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Research and application of spectral reconstruction technology based on periodic structure
会议论文
Xiamen, China, 2020-08-25
作者:
Liu, Bin
;
Wei, Ru Yi
;
Shi, Yi Shi
;
Shi, Lei
;
Zhang, Zai Kun
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  |  
浏览/下载:15/0
  |  
提交时间:2020/12/29
spectral reconstruction
hole array
experimental verification
diffraction
A CMOS APS Arrays with TDI in Analog Voltage Domain
会议论文
作者:
Ji C
;
Chen YP
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  |  
浏览/下载:19/0
  |  
提交时间:2018/11/20
Study on supper resolution reconstruction based on staggered arrays (EI CONFERENCE)
会议论文
2011 International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2011, August 12, 2011 - August 14, 2011, Harbin, China
Yuan Z.
;
Xing Z.
;
Guang J.
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  |  
浏览/下载:16/0
  |  
提交时间:2013/03/25
The image resolution can be improved without increasing the requirement to optical imaging systems' parameters and decreasing the size of CCD pixel by staggered arrays technology
which arranges several CCDs in a specific mode. In this paper
an image super resolution method of improving the image resolution for 1.5 times both in two directions by 4 linear arrays staggered based on this technology is presented
which avoids the large computation in a single time by use of circulation method. This method is proved effective by the digital simulation
and a simulated experiment platform is constructed to test its feasibility. The image resolution is improved for 1.42 times of the unreconstructed image according to the imaging experiment of resolution chart
which is closed to 1.5 times in ideal case. And also
the reconstructed and unreconstructed images are evaluated by the image information entropy
which proves that the reconstructed image contains more information. 2011 IEEE.
Environment modeling of AS-R robot based on BP Neural Network (EI CONFERENCE)
会议论文
2010 International Conference on Computer, Mechatronics, Control and Electronic Engineering, CMCE 2010, August 24, 2010 - August 26, 2010, Changchun, China
Xie M.-J.
;
Yu X.-L.
;
Wang Z.-Q.
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  |  
浏览/下载:21/0
  |  
提交时间:2013/03/25
There are some limitations when environment model of AS-R mobile robot is obtained by only using a separate CCD camera or ultrasonic sensor array. The BP neural network is designed to fuse information of the two sensors to obtain the robot's environment model in this paper. The input of BP neural network is the intercept and slope of the edge line obtained CCD camera and ultrasonic sensor arrays
which is processed by through the global coordinates of coordinate transformation. The output of BP network is the fused intercept and slope of the straight edge. Experiment shows that environment model is feasible for the AS-R mobile robot and the environment modeling method has more reliability and accuracy. 2010 IEEE.
Super-resolved imaging system with oversampling technology (EI CONFERENCE)
会议论文
3rd International Symposium on Advanced Optical Manufacturing and Testing Technologies, AOMATT 2007: Advanced Optical Manufacturing Technologies, July 8, 2007 - July 12, 2007, Chengdu, China
Zhang X.
;
Liu Y.
;
Zhang J.-P.
;
Wang L.-J.
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  |  
浏览/下载:23/0
  |  
提交时间:2013/03/25
It has been a significant issue in the imaging filed to provide the highest possible resolution of an electro-optical imaging system(E-O imaging system). CCD arrays are inherently undersampled and spatial frequency above Nyquist frequency is distorted so as to create ambiguity and Moire patterns for targets imaged by E-O system.. As to this drawback
a system-design project is introduced and discussed in the paper. It's well known that many image quality metrics are linked to MTF. However
CCDs don't satisfy MTF condition
namely
the shift-invariant property
so MTF synthesis can't appraise the whole system simply by the MTF product of the few sub-system ones in E-O imaging system. Then it is depicted how to solve this problem in the following. Finally the analyses and comparisons of the imaging performance parameters with and without super-resolved technologies are shown.
Data acquisition system in the LLMC
会议论文
Conference on Current Developments in Lens Design and Optical Systems Engineering, SAN DIEGO, CA, 2000-08-02
作者:
Li BH(李彬华)
;
Yang L(杨磊)
;
Mao Y(冒蔚)
;
Wang XB(王晓彬)
;
Li BH(李彬华)
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  |  
浏览/下载:24/0
  |  
提交时间:2016/04/11
LLMC
data acquisition
CCD
Reticon
astrometry
An easy way to evaluate CCDs for astronomical use
会议论文
Detectors, Focal Plane Arrays, and Imaging Devices II, BEIJING, PEOPLES R CHINA, 1998-09-18
作者:
Song Q(宋谦)
;
Ji KF(季凯帆)
;
Cao WD(曹文达)
;
Cao WD(曹文达)
;
Ji KF(季凯帆)
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2016/03/31
CCD
evaluation method
Acquiring sine grating pattern of dynamic varying frequency for measuring MTF of CCD
会议论文
Detectors, Focal Plane Arrays, and Imaging Devices II, BEIJING, PEOPLES R CHINA, 1998-09-18
作者:
Song, M
;
Li, YF
;
Sun, Y
;
Hu, JS
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  |  
浏览/下载:5/0
  |  
提交时间:2020/01/06
CCD
sine grating pattern
modulation transfer function
Experiment and research of TDI CCD camera
会议论文
1996
Wang H. N.
;
Wei Z. H.
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  |  
浏览/下载:17/0
  |  
提交时间:2013/03/28
A High Speed professional Scanner Based on CCD Arrays and parallel buffer (CPCI-S收录)
会议论文
IECON 2004: 30TH ANNUAL CONFERENCE OF IEEE INDUSTRIAL ELECTRONICS SOCIETY, VOL 2
作者:
Zhang Yanqing[1]
;
Wang Zhiyan[1]
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  |  
浏览/下载:1/0
  |  
提交时间:2019/04/18
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