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华南理工大学 [3]
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长春光学精密机械与物... [2]
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会议论文 [6]
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High Precision Calibration for Three-Dimensional Vision-Guided Robot System
期刊论文
IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS, 2023, 卷号: 70, 期号: 1, 页码: 624-634
作者:
Liu, Zhicheng
;
Liu, Xilong
;
Cao, Zhiqiang
;
Gong, Xurong
;
Tan, Min
收藏
  |  
浏览/下载:24/0
  |  
提交时间:2022/11/14
Robots
Calibration
Robot kinematics
Mathematical models
End effectors
Cameras
Robot vision systems
Calibration
error correction matrix
unified model
vision-guided robot
Cloud removal in remote sensing images using nonnegative matrix factorization and error correction
期刊论文
ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2019, 卷号: 148, 页码: 103-113
作者:
Li, Xinghua
;
Wang, Liyuan
;
Cheng, Qing
;
Wu, Penghai
;
Gan, Wenxia
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2019/11/21
Nonnegative matrix factorization
Optical remote sensing image
Cloud removal
Multitemporal
Error correction
Cloud removal in remote sensing images using nonnegative matrix factorization and error correction
期刊论文
ISPRS Journal of Photogrammetry and Remote Sensing, 2019, 卷号: Vol.148, 页码: 103-113
作者:
Wenxia Gan
;
Xinghua Li
;
Liyuan Wang
;
Penghai Wu
;
Qing Cheng
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2019/04/24
Cloud
removal
Error
correction
Nonnegative
matrix
factorization
Multitemporal
Optical
remote
sensing
image
Cloud removal in remote sensing images using nonnegative matrix factorization and error correction
期刊论文
ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2019, 卷号: 148
作者:
Li, Xinghua
;
Wang, Liyuan
;
Cheng, Qing
;
Wu, Penghai
;
Gan, Wenxia
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2019/12/06
Cloud removal
Error correction
Nonnegative matrix factorization
Multitemporal
Optical remote sensing image
An experimental study on reflector wave-front error correction using PZT actuators
会议论文
Active and Passive Smart Structures and Integrated Systems 2016, Las Vegas, NE, 2016-03-21
作者:
Lan, Lan
;
Jiang, Shuidong
;
Zhou, Yang
;
Fang, Houfei
;
Wu, Zhigang
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  |  
浏览/下载:4/0
  |  
提交时间:2019/12/09
Active CFRC Reflector
Wave-front Error Correction
PZT Actuators
Influence Matrix Approach
Least Squares Optimization Method
Multidisciplinary Analytical Approach
Design of Integrated Control System
Experimental Study
Analysis of Matrix Embedding with Error Correction Capabilities
会议论文
2012 FOURTH INTERNATIONAL CONFERENCE ON MULTIMEDIA INFORMATION NETWORKING AND SECURITY (MINES 2012), 2012-11-02
作者:
Qian, Zhenxing[1]
;
Zhang, Xinpeng[2]
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2019/04/30
information hiding
data hiding codes
matrix embedding
error correction
Application of the Henon chaotic model on to the design of low density parity check codes
期刊论文
2010, 2010
Xiao Dongliang
;
Lin Chunlei
;
Shi Hongling
;
Jiao Bingli
收藏
  |  
浏览/下载:1/0
Application study on chaotic theory for modern channel coding
期刊论文
2010, 2010
Xiao Dong-liang
;
Jiao Bing-li
;
Lin Chun-lei
;
Lu Jian-hua
收藏
  |  
浏览/下载:2/0
Research of active supporting technology based on 400mm thin mirror (EI CONFERENCE)
会议论文
5th International Symposium on Advanced Optical Manufacturing and Testing Technologies: Large Mirrors and Telescopes, April 26, 2010 - April 29, 2010, Dalian, China
Li H.-Z.
;
Liu X.-Y.
;
Wang J.-L.
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  |  
浏览/下载:19/0
  |  
提交时间:2013/03/25
Using a spherical mirror of 400mm diameter and 12mm thickness
active supporting technology of thin mirror is researched. The axial support of the mirror is composed of 12 active supports and 3 fixed supports. The force actuator
which is composed of displacement actuator and force sensor
is installed in the active support. The mirror surface is tested by Zygo interferometer. For calibration
each actuator exerts unit force alone
and the surface variation is tested and taken as the response function of the actuator. The response functions of all actuators compose the stiffness matrix. Then the stiffness matrix is used by damped least square method to determine the correction force of each active support. In order to analyze the correction capability of the active supports
14 Zernike modes of the mirror surface are generated and tested respectively
and 7 modes are selected for correction. Initially
the RMS error of mirror surface is 1.16 I( =0.6328nm)when all actuators exert the same force. After 5 iterations
the RMS error of mirror surface is reduced to 0.13
close to the original surface quality. 2010 Copyright SPIE - The International Society for Optical Engineering.
A design of high-speed and low-consume parallel grouping RS code and simulation (EI CONFERENCE)
会议论文
2010 3rd International Conference on Advanced Computer Theory and Engineering, ICACTE 2010, August 20, 2010 - August 22, 2010, Chengdu, China
Chen C.
;
Jin G.
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  |  
浏览/下载:16/0
  |  
提交时间:2013/03/25
RS code is a linear error correction codes with better error correction capability
is widely used in different kinds of occasions for communications or data storage. But for its high difficulty of coding and decoding algorithm and low throughput
optimization RS algorithm is always studied as one of the focus in the error-correction field. A new coding method
parallel coding and decoding data into groups in lower step finite field for avoiding complex matrix iteration and Chien search computation
is proposed in this paper. It is proved that the coding and decoding throughput of the parallel grouping RS coder is increased and the hardware complexity is reduced with changeless error-correction capability from the simulation results using ModelSim SE 6.0 and synthetic results using ISE 9.11. 2010 IEEE.
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