2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.最新文献

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A neural network based intelligent model reference adaptive controller 一种基于神经网络的智能模型参考自适应控制器
S. Kamalasadan, A. Ghandakly
{"title":"A neural network based intelligent model reference adaptive controller","authors":"S. Kamalasadan, A. Ghandakly","doi":"10.1109/CIMSA.2004.1397257","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397257","url":null,"abstract":"This paper presents a novel neural network based intelligent model reference adaptive controller. In this scheme the intelligent supervisory loop (ISL) is incorporated into the traditional model reference adaptive controller (MRAC) framework by utilizing an online growing dynamic radial basis function neural network (RBFNN) structure in parallel with it. The idea is to control the plant by a direct MRAC with a suitable single reference model, and at the same time respond to plant multimodal dynamics by on line tuning of an RBFNN controller. This parallel RBFNN controller is designed in order to precisely track the system output to the desired command signal trajectory, regardless of system multimodality and/or unmodeled dynamics. The updating details of the RBFNN width, centers and weights are derived to ensure error reduction and for improved tracking accuracy. The importance of the proposed scheme is in its ability to perform effectively even when the plant mode swings without using multiple model concept or a multiple reference model adaptive controller if a suitable reference model structure can be established. Further, the parallel controller will be able to precisely track the reference trajectory even with system showing unmodeled dynamics. The performance ability of the scheme is confirmed by applying to control the angular position of the robotic manipulator under tip load variations.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115060626","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: 26
Crosstalk-driven placement based on genetic algorithms 基于遗传算法的相声驱动布局
Masaya Yoshikawa, H. Terai
{"title":"Crosstalk-driven placement based on genetic algorithms","authors":"Masaya Yoshikawa, H. Terai","doi":"10.1109/CIMSA.2004.1397233","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397233","url":null,"abstract":"Deep-Sub-Micron (DSM) technologies of 0.18 micron and below enable the integration of logical circuits having more than 10 million gates. In such a DSM technology, it's important to consider improving crosstalk noise at initial phase of layout design. In this paper, we proposed a novel crosstalk-driven placement algorithm. The proposed algorithm based on genetic algorithm (GA) has a two-level hierarchical structure. For selection control, new objective functions are introduced for improving crosstalk noise, reducing power consumption, improving interconnection delay and dispersing wire congestion. Studies on floor planning and cell placement have been reported as being applications of GA to the LSI layout problem. However, no studies have ever seen the effect of applying GA in consideration of power, delay and congestion. Results show improvement of 6.7% for crosstalk noise on average.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123878247","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
A basic ontology for multi agent system communication in an environmental monitoring system 环境监测系统中多智能体系统通信的基本本体
V. Di Lecce, C. Pasquale, V. Piuri
{"title":"A basic ontology for multi agent system communication in an environmental monitoring system","authors":"V. Di Lecce, C. Pasquale, V. Piuri","doi":"10.1109/CIMSA.2004.1397228","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397228","url":null,"abstract":"Air quality monitoring system is characterized by a large number of information sources used by experts capable of understanding the effects of single pollutants. By using an adequate ontological approach, it is possible to define a system having the ability of doing data mining and giving information to unskilled users too. To do this, we propose in this paper a multiagent system (MAS), layered in five levels, suitable to supply answer to a query characterized by a high semantic level. This is possible using progressive interpreting/multiplying techniques of a complex query in simple queries according with well-known compilers and OS theories. We develop a multiagent system that assists users in generating a uniform description for each information source, using descriptive domain ontology. Users and agents can query the extracted data using a standard querying interface. The ultimate goal is to provide useful information to users, supporting distributed workflow management environments.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"89 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124180158","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: 21
A rail damage detection and measurement system using neural networks 基于神经网络的钢轨损伤检测与测量系统
Z. Hou, M. Gupta
{"title":"A rail damage detection and measurement system using neural networks","authors":"Z. Hou, M. Gupta","doi":"10.1109/CIMSA.2004.1397218","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397218","url":null,"abstract":"Rail defects and damages often cause train accidents. In this paper, an onboard measurement system for measuring the rail-robot's excursions from the rails' midlines and the rail-robot's heights above the rails is presented. In this system, two groups of proximity transducers are placed above the two parallel rail tracks. This measurement system is an important part of a comprehensive online rail damages detection, measurement and reparation system, which is called the rail-robot. To deal with the nonlinearity of the measurement models, the coupling between the outputs, and the noise contamination, a neural network method is proposed for building high precision measurement models. Moreover, different measurement models for different types of rail tracks are also built based on the proposed neural network module. Experimental results show that this neural network based measurement system has high precision and is suitable for online rail damage detection and measurement applications.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125415802","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
Influence of forcings and circulation patterns on mean temperatures at different scales: an analysis by neural network modeling 强迫和环流型态对不同尺度平均温度的影响:神经网络模拟分析
A. Pasini, M. Loré, F. Ameli
