of the object response in the time domain after square pulse excitation. The object impedance spectrum was obtained using continuous Fourier transform. Simulation tests were performed for different excitation pulse widths. Measurements in the realized system proved the usefulness of the method for parametric identification of equivalent circuits of the objects.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
José Eduardo Manzoli, Patrícia C.P. Silva, Eduardo S. Moura, Carlos A. Zeituni, Maria Elisa C.M. Rostelato
INDIRECT MEASUREMENT OF RADIATION DOSE RATE FROM BRACHYTHERAPY 125 IODINE SEEDS BY NUMERICAL METHOD: PRELIMINARY COMPARISONS WITH ANALYTICAL CALCULATIONS
Brachytherapy, using radioactive iodine seeds, is a very important and efficient process of cancer treatment. These seeds are small sealed tubes of titanium, 4,50mm long, with the radioactive material inside. The amount of radiation to be imparted on a tumor has to be precisely evaluated, so any calculation process is welcome, beside the normative ones. In this work it is shown a numerical method to compute the exposure rate in the vicinity of the seed, and the results are compared with analytical calculations, in order to make a preliminary evaluation of the method.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Roald Taymanov, Ksenia Sapozhnikova
METROLOGICAL SELF-CHECK AND EVOLUTION OF METROLOGY
Indications of the crisis in the conventional methods of metrological assurance of sensors are analyzed. The analogy between biological and technical evolutions is discussed. It is shown that the near future is mass production of intelligent sensors and systems with metrological selfcheck, as well as the transition to a new stage in evolution of metrological assurance of sensors.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Kimmo Konkarikoski, Risto Ritala
OPTIMIZATION OF MEASUREMENT STRATEGY
Laboratory measurements are an integral part of process and quality management. Quite commonly, variables measured are statistically dependent and thus measurement of one variable is an indirect measurement of the others. Also, measurements are uncertain and thus there always is uncertainty about the quality. In this paper we formulate the optimal measurement scheduling problem of laboratory measurements. In particular, the objective is to minimize a weighted sum of measurement costs and uncertainty about whether the product confirms with given quality constraints or not. This problem is considered in the case when the joint probability density of variables is Gaussian, and when uncertainty evolves according to Ornstein-Uhlenbeck process.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Luca Mari, David Macii
ALTERNATIVE METHODS TO ESTIMATE MEASURAND VALUES: MODELS AND OPERATIVE IMPLICATIONS
This paper compares two alternative averaging methods commonly adopted to estimate measurand values, in agreement with the guidelines of the Guide to the Expression of Uncertainty in Measurement (GUM). According to the proposed analysis, validated in a simple case study, the choice of best estimation method should depend not only on the amount of nonlinearity of the measurement model, but also on the amount of definitional and acquisition uncertainty of the input measurands.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Franco Pavese
SUBJECTIVELY- VS. OBJECTIVELY-BASED UNCERTAINTY EVALUATION IN METROLOGY AND TESTING
The general problem is wide and extensively treated in the literature. The paper intends to limit the discussion from the viewpoint of the metrologist to some aspects of the problems related to the concept of "true value", abandoned by GUM but still present in other international reference documents, and about the use of nonquantitative information or of prior knowledge in connection with the uncertainty evaluation in measurement.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Corinne Curt, Aurélie Talon, Gilles Mauris
USING PHYSICAL MEASUREMENTS, SENSORY EVALUATIONS AND EXPERT JUDGEMENTS IN A DAM ASSESSMENT SUPPORT SYSTEM
In engineering system control, human beings can play various key roles in particular concerning measurement, global assessment and decision. It is recognised that in such complex systems many involved variables are evaluated with uncertainty. In this paper, we used a possibility theory based approach to formalise all the different uncertain pieces of information. An applicative example concerning the safety assessment of dams is presented.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Fabio Leccese
A FIRST ANALYSIS OF PERCEIVED POWER QUALITY FOR DOMESTIC CUSTOMERS
The research shows as the deep lack of knowledge by low voltage and domestic customers is made the most by the producers/suppliers to impose their will disappointing the ISO 9000 certification. A new way to build the relationships between these actors is suggested with the declared aim to formulate new type of agreement based on the quality of electrical energy appropriately measured.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Vladimir Yakimov, Anton Philimonov
