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TWO-DIMENSIONS POSITION ENCODED AND RECOGNITION TECHNOLOGY

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TWO-DIMENSIONS POSITION ENCODED AND RECOGNITION TECHNOLOGY

2009 2nd IEEE International Conference on Computer Science and information Technology（ICCSIT 2009）

作者： Jun-xing zhang Li-xin shi Ji-yin zhao Dept.of electromechanical and information engineering dalian nationalities university dalian china

Digital levels is typical product which using image processing to compete position measurement,but the encoded in digital levels is one-dimension position encoded.A surface positioning method based on two-dimension encoded recognition is *** structure of pen-type coding image detection system is *** order to complete position encoding the non-continuous code area coding and incremental coding methods are put forward and *** this system,we get position coordinates by the process of coding *** image process steps and recognition method are *** method can be applied to the development of interactive electronic whiteboard and computer input device.

关键词： position measurement two-dimensions encode photoelectric detection encode image recognition

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动态目标函数下的神经网络盲均衡仿真研究

系统仿真学报 2009年第14期21卷 4331-4334页

作者：肖瑛李振兴董玉华大连民族学院机电信息工程学院大连91550部队94分队

盲均衡算法中常数模(CMA)和判决引导(DD)模式适时切换可以有效提高算法收敛速度和均衡性能,但是切换时机难以选择,同时在信道突发干扰条件下无法保证算法的稳健性。为此结合CMA和DD算法代价函数构造了一种动态目标函数,目标函数随着均... 详细信息

盲均衡算法中常数模(CMA)和判决引导(DD)模式适时切换可以有效提高算法收敛速度和均衡性能,但是切换时机难以选择,同时在信道突发干扰条件下无法保证算法的稳健性。为此结合CMA和DD算法代价函数构造了一种动态目标函数,目标函数随着均衡算法迭代次数进行调整,以前馈神经网络(FNN)作为盲均衡器实现信道均衡,并以移动窗剩余误差变化率为判据对目标函数进行适时重置克服信道可能的突发干扰。计算机仿真表明了算法的有效性。

关键词：常数模算法判决引导算法神经网络盲均衡动态目标函数

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Ant colony algorithm based restoration routing for WDM networks

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微计算机信息 2008年第33期 99-101页

作者： JIAN Yao-bo RUAN Shuang-chen YANG Chun-yong(Institute of Optoelectronics Science and engineering,Huazhong university of Science and Technology,430074 Wuhan china)(college of Electronic Science and Technology,ShenZhen university,518060 Shenzhen china)(college of Electronics & information engineering,South-central university for nationalities,430074 Wuhan china)

Ant colony algorithm-restoration algorithm(ACA-RA)is a novel simulated evolutionary *** is a population-based approach,which allows positive feedback to be used as the primary search mechanism and provides a new method for compli-cated combinatorial optimization *** this paper,selecting strategy,local searching and information modification are *** improved algorithm is used to search optimal restoration routes in case various failures take place in WDM *** valid result is proven by an algorithm simulation in a practical network chinaNET.

关键词： wavelength division multiplexing ant colony algorithm wavelength routing open shortest path first algorithm breath-first-search algorithm

A closed-form solution of horizontal maneuver to collision avoidance system for UAVs

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A closed-form solution of horizontal maneuver to collision a...

2010 Chinese Control and Decision Conference

作者： Liangfu Peng~1,Yunsong Lin~2 1.college of Electrical information engineering,Southwest university for nationalities,Chengdu 610041,china 2.college of Automation,university of Electronic Science and Technology of china,Chengdu 610054,china

＜正＞A geometric model for the Unmanned Aerial Vehicles（UAVs） is proposed in which horizontal maneuvers are made only by changing speed while keeping the flight direction *** calculating formulae for projected horizontal miss distance（HMD） and reserved time（Tau） to the closest point of approach are derived from the model according to the Galilean principle of *** closed-form solution is presented to predict the separation to be achieved with a horizontal collision avoidance *** influence of speed change time and autopilot’s response delay on the horizontal miss distance and reserved time are also calculated and *** simulation results indicate that the algorithm for conflict detection and resolution in the horizontal plane can predict not only the horizontal separation at the closest point of approach,but also the reserved time to get to the closest point of approach.

关键词： Unmanned Aerial Vehicles(UAVs) horizontal collision avoidance algorithm speed change time autopilot’s response delay

A Novel Visual Tracking Algorithm Based on Random Sampling and Color Gradient

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A Novel Visual Tracking Algorithm Based on Random Sampling a...

