中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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Image-Based Visual Servoing for Position Alignment With Orthogonal Binocular Vision 期刊论文  OAI收割
IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 2023, 卷号: 72, 页码: 10
作者:  
Hao, Tiantian;  Xu, De;  Qin, Fangbo
  |  收藏  |  浏览/下载:12/0  |  提交时间:2023/11/17
A VELOCITY COMPENSATION VISUAL SERVO METHOD FOR OCULOMOTOR CONTROL OF BIONIC EYES 期刊论文  OAI收割
INTERNATIONAL JOURNAL OF ROBOTICS & AUTOMATION, 2018, 卷号: 33, 期号: 1, 页码: 33-44
作者:  
Zhu, Zheng;  Zou, Wei;  Wang, Qingbin;  Zhang, Feng
  |  收藏  |  浏览/下载:46/0  |  提交时间:2018/10/10
Positioning Cylindrical Target Based on Three-Microscope Vision System 期刊论文  OAI收割
IEEE-ASME TRANSACTIONS ON MECHATRONICS, 2014, 卷号: 19, 期号: 5, 页码: 1612-1624
作者:  
Zhang, Pengcheng C.;  Xu, De;  Zou, Wei;  Wu, Baolin L.
收藏  |  浏览/下载:48/0  |  提交时间:2015/08/12
A Vision-Based Self-Tuning Fuzzy Controller for Fillet Weld Seam Tracking 期刊论文  OAI收割
IEEE-ASME TRANSACTIONS ON MECHATRONICS, 2011, 卷号: 16, 期号: 3, 页码: 540-550
作者:  
Fang, Zaojun;  Xu, De;  Tan, Min
收藏  |  浏览/下载:61/0  |  提交时间:2015/08/12
Visual seam tracking system for butt weld of thin plate 期刊论文  OAI收割
INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 2010, 卷号: 49, 期号: 5-8, 页码: 519-526
作者:  
Fang, Zaojun;  Xu, De;  Tan, Min
收藏  |  浏览/下载:57/0  |  提交时间:2015/08/12
Driving and image enhancement for CCD sensing image system (EI CONFERENCE) 会议论文  OAI收割
2010 3rd IEEE International Conference on Computer Science and Information Technology, ICCSIT 2010, July 9, 2010 - July 11, 2010, Chengdu, China
Zhang M.; Ren J.
收藏  |  浏览/下载:28/0  |  提交时间:2013/03/25
The paper designs a driving circuit of high sensitive  wide dynamic for CCD sensing imaging system which adopts a Dalsa-made high resolution full-frame 33-mega pixels area CCD FTF5066M. Field Programmable Gate Array (FPGA) is used as the main device to accomplish the timing design of the circuits and power driver control of the sensor. By using the Correlated Double Sampling (CDS) technique  the video noise is reduced and the SNR of the system is increased. The output rate of the imaging system designed with integrated chip can reach to 1.3 frames per second through bi-channel output. We use the histogram specification to adjust the brightness of the captured image. And then use the median filtering to suppress the noise. The traditional gray mean gradient (GMG) and the objective evaluation method based on Human Visual System (HVS) used to verify the effect of image enhancement. 2010 IEEE.  
Platform and steady kalman state observer design for intelligent vehicle based on visual guidance (EI CONFERENCE) 会议论文  OAI收割
2008 IEEE International Conference on Industrial Technology, IEEE ICIT 2008, April 21, 2008 - April 24, 2008, Chengdu, China
Rong-hui Z.; Rong-ben W.; Feng Y.; Hong-guang J.; Tao C.
收藏  |  浏览/下载:21/0  |  提交时间:2013/03/25
State observer design is one of key technologies in research field of intelligent vehicle. Experiment platform  visual guidance intelligent vehicle JLUIV-5  is establishedby Jilin University Intelligent Vehicle Group firstly. The system structure and assistant navigation control system  and different image identify algorithms to recognize preview path and stops for variable illuminations are introduced. The dynamic response equation of steering control system was got by system identification experiment. By combined with the preview kinematics model  and two-degree steering dynamic model of vehicle  the steering kalman filter mathematics model based on preview kinematics for intelligent vehicle was obtained. And observer is designed by applying steady Kalman filter theory. The simulation and experiment results  carry out in Jilin University Nanling Campus and Culture Center of Jilin Province  show that the image identify algorithms  and steady Kalmanstate observer designed by the proposed method has good adaptability for time-varying and parameters uncertain  it can satisfy intelligent vehicle trace the path reliably during outdoor experiment. 2008 IEEE.