PARAMETRIC SPECTRAL ANALYSIS PROCESS OF TIME SERIES FLUCTUATION STOCK MARKET PRICES
To describe a problem of a parametric spectral analyze of a time series fluctuation price process on a stock market. It is used difference-linear equation like the model of the initial data. It’s has been obtained stable results of estimation parameters by stochastic smoothing.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
J.J. González de la Rosa, A. Moreno, A. Gallego, R. Piotrkowski, E. Castro, J. Vico
A VIRTUAL INSTRUMENT FOR ACOUSTIC TERMITE DETECTION BASED IN THE SPECTRAL KURTOSIS
In this paper we present the operation results of a portable computer-based measurement equipment conceived to perform non-destructive testing of suspicious termite infestations. Its signal processing module is based in the Spectral Kurtosis (SK), whose pattern allows the targeting of alarms and activity signals. The estimator of the SK is proven previously using a set of synthetics. SK enhances the non-Gaussian behavior of termite signals, giving rise to a sensitivity improvement. As a complementary tool, wavelets confirm non-Gaussian behavior of termite emissions by keeping the approximation of the register, with less entropy.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Ryo Saegusa, Sophie Sakka, Giorgio Metta, Giulio Sandini
SENSORY PREDICTION LEARNING – HOW TO MODEL THE SELF AND THE ENVIRONMENT
For a complex autonomous robotic system such as a humanoid robot, the learning-based state prediction is considered effective to develop the body and environment model autonomously. In this paper we investigate a model of changes detection directly included in the evaluation process of the learning algorithm. The model is characterized by a function called confidence, which returns a high value if the robot’s actual state data match the predicted state data. The robot then creates the confidence map for each sensor based on the prediction error, which allows the robot to notice if the current sensory state is predictable (experienced) or not. We consider the confidence function as the first step to self diagnosis and self adaptation. The approach was experimentally validated using the humanoid robot James.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Sergey Muravyov, Mun Choon Chan, Maria Khomyakova
PRIORITIZING SENSED DATA TRANSMISSION BY CONSENSUS RELATION IN WIRELESS SENSOR NETWORK
In this work we propose an approach to prioritizing order of transmission of sensed data in wireless sensor network that are very popular in, for example, environmental monitoring. The approach is based on determination of a consensus relation which is in "nearest distance" from all initial rankings shaped by multiple sensors of each network node. Statistically and probabilistically based analytical models useful for assuring network performance and providing reasonable number values
n – k
and m are proposed and discussed, where
n – k
is a number of packets transmitted to the sink;
n
is a number of the network sensor nodes;
k
is a number of dropped packets due to a congestion; and
m
is a number of node sensors (or rankings).
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Jean-paul Jamont, Michel Occello, André Lagrèze
MANAGEMENT OF COMMUNICATION IN WIRELESS INTRUMENTATION SYSTEMS: A SOLUTION BASED ON A MULTIAGENT APPROACH
We present in this paper a multiagent approach to manage communication in wireless instrumentation system. Our solution is based on a structure emergence process. It is applied in the context of the EnvSys project which aims the instrumentation of an underground river system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Jean-paul Jamont, Michel Occello
HW/SW HYBRID SIMULATION AS PART OF THE DESIGN OF WIRELESS INSTRUMENTATION SYSTEMS: DISCUSSION ABOUT AN EXPERIENCE
This paper introduces hardware/software hybrid simulation of wireless instrumentation systems as a part of their lifecycle. It presents a state of art of simulators which are close to our hw/sw multiagent simulator, the MultiAgent Hardware Software simulator (MASH) and a discussion about our experience in the use of this tool.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Zbigniew Czaja
A FAULT DIAGNOSIS ALGORITHM OF ANALOG CIRCUITS BASED ON NODE-VOLTAGE RELATION
A new method of diagnosis of single faults of passive elements in analog electronic circuits, based on the node-voltage relation approach, is presented. This method consists of two parts: creation of a fault dictionary describing the nominal state of the tested circuit and containing indirect parameters representing respective faults, and a new fault detection and localization algorithm.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Zbigniew Czaja
TESTING OF ANALOG PARTS OF ELECTRONIC EMBEDDED SYSTEMS WITH LIMITED ACCESS TO INTERNAL NODES
