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Intelligent Control and Automation, 2008. WCICA 2008. 7th World Congress on

Date 25-27 June 2008

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Displaying Results 1 - 25 of 1837
  • Index of authors

    Publication Year: 2008, Page(s):I - XL
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  • ConfInfo

    Publication Year: 2008, Page(s):i - xxxviii
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  • WCICA’08 - The 7th world congress on intelligent control and automation

    Publication Year: 2008, Page(s): xxxix
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  • Table of contents

    Publication Year: 2008, Page(s):xl - cxxxiii
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  • 7th World congress on intelligent control and automation WCICA’08

    Publication Year: 2008, Page(s): c1
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  • Foreword

    Publication Year: 2008, Page(s):cxxxiv - cxxxvi
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  • A sliding mode semi-active control for suspension based on neural network

    Publication Year: 2008, Page(s):6143 - 6148
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (194 KB) | HTML iconHTML

    On basis of introducing the essential characteristics of electro-rheological fluid, this paper presents semi-active control for suspension based on ER damper and establishes a quarter car dynamic model. Its state space equation is derived. According to sliding mode control theory, the parameters of the switching surface are determined by the method of pole assignment. A proportion switching method... View full abstract»

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  • PID neural network decoupling control for doubly fed hydro-generator system

    Publication Year: 2008, Page(s):6149 - 6152
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (119 KB) | HTML iconHTML

    Proportional, integral and differential are defined as a neuron respectively, combined with neural network in this paper. PID neural network (PIDNN) is built and the structure of PIDNN is also simple. Using the PID neural network, the strong coupled time-varying system can be decoupled and controlled easily. The doubly fed hydro-generator system is a novel type of hydraulic generation system. Cons... View full abstract»

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  • A new fast algorithm for constructing FP_tree

    Publication Year: 2008, Page(s):6153 - 6156
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (100 KB) | HTML iconHTML

    FP-tree is an efficient algorithm for generating frequent item-sets and the present algorithms are all based on FP_tree generally. But the FP_treepsilas generative process needs much time and it needs to scan database twice. In order to improve the efficiency of constructing the FP_tree, a new fast algorithm called Level FP_tree (abbreviate L-FP_tree) was proposed. The algorithm contains two main ... View full abstract»

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  • A cross layer design of fragmentation and priority scheduling in vehicular ad hoc networks

    Publication Year: 2008, Page(s):6157 - 6160
    Cited by:  Papers (2)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (122 KB) | HTML iconHTML

    VANETs (vehicular ad hoc networks) are emerging as a new network environment for intelligent transportation systems. Many of the applications built for VANETs will depend on the communications technology that vehicles exchange the information by using wireless LAN without any base stations. So, it is important to provide strict delay guarantees and high throughput performance on wireless vehicular... View full abstract»

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  • A modified centre Particle Swarm Optimization algorithm

    Publication Year: 2008, Page(s):6164 - 6167
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (118 KB) | HTML iconHTML

    A modified algorithm of Particle Swarm Optimization (PSO) is presented based on the Centre PSO, in which the tournament selection operator is introduced to select the evolved particles. Tests in three benchmark functions show the algorithm is more steady and rapid than Centre PSO. View full abstract»

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  • A new motion planning approach for the mobile robot

    Publication Year: 2008, Page(s):6168 - 6172
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (161 KB) | HTML iconHTML

    In this paper, we design a new motion planning approach for the mobile robot, which is based on an artificial immune evolution algorithm. Based on the nonholonomic constraint, the motion-planning problem of the mobile robot is transformed into an optimal control problem of the nonlinear system. Building the antibody coding and affinity function, the algorithm is described in detail and the simulat... View full abstract»

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  • A real-time effective system for tracking passing people using a single camera

    Publication Year: 2008, Page(s):6173 - 6177
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (151 KB) | HTML iconHTML

    The detection and tracking of people is an important aspect in the video analysis and a popular topic in computer vision as well. This paper mainly discusses the detection and tracking of people in video sequences captured from a stationary camera. An effective people detection algorithm is proposed based on the bi-directional projection histogram of grayscale two-frame differencing image, proposi... View full abstract»

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  • Application of improved PSO to optimization of gravity dam and sluice gate

    Publication Year: 2008, Page(s):6178 - 6182
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (579 KB) | HTML iconHTML

    In hydraulic engineering fields, optimization is an important means to save investment and shorten construction time, however, traditional optimization methods based on gradient often confront with such problems as non-convergence or convergence to local optimum when it is applied in large-scale complicated hydraulic engineering problems. It is necessary to develop a new optimization method that p... View full abstract»

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  • Application of improved TOPSIS method based on ACO and BP algorithm

    Publication Year: 2008, Page(s):6183 - 6186
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (98 KB) | HTML iconHTML

    TOPSIS method is applied abroad in the decision and evaluate field, this article introduce the ACO algorithm which is based on continuous space optimization object to improve traditional TOPSIS method, so as to increase the order precision by search the optimization index weights. Then the BP algorithm is used in establishing the relationship between sample data and the result of evaluation, conse... View full abstract»

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  • Continuous attribute discretization based on quantum PSO algorithm

    Publication Year: 2008, Page(s):6187 - 6191
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (138 KB) | HTML iconHTML

    The discretization of continuous attributes is one of the main problems in rough sets theory. Because there are no uniform criterion for the selection of the cut-points set, the character of mathematic curve is considered and a new algorithm of continuous attribute discretization based on optimization is presented. In this algorithm, the set of candidate cut-points is obtained according to the pro... View full abstract»

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  • How to analyze a type of game problem between dissymmetrical players?

