2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics最新文献

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Measurement of the electric potential distribution on piezoelectric ceramic surface 压电陶瓷表面电势分布的测量
T. Martin, F. Pigache, Stéphane Martin
{"title":"Measurement of the electric potential distribution on piezoelectric ceramic surface","authors":"T. Martin, F. Pigache, Stéphane Martin","doi":"10.1109/ECMSM.2013.6648974","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648974","url":null,"abstract":"This paper deals with the measurement of electric potential distribution on the surface of piezoceramics. The electronic measuring device is presented, based on the capacitive coupling in order to obtain the electrical potential value and its pattern on the piezoelectric transformer. Experimental results are discussed and compared to theoretical ones in the context of application as plasma discharge generator.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"192 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125721064","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Simulating actions for learning 模拟学习动作
Philippe Saadé, P. Joly, A. Awada
{"title":"Simulating actions for learning","authors":"Philippe Saadé, P. Joly, A. Awada","doi":"10.1109/ECMSM.2013.6648947","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648947","url":null,"abstract":"This paper presents a novel approach for generating new actions to learn supervised algorithms such as the Adaboost in the context of human action recognition. Indeed, the learning process requires a large amount and variety of data. Our motivation in this work is to reduce the dependency on public databases and allow learning with small sets of actions. We overcome the problem of nondiscriminatory action datasets for action recognition by enlarging a set of actions performed by different persons in different ways and captured by a Kinect. We present a way to enlarge the originally captured dataset from a Kinect device or from simply annotated data. This is done by combining the extrema of the action sequences into intervals, creating random points within them, and adding certain variables to discriminate the samples. These actions are learned and tested with a late fusion Adaboost using simple features and a strong classifier for each joint. Finally, a confidence coefficient is calculated and used as input of a higher level Adaboost classifier.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"37 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123786059","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
On interplays between the quality of service and the quality of control for a co-design approach of a wireless networked control system 无线网络控制系统协同设计中服务质量与控制质量的相互影响
X. Nguyen, G. Juanole, G. Mouney
{"title":"On interplays between the quality of service and the quality of control for a co-design approach of a wireless networked control system","authors":"X. Nguyen, G. Juanole, G. Mouney","doi":"10.1109/ECMSM.2013.6648936","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648936","url":null,"abstract":"We consider, by means of a study based on a simulation, the implementation of process control applications on a Wireless Local Area Network (WLAN) with a collision-free CSMA MAC protocol called CANlike protocol (adaptation of the MAC protocol of the CAN bus to the wireless context). The co-design approach is based on links between the Quality of Control (QoC) provided by the controller and the Quality of Service (QoS) provided by the frame scheduling in the MAC layer of the WLAN. We present, first, the implementation of the relation QoS→QoC on the basis of the delay compensation method called dominant pole method, and second, the implementation of the relation QoC→QoS on the basis of hybrid priorities for the frame scheduling. Finally, we show the interest of the relation QoC⇌QoS i.e. the joint action of the delay compensation and the role of the hybrid priority in order to have a more efficient Wireless Networked Control System (WNCS) design.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"94 6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127986084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Databases and their applications for diagnosis of developmental dysphasia 发育性语言障碍诊断的数据库及其应用
Pavel Grill, J. Vavrina, J. Tucková
{"title":"Databases and their applications for diagnosis of developmental dysphasia","authors":"Pavel Grill, J. Vavrina, J. Tucková","doi":"10.1109/ECMSM.2013.6648969","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648969","url":null,"abstract":"The aim of the paper is to introduce the database containing speech data of children from 6 to 12 years of age. There are two groups of data in the database; the first contains data of healthy children; the second contains data of children with developmental dysphasia (DD). The first part of the paper shows the methodology, how the database was created and what data it contains. The next part describes the method used by the authors for diagnosis of DD. We briefly explain methods based on the classification rate of vowel detection, vocalic triangle analysis, length of utterances etc. The aim of the methods is to separate children with DD into groups according to the significance of their disorder.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129549184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Separation of stellar spectra from hyperspectral images using particle filtering constrained by a parametric spatial mixing model 在参数空间混合模型约束下,利用粒子滤波从高光谱图像中分离恒星光谱
Ahmed Selloum, Y. Deville, H. Carfantan
{"title":"Separation of stellar spectra from hyperspectral images using particle filtering constrained by a parametric spatial mixing model","authors":"Ahmed Selloum, Y. Deville, H. Carfantan","doi":"10.1109/ECMSM.2013.6648952","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648952","url":null,"abstract":"In a hyperspectral image of a dense stellar field, each pixel is a mixture of contributions from the star spectra. Indeed, because of the data acquisition system, each star spectrum is spread out over several pixels, which is modeled by the PSF (point spread function). The objective of our work is to develop a method to separate star spectra. The star spectra can be highly correlated and are not sparse. Therefore, the classical blind source separation (BSS) methods based on Independent Component Analysis (ICA) or spectral sparsity are not appropriate to solve this problem. On the other hand, methods based on Non-negative Matrix Factorisation (NMF) are sensitive to the initialization and can't account for a particular structure of the mixing matrix. In this paper, we propose to solve this problem with a Sequential Bayesian method (particle filter). This method is based on a hidden Markov model in which we take into account the particular structure of the mixing matrix (PSF model), prior information about the PSF parameters and star positions but do not use prior information concerning the spectra. The results obtained on a realistic simulated scenario are very encouraging.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117191175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Depth estimation to manage visual signal loss during visual servoing with a 3 DOF camera 深度估计,以管理视觉伺服期间的视觉信号损失与3自由度相机