{"title":"Influence of forcings and circulation patterns on mean temperatures at different scales: an analysis by neural network modeling","authors":"A. Pasini, M. Loré, F. Ameli","doi":"10.1109/CIMSA.2004.1397229","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397229","url":null,"abstract":"We present an analysis of the influence of various forcings and circulation patterns on annual and seasonal temperatures observed in the past, both at global and regional scales. In this framework, multilayer perceptrons show their ability to fully catch nonlinear relationships among these variables and allow us to \"weight\" the magnitude of different causes on the temperature behavior. In particular, our results show the necessity of including anthropogenic inputs for explaining the temperature behavior at global scale. Furthermore, we can assess the relative influences of global forcings and regional circulation patterns in determining regional temperature trends. Therefore, this activity can be very useful in order to identify the fundamental elements for a successful downscaling of Atmosphere-Ocean General Circulation Models, even on future scenarios.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128373613","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
Nuclear steam generator level control by a neural network-tuning 2-DOF PID controller 核蒸汽发生器液位控制采用神经网络自整定二自由度PID控制器
Dong Hwa Kim
{"title":"Nuclear steam generator level control by a neural network-tuning 2-DOF PID controller","authors":"Dong Hwa Kim","doi":"10.1109/ICNSC.2004.1297115","DOIUrl":"https://doi.org/10.1109/ICNSC.2004.1297115","url":null,"abstract":"This paper focuses on the level control of a steam generator in a nuclear power plant. It is very difficult to effectively control the level of the nuclear steam generator, because of the swelling and shrinking caused by many kinds of disturbances, such as feed water rate, feed water temperature, main steam flow rate, and coolant temperature. Up to the present time, the PI controller has been used for the level control, owing to the easy control algorithms and the advantage which have been proven on the nuclear power plant. However, since there are problems with stability control during low power and start-up, only a highly experienced operator can operate during those procedures. A great deal of time and an expensive simulator is needed for the training of an operator. In addition to studying this problem, this paper has studied the tuning of a 2-DOF PID (two-degrees of freedom PID) controller by a neural network in the level control of the steam generator of a nuclear power plant, through the simulation and the experimentation of the model steam generator. Results obtained by simulation reveal the importance of the controller tuning in nuclear steam generator level control, and results obtained on the experimental steam generator suggest methods which can be used to reduce swelling and shrinking.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"56 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131037870","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
Financial prediction using modified probabilistic learning network with embedded local linear models 基于嵌入局部线性模型的改进概率学习网络的金融预测
T. Jan, T. Yu, J. Debenham, S. Simoff
{"title":"Financial prediction using modified probabilistic learning network with embedded local linear models","authors":"T. Jan, T. Yu, J. Debenham, S. Simoff","doi":"10.1109/CIMSA.2004.1397236","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397236","url":null,"abstract":"In this paper, a model is proposed which combines multiple local linear models with a novel modified probabilistic neural network (MPNN). The proposed model is shown to provide improved regularization with reduced computation utilizing semiparametric model approach and efficient vector quantization of data space. In this paper, the proposed model is shown to generalize better with reduced variance and model complexity in short-term financial prediction application.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127625333","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
Implementation method for voting of neural networks 神经网络投票的实现方法
Huang Qian, Zheng Qilun, Fan Wenhao
{"title":"Implementation method for voting of neural networks","authors":"Huang Qian, Zheng Qilun, Fan Wenhao","doi":"10.1109/CIMSA.2004.1397240","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397240","url":null,"abstract":"In this paper, four types of voting schemes generally adopted in competition neural networks has been compared in their rationality, integrity and maneuverability. A novel hardware design approach especially for the most advanced Nash voting scheme is presented. The proposed method simplifies the circuit construction by changing multiplication operations into logarithm operations. The circuit is experimentally measured with PSPICE.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126525315","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
A functional model based on single unit recordings from Parkinsonian brain 一个基于帕金森大脑单个单元记录的功能模型
S. Leondopulos, E. Micheli-Tzanakou
{"title":"A functional model based on single unit recordings from Parkinsonian brain","authors":"S. Leondopulos, E. Micheli-Tzanakou","doi":"10.1109/CIMSA.2004.1397224","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397224","url":null,"abstract":"Artificial neuronal clusters are arranged and linearly filtered to generate signals similar to those recorded from the mid-brain regions of patients with Parkinson's disease. The goal of the research is to construct a model containing information about several aspects of recording from a neuronal cluster in-vivo. In particular, these include: number (or size) of significant neurons in the cluster, effective filtering characteristics of brain tissue between the recording electrode and each neuron, and spiking frequency of each neuron. Furthermore, models of varying size are generated based on single-unit recordings from the human brain. Results of simulations are presented and compared.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"53 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121754836","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
A rough-GA hybrid algorithm for rule extraction from large data 基于粗糙遗传算法的大数据规则提取
G. Chakraborty, B. Chakraborty
{"title":"A rough-GA hybrid algorithm for rule extraction from large data","authors":"G. Chakraborty, B. Chakraborty","doi":"10.1109/CIMSA.2004.1397237","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397237","url":null,"abstract":"The process of knowledge discovery from vast real life data is encountered with varieties of problems like, presence of noise and outliers in the data set, selection of proper subset of attributes (features) from a large number of relevant and irrelevant attributes, fuzzification or discretization of real-valued data, and finally rule induction. In this proposal, the process of rule creation has two steps. The first step consists of attribute selection, which is based on rough set theory. The next phase is to explore optimal set of simple yet accurate rules. This is accomplished by genetic algorithm. Here, the contribution is how to set the fitness of chromosomes so that simplicity-accuracy tradeoff is accomplished. Finally, chromosomes are coalesced to further simplify and reduce the number of rules.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"117 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124527789","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
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