带有时延补偿的图像雅可比矩阵估计方法

被引:10
作者
高振东
苏剑波
机构
[1] 上海交通大学自动化系
关键词
无标定视觉伺服; 时延补偿; 图像雅可比矩阵估计;
D O I
暂无
中图分类号
TP242 [机器人];
学科分类号
1111 ;
摘要
提出一种新的带有时延补偿的图像雅可比矩阵在线估计方法,用于存在时延的无标定视觉伺服系统.传统的图像雅可比矩阵估计方法没有考虑时延影响,从而产生较大的估计误差.为了补偿时延,本文采用局部拟合方法估计图像雅可比矩阵,以获得当前时刻更准确的图像雅可比矩阵估值,并可对图像预补偿.本文以无标定的移动机器人和视觉传感器为实验对象,仿真和实验表明该方法改善了系统的动态性能,减小了稳态误差,从而验证带有时延补偿的图像雅可比矩阵估计方法的可行性和有效性.
引用
收藏
页码:23 / 27
页数:5
相关论文
共 8 条
[1]  
Stereo visual servo of robot manipulators by estimated image features without3D recon-struction. NAKADOKORO M,KOMADA S,HORI T. IEEE Conference on Systems,Man,and Cybernetics . 1999
[2]  
Visual control of robotic manipulator based on neural networks. Hashimoto H,,Kubota T,Sato M, etal. IEEE Transactions on Industrial Electronics . 1992
[3]  
Uncalibrated dynamic visual servoing. Piepmeier J A,McMurray G V,Lipkin H. IEEE Transactions on Robotics and Automation . 2004
[4]  
Calibration-free robotic eye-hand coordination based on an auto disturbance-rejection controller. Jianbo Su,Wenbin Qiu,Hongyu Ma,et al. IEEE Transactions on Robotics . 2004
[5]  
Obstacle avoidance of redundant manipulators on visual servo system using estimated image features. Higashi S,Komada S. Proc International Workshop on Advanced Motion Control . 1998
[6]  
Toward robust vision-based con-trol:Hand-Eye coordination without calibration. HERVE J,SHARMA R,CUCKA P. Proceedings of IEEE Internet Symposium on Intelligent Control . 1991
[7]  
Image based autodocking without calibration. SUTANTO H,SHARMA R,VARMA V. Proceedings of IEEE Internet Conference Robotics and Automation . 1997
[8]  
Tracking of mov-ing object by manipulator using estimated image feature and its error correction on image planes. NISHIO D,NAKAMURA M,KOMADA S,et al. Advanced Motion Control . 2004