A new class of multi-port methods based on extension of input-output two-port methods of soft fault diagnosis of passive elements in analog circuits is presented. It uses accessible internal nodes of the tested analog circuit for additional measurements of circuit time responses. Thanks to this, the fault resolution increases, that is we obtain better fault localization coverage.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Dariusz Zaleski, Bogdan Bartosinski, Romuald Zielonko
NEW APPLICATIONS OF SHAPE DESIGNED COMPLEMENTARY SIGNALS FOR TESTING OF ANALOG SECTIONS IN ELECTRONIC EMBEDDED SYSTEMS
The article concerns the implementation of shape designed complementary signals in BISTs used in mixed-signal embedded systems for testing of their analog sections. The essence of the proposed method is stimulation of the tested circuit with a complementary signal of a designed particular shape, whose parameters are matched to the nominal position of circuit transfer function poles. The paper presents results of simulation research and practical verification of the method in a microsystem based on an ADuC814 microcontroller.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Lukáš Kupka, Emmanuel Simeu, Haralampos-G. Stratigopoulos, Libor Rufer, Salvador Mir, Olga Tumová
SIGNATURE ANALYSIS FOR MEMS PSEUDORANDOM TESTING USING NEURAL NETWORKS
The aim of this work is to develop a lowoverhead, low-cost built-in test for Micro Electro Mechanical Systems (MEMS). The proposed method relies on processing the Impulse Response (IR) through trained neural networks, in order to predict a set of MEMS performances, which are otherwise very expensive to measure using the conventional test approach. The use of neural networks allows us to employ a low-dimensional IR signature, which results in a compact built-in test. A MEMS structure combining electro-thermal excitation and piezoresistive sensing was chosen as our case study. A behavioral model of this structure was built using Matlab for the purpose of the experiment. The results demonstrate that the neural network predictions are in excellent agreement with the simulation results of the behavioral model.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Dietrich Hofmann, Paul-Gerald Dittrich
NEW UNIVERSAL SMART VISION SENSORS AND NEW INTUITIVE PROGRAMMING METHODS FOR VISUAL QUALITY MEASUREMENTS
The main purpose of the paper is to present a new kind of universal smart vision sensors and a new method for intuitive programming with icons on touch screens to overcome the existing well-known problems of subjective visual quality measurements by man. Practical examples will be demonstrated during the presentation.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
V.N. Yakimov, G.N. Dyakonov, E.G. Udaltsova, V.I .Batishchev, A.V. Mashkov
A METHOD OF DISTRIBUTED TEACHING SYSTEM REALIZATION BASED ON FUZZY MEASUREMENT OF USER'S FEATURES
The purpose of the paper is to apply the main ideas and methods of soft (fuzzy) measurements to the problem of network learning. Teaching system is considered to be really distributed. As secondary effect of its content (in some point of view it may be called primary) we suppose a method to increase an effectiveness of the WWW.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Stefan Waßmuth, Martin Dambon, Gerhard Linß
A NEW APPROACH IN SOFTWARE EDUCATION IN METROLOGY AND QUALITY ASSURANCE – AN EMPIRICAL STUDY
Future engineers working in the field of metrology and quality assurance will require more profound software knowledge than today. In addition to that it is often claimed that measurement science is not that close as it should be to daily practice. The following article describes a new approach in education developed and applied at the Technische Universität Ilmenau. Based on a SQL database server and a Microsoft Office client students are enabled to develop customised software solutions to problems of practical relevance without having any specific knowledge in advance. Furthermore the paper details which difficulties occurred most often. It is also discussed to what extent the developed software solutions are likely to be deployed in industry as a cost efficient alternative.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Komyo Kariya, Shigeru Takayama
“MEASUREMENT SCIENCE” AND EDUCATION TO CULTIVATE SCIENTIFIC BASIC KNOWLEDGE OF PEOPLE
We had already expressed the importance of “Measurement Science” .on the education to rise up the scientific sense for the people live in the society carried on natural science, technique and information. It is the liberty to apply how “Science” to the Education, an answer is in this paper. And we had reported the contents by some papers. This paper suggests the usefulness of application of “Measurement Science” for the stage 1 and stage 2 education (Compulsory Education) and the stage 3 education (Semi-Compulsory Education), when classify National Education in 5 stages.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Asta Meskuotiene, Rimvydas Zilinskas , Viktoras Zabolotnas
EDUCATION AND COMPETENCY EVALUATION SYSTEM OF METROLOGY PRACTITIONERS IN LITHUANIA