2011 Chinese Control and Decision Conference（CCDC）

作者： Lifang Li is with the information engineering Department,Jilin Police college,Changchun,130117,china Yang Lu and Xianliang Tong are with School of Computer Science and information technology,Northeast Normal university,Changchun,130117,china.Man Liu is with Faculty of Mathematics,dalian nationalities university,dalian,1.6600,china

In this paper,we propose a novel robust vehicle tracking method based on random ***,random sampling and prediction to the random sampling points are ***,color gradient feature of object contour combined with template match is used for *** the centroid of target is located through summing to the weighted random sampling *** method needn’t too many restrictions,for example a certain hypothesis or requirement to background et *** the calculating to object contour,too much time is ***,real-time and accurate tracking is achieved in this *** results show an important performance gain and better tracking accuracy in favor of our approach.

关键词： Shadow removing Detection and tracking of vehicles

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基于二级搜索模型的有声出版物语音分割算法

吉林大学学报（工学版） 2009年第S2期39卷 376-380页

作者：张俊星刘宇大连民族学院机电信息工程学院大连116600 吉林大学辊锻工艺研究所长春130022

提出了一种二级搜索模型,该模型首先利用最小音节步长搜索算法进行语音段检测,然后采用二分搜索算法确定语音段的精确位置。理论分析及实际运行结果表明,与传统的基于能量的端点检测算法相比,其搜索效率能够提高70%以上。该算法对语音... 详细信息

提出了一种二级搜索模型,该模型首先利用最小音节步长搜索算法进行语音段检测,然后采用二分搜索算法确定语音段的精确位置。理论分析及实际运行结果表明,与传统的基于能量的端点检测算法相比,其搜索效率能够提高70%以上。该算法对语音环境有较高的要求,可用于有声出版物语音自动分割,以及具有良好信噪比系统的语音端点检测。

关键词：信息处理技术语音分割基于音节的搜索算法二分搜索算法有声出版物

维普期刊数据库

Stability analysis of positive systems with unbounded delays

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Stability analysis of positive systems with unbounded delays

2010 Chinese Control and Decision Conference

作者： Xingwen Liu~1,Shouming Zhong~2 1.college of Electrical and information engineering,Southwest university for nationalities of china,Chengdu,610041,china 2.college of Applied Mathematics,university of Electronic Science and Technology of china,Chengdu,Sichuan,610054,china

＜正＞This paper addresses stability of discrete-time positive systems with unbounded delays,and shows that such a system is asymptotically stable if the sum of its system matrices is a Schur matrix.

关键词： Positive System Unbounded Delays Stability Linear Programming

PID controller parameters tuning in servo system based on chaotic particle swarm optimization

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PID controller parameters tuning in servo system based on ch...

2009 IEEE International Symposium on IT in Medicine & Education(ITME2009)

作者： CHEN Yanwei YIN Hui ZHANG Huidang 1.Zhengzhou electromechanical engineering Research Institute Zhengzhou 450015 china 2.college of information Science and Technology Henan university of Technology Zhengzhou 450001 china

This paper proposes a new PID parameter tuning method using Chaotic Particle Swarm Optimization （CPSO） with Sinusoidal *** method is implemented into the PID tuning of the position control system,where the transfer function represents a plant model of a servo *** PID parameter is computed by CPSO-based,PSO-based and ZN-based PID tuning method according to the obtained model,*** simulation results are compared with the classical PSO and Ziegler-Nichols,and show the effectiveness of the proposed tuning method.

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Adaptive backstepping control for particleboard glue dosing system

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Adaptive backstepping control for particleboard glue dosing ...

2010 Chinese Control and Decision Conference

作者： Desheng Liu~1,Siqing Tian~1,Jun Cao~(2*),Liping Sun~2 1.college of information and Electrics Technology,Jiamusi university,Jiamusi 154007,china 2.college of electromechanical engineering,Northeast Forestry university,Harbin 150040,china

＜正＞In this paper an Adaptive bacstepping controller is proposed for particleboard glue dosing *** adaptive control is derived from continuously tuning parameters using the backstepping control *** proposed control approach for particleboard glue dosing has the properties to quickly system response and to indicate better control process in the tracking change of shavings *** features are due to continuous online learning and adaptive capability of analog neural *** results demonstrate that the proposed control approach is effective and has better control performance.

关键词： Particleboard Glue Dosing Backstepping Control Adaptive Control