A. D. Petiteville, V. Cadenat, M. Courdesses
{"title":"Depth estimation to manage visual signal loss during visual servoing with a 3 DOF camera","authors":"A. D. Petiteville, V. Cadenat, M. Courdesses","doi":"10.1109/ECMSM.2013.6648953","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648953","url":null,"abstract":"This paper deals with the problem of estimating the visual features during a vision-based navigation task when a temporary total occlusion occurs. The proposed approach relies on an existent specific algorithm. However, to be efficient, this algorithm requires highly precise initial values for both the image features and their depth. Thus, our objective is to design a predictor/estimator pair able to provide an accurate estimation of the depth value, even when the visual data are noisy. We also aim at obtaining a method reducing the implementation complexity while preserving performances. The obtained results show the efficiency and the interest of our technique.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"1 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120979032","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultra low power active-RC filter in 180 nm CMOS technology 超低功耗有源rc滤波器采用180nm CMOS技术
S. Rekha, T. Laxminidhi
{"title":"Ultra low power active-RC filter in 180 nm CMOS technology","authors":"S. Rekha, T. Laxminidhi","doi":"10.1109/ECMSM.2013.6648930","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648930","url":null,"abstract":"This paper presents the design of a low voltage, ultra low power fifth order Chebyshev low pass filter operating at a power supply voltage of 0.5 V in 180 nm CMOS technology. A CMOS inverter based transconductor is used as the building block. A sub-threshold model is developed for the transconductor as the transistors are operating in sub-threshold region. A feedforward compensated OTA is designed using this transconductor and is used to realize the filter. Designed filter has a cutoff frequency of 150 kHz and offers a dynamic range of 54.16 dB with a figure of merit of 0.02 fJ. Power consumed by the filter is 21.79 microwatt.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121100946","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
A real-time observer for UAV's brushless motors 无人机无刷电机实时观测器
M. Koteich, T. Le Moing, A. Janot, F. Defay
{"title":"A real-time observer for UAV's brushless motors","authors":"M. Koteich, T. Le Moing, A. Janot, F. Defay","doi":"10.1109/ECMSM.2013.6648964","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648964","url":null,"abstract":"Vector control has been widely used in control of permanent magnet synchronous motors (PMSM). This technique requires an accurate knowledge of the rotor position. In many applications, such as mini-UAV, it is not possible to install any mechanical sensor. Therefore, a sensorless technique using position observer has to be implemented in order to estimate the rotor position. In this paper, we propose a new observer for PMSM sensorless control: the position estimate is generated upon electromagnetic relations (dynamics of magnetic flux in the motor) in the two-phase stationary reference frame. The implementation of the proposed observer is not a real burden; its validity is experimentally tested and satisfactory results are obtained regarding real position (and speed set-point) tracking in different operating situations.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126349891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Stator inter-turn short-circuit detection in permanent magnet synchronous generators using extended Kalman filtering 基于扩展卡尔曼滤波的永磁同步发电机定子匝间短路检测
B. Aubert, J. Régnier, S. Caux, D. Alejo
{"title":"Stator inter-turn short-circuit detection in permanent magnet synchronous generators using extended Kalman filtering","authors":"B. Aubert, J. Régnier, S. Caux, D. Alejo","doi":"10.1109/ECMSM.2013.6648943","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648943","url":null,"abstract":"This paper deals with the use of an Extended Kalman Filter (EKF) for on-line detection of inter-turn short-circuits in stator windings of Permanent Magnet Synchronous Generator (PMSG). Inter-turn short-circuits are among the most critical faults occurring in the PMSG. Indeed, due to the permanent rotor flux, the short-circuit current is maintained as long as the machine is rotating. This faulty current may induce critical effects as much for the machine itself as for its environment. Thus, with regard to safety considerations, corrective actions (such as mechanical disconnect of the PMSG) have to be considered to reduce the fault incidence. In this work, focus is made on an important stage of the whole safety process, i.e the detection stage. Usually employed for sensorless or adaptative control, an EKF is used for detection purpose. Through the EKF estimated parameters, an indicator for interturn short-circuits is build. Simulation and experimental results are provided to demonstrate the effectiveness of the proposed approach.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127015407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Experimental investigation of electromechanical properties of amplified piezoelectric actuator 放大式压电作动器机电性能实验研究
Zbynek Sixta, J. Linhart, J. Nosek
{"title":"Experimental investigation of electromechanical properties of amplified piezoelectric actuator","authors":"Zbynek Sixta, J. Linhart, J. Nosek","doi":"10.1109/ECMSM.2013.6648957","DOIUrl":"https://doi.org/10.1109/ECMSM.2013.6648957","url":null,"abstract":"This contribution deals with a piezoelectric actuator, using the mechanically increased displacement of the piezoelectric multilayer stack. The main objective is the experimental investigation of the amplified piezoelectric actuator's linearity under various DC conditions (quasi-static regime) at extreme voltages and loads. The mechanical load was applied to the electrically excited actuator, and the electromechanical characteristics such as displacement vs. driving voltage, and displacement vs. applied load force were measured. The mechanically rigid frame was designed and contructed, and a new optical method was used for measurement of the resultant displacement. The results are discussed and compared with published data. The knowledge is applied to the actuator APA 100S, designed by the CEDRAT Technologies, Grenoble, France.","PeriodicalId":174767,"journal":{"name":"2013 IEEE 11th International Workshop of Electronics, Control, Measurement, Signals and their application to Mechatronics","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133877396","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
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