Metrology practitioners in Lithuania are taught, trained following the program adopted in 1995 and improved in 2000. A huge amount of information related to various aspects of the program has been collected since the beginning. Continuous analysis of the program directly supports its future improvement and long-term goals.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Aino Ropponen, Risto Ritala
OPTIMAL MEASUREMENT SCHEDULING AND DESIGN WITH DYNAMIC PROGRAMMING
We shall present approaches to optimize the design of a measurement system and schedule dynamically a versatile measurement resource. The analysis is based on expressing the system management task as a dynamic programming problem in which the system state is partially observable. We shall review the well-known linearquadratic-Gaussian case, and discuss and give examples solutions of discrete state systems. Furthermore, we discuss on approximate dynamic programming methods to solve such problems in practice.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Blaise Conrard , Mireille Bayart
DESIGN AND OPTIMISATION OF DEPENDABLE MEASUREMENT SYSTEMS
This paper deals with the use of a structural modelling in order to optimise the cost of a measurement system with dependability constraints. The aim of the proposed method is to determine the sensor placement that tolerates a given number of failures with the lowest cost. A structural model is used. It describes the links between the physical quantities and is employed in order to determine the potential analytical redundancies. With that, the optimisation problem becomes an integer linear programming (ILP) problem whose resolution provides the best reliable and lowest-cost system.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Olaf Kühn, Gerhard Linß, Klaus-Dieter Sommer, Karina Weißensee
NOVEL APPROACH TO THE COMPUTER-AIDED MODELLING OF MEASUREMENT PROCESSES FOR UNCERTAINTY ESTIMATION
The aim of this paper is to present a methodology to the modelling of measurement processes for uncertainty estimation. According to the “Procedure for the Uncertainty Management” (PUMA) described in the supplement of ISO 14253-1 an iterative course of action is derived. In this connection the efficiency of modelling is considered additionally. The trail version of the novel application software “Model Assistant”, developed within the cooperative research project MST-UNCERT, is used for graphical modelling. A practical stepwise procedure for efficiency modelling has been derived and exemplary applied from this concept.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Jean-paul Jamont , Michel Occello, André Lagrèze
DESIGNING WIRELESS INTRUMENTATION SYSTEM WITH THE DIAMOND METHOD
Designing wireless instrumentation systems requires to work with two levels: the individual level (the sensors) versus the social level (the whole system). We introduce the DIAMOND method which allows to design open embedded complex systems using a multiagent approach.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Jean-Luc Sarrade, Stéphane Perrin
CONSTRAINTS DRIVEN SUBSCRIPTION USING CONFIDENCE INTERVAL MODEL
In the context of intelligent instrument network, i.e. intelligent sensors and actuators, the user or the designer has to manipulate variable network functions. Service model allows the designer to formalize and manipulate information access. Service model also permits to, check, control and react from instrument data and this approach is web-enable. Producer-Consumer pattern facilitates design and intelligent instrument networking. The connection between producer and consumer can be checked (i.e. type of data) and filtered (condition of sending). We propose to extend the producerconsumer approach using service model for variable subscription service where conditions of subscription constraint could be expressed. We consider interval confidence model of data and several consumers to produce the event or data to be subscribed. A prototype is presented to illustrate and validate the approach on the OSGi platform.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Andrzej Odon, Zbigniew Krawiecki
USING LABVIEW FOR COMPUTER MODELLING OF CONVERSION METHODS IN ANALOG TO DIGITAL CONVERTERS
The applications designed in the LabVIEW environment for computer simulation of the operation principle and testing of two types of A/D converters (ADC): single-slope AD converter and dual-slope A/D converter are presented. Front panels contain graphical objects, permitting interactive communication with the user. Animation effects allow illustration of the ADC operation principle. The application permits performance of virtual experiments thanks to the possibility of control of the ADC parameters and the input signals parameters The applications can be used for education and research purposes.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Bruno Andò, Alberto Ascia, Salvatore Baglio, Nicola Pitrone
FF_SIM: A SIMULATION TOOL FOR FERROFLUIDIC TRANSDUCERS