    Publication Year: 2008, Page(s):6192 - 6196
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (92 KB) | HTML iconHTML

    We considered a type of game problem in which one player is full-rational individual, and the other is bounded rational population. Despite many social economy problems can be described by this game model between dissymmetrical players in the pyramidal social structure, the existing game theories have nothing to resolve this problems, because the existing game theory is divided into two branches, ... View full abstract»

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  • An improved shuffled frog leaping algorithm with cognitive behavior

    Publication Year: 2008, Page(s):6197 - 6202
    Cited by:  Papers (7)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (154 KB) | HTML iconHTML

    Shuffled frog leaping (SFL) is a population based, cooperative search metaphor inspired by natural memetics. Its ability of adapting to dynamic environment makes SFL become one of the most important memetic algorithms. In order to improve the algorithmpsilas stability and the ability to search the global optimum, a novel dasiacognition componentpsila is introduced to enhance the effectiveness of t... View full abstract»

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  • Grouping model application on artificial neural networks for short-term load forecasting

    Publication Year: 2008, Page(s):6203 - 6206
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (393 KB) | HTML iconHTML

    With the development of our countrypsilas electricity market, power system load forecasting, especially short-term load forecasting (STLF), has been get more and more important function in the reliable, security, and economical operation of power system. The paper has introduced the principle of artificial neural networks and how we can use it to forecast electric power load. In this paper, a thre... View full abstract»

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  • Randomized algorithm with constant approximation for k-means based on the least cluster size

    Publication Year: 2008, Page(s):6207 - 6211
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (217 KB)

    The k-means clustering is one of the most popular schemes to solve the problem of clustering. This paper investigates the approximate algorithm for the k-means clustering by means of selecting the k initial points used as centers from the original point set. It is proved that an expected 2-approximation factor can be obtained, if k centers belong to one of the optimal sub cluster points respective... View full abstract»

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  • The learning convergence of CMAC in frequency domain and a modified algorithm

    Publication Year: 2008, Page(s):6212 - 6216
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (219 KB)

    The analysis on the learning convergence of CMAC in frequency domain is firstly extended to a more general case where the training samples are evenly distributed in the quantitative range and the learning rate is other than one. The convergence condition is presented and the influence of the learning rate beta on the convergence range is analyzed. If 0< beta<1, CMAC is convergent in the whol... View full abstract»

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  • Study on robot perception system of multi-sensors information fusion based on fuzzy neural network

    Publication Year: 2008, Page(s):5728 - 5732
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (351 KB) | HTML iconHTML

    This paper developed three subsystems of robot perceptive system: visual, aural and olfactory for a three DOF robot perceptive system, which can get the primary location of the target by aural sensor, the exact location and tailing of the target, and estimation the location parameter by CCD camera. The olfactory sensor was used to detect whether there were dangerous gases around or not. The multi-... View full abstract»

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  • Evolutionary fuzzy navigation for security robots

    Publication Year: 2008, Page(s):5739 - 5743
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (379 KB)

    A new method based on genetic algorithm to evolve fuzzy rules is proposed for security robots. We constitute kinematics model of the actual robot, and use integer coding to design effective chromosome, multi-objective optimization of fitness is also designed. After the fuzzy rules are evolved in the simulation environment, they are transplanted to the hardware of security robot. Experiment results... View full abstract»

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  • Path planning for tractor-trailer mobile robot system based on equivalent size

    Publication Year: 2008, Page(s):5744 - 5749
    Cited by:  Papers (1)
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (362 KB)

    Tractor-trailer wheeled mobile robot is a complicated system, which is composed of a tractor and multiple trailers. As the path width changes with the different turning angles, as its path planning is complicated accordingly. On the base of presenting the kinematics equations of the tractor-trailer mobile robot, the maximum path width is deduced when the robot runs at the maximum turning angle. An... View full abstract»

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  • Research on mobile robote behavior fusion based on layered structure

    Publication Year: 2008, Page(s):5750 - 5753
    Request permission for commercial reuse | Click to expandAbstract | PDF file iconPDF (212 KB)

    In view of the traditional behavior fusionspsila insufficiency in behavior interaction, a layered behavior fusion method is presented. Behavior references are environmental information and robotpsilas moving direction and velocity, and behavior outputs are robotpsilas moving direction and velocity. Behavior is arranged in different layer according to its objectpsilas relation, lower behavior takes... View full abstract»

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