In this paper a simulation tool for ferrofluidic transducers is presented. The aim of the tool developed is twofold: to provide the designer with a useful tool which carries out both the behavioral analysis and the quantitative analysis of ferrofluidic devices and to support educational activity on the subject in advanced academicals courses.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Sabiniano Araujo Rodrigues, José Ivan Carnaúba Accioly, Raimundo Carlos Silvério Freire, Isaac Maia Pessoa
ASYNCHRONOUS ANALOG-DISCRETE CONVERTER USING AN ANALOG SIGNAL PROCESSOR STABILIZED IN AN INFLECTION POINT
This brief article presents the architecture and the implementation of a converter of analog signals into discrete signals of three levels, asynchronous, with sample frequency in the gigahertz band. To make possible the implementation of this converter, it was projected and also implemented an analog signals processor that functions stabilized round an inflection point, in substitution to the operational amplifiers used in the first version of the converter and that allowed to work with high gain and slew-rate. This processor is also described in this article.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Pekka Kumpulainen, Kimmo Hätönen
COMPRESSION OF CYCLIC TIME SERIES DATA
This paper describes a method to reduce the space of stored indicator time series data collected from a telecommunications network. The method takes advantage of the cyclic nature of the collected time series and behavioral clusters of the network elements. The method separates the shape of the daily activity cycle of a network element from volume of the traffic and clusters the daily patterns to coherent groups in which each sample can be presented with the amount of traffic in the network element and a prototype pattern. Dynamic thresholds are used to determine the samples that deviate from the prototype too much and require being stored separately.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Halina Nieciag, Zbigniew Chuchro
VALIDATION OF METROLOGICAL SOFTWARE
The problems involving the validation of metrological software are explored in this paper. This important module of measuring systems fulfills the mathematical processing of measured data. The concept of validation and their realization is considered based on building a conceptual model of software components under examination. The presented method helps software validation through estimating intervals specified within which the estimates of quantities indirectly measured should lie.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Kees van Noortwijk, Richard V. De Mulder
PERCEPTION OF PLAGIARISM AND FRAUD IN EDUCATION
Plagiarism and fraud by students have increased considerably in the past decade. Information technology plays an important role here, because it provides techniques that make it possible to copy text, images and other materials almost effortlessly. Educational institutions are aware of this, and try to halt it. The problem of monitoring and dealing with fraud and plagiarism is a matter of perception in two respects: 1. it is often difficult to identify fraudulent student papers because of the large scale and intelligent techniques for cheating, and 2. students who are blamed of plagiarism often claim a different perception or qualification of their acts. Information technology can play a role in identifying plagiarism and fraud. There are a number of computer programs in existence that will check large numbers of documents to do exactly that. Conventional measures as well as effective anti-fraud policies remain necessary as students often do not perceive their actions as illegal or unethical, or use their own “perception” as an excuse.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Eugen-Georg Woschni
EDUCATIONAL METHODS AS MATHEMATICAL AND PHYSICAL APPROACHES DEMONSTRATED WITH TYPICAL EXAMPLES
Three typical examples with great relevance to practice are demonstrating that as well mathematics as physics must be used to solve problems and especially to gain closed solutions as necessary for application in practice. Therefore both methods have to be teached in measurement education also to-day.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
Sergey Y. Yurish
INTEGRATION OF MARIE CURIE CHAIRS (EXC) PROJECT BASED COURSE ON "SMART SENSORS SYSTEMS DESIGN" INTO "SENSORS AND SIGNAL CONDITIONING" CURRICULA
This paper describes a successful approach of integration of Marie Curie Chairs (EXC) project based course on "Smart Sensors Systems Design" into the current curricula in "Sensors and Signal Conditioning" at Technical University of Catalonia (UPC-Barcelona, Electronic Engineering Department) for graduate and postgraduate students. It is strongly connected with new research results obtained during the SMARTSES project in this emerging field. The course main objectives, contents, teaching methodology, laboratory activities and qualification criteria are discussed.
12th IMEKO TC1 & TC7 Joint Symposium on "Man, Science & Measurement" (TC7), Annecy, FRANCE, 2008
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