中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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浏览/检索结果: 共9条,第1-9条 帮助

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Metrics for BPEL Process Reusability Analysis in a Workflow System 期刊论文  OAI收割
IEEE Systems Journal, 2016, 卷号: 10, 期号: 1, 页码: 36-45
作者:  
Khoshkbarforoushha, Alireza;  Jamshidi, Pooyan;  Gholami, Mahdi Fahmideh;  Wang, Lizhe;  Ranjan, Rajiv
收藏  |  浏览/下载:49/0  |  提交时间:2017/04/24
Web系统可用性自动化评估系统的设计与实现 期刊论文  OAI收割
计算机工程与设计, 2013, 卷号: 34, 期号: 10, 页码: 3649-3653
白志斌; 杨达; 李娟
  |  收藏  |  浏览/下载:21/0  |  提交时间:2014/12/16
Integration of case-based reasoning and object-based image classification to classify SPOT images: a case study of aquaculture land use mapping in coastal areas of Guangdong province, China 期刊论文  OAI收割
GISCIENCE & REMOTE SENSING, 2013, 卷号: 50, 期号: 5, 页码: 574-589
Du, YY; Wu, Di(吴笛); Liang, FY; Li, C
收藏  |  浏览/下载:31/0  |  提交时间:2014/01/15
Integration of case-based reasoning and object-based image classification to classify SPOT images: a case study of aquaculture land use mapping in coastal areas of Guangdong province, China SCI/SSCI论文  OAI收割
2013
Du Y. Y.; Wu D.; Liang F. Y.; Li C.
收藏  |  浏览/下载:13/0  |  提交时间:2014/12/24
Comparison between CBR and CA methods for estimating land use change in Dongguan, China 期刊论文  OAI收割
Journal of Geographical Sciences, 2012, 卷号: 22, 期号: 4, 页码: 716-736
Du Y. Y.; Ge Y.; Lakhan V. C.; Sun Y. R.; Cao Feng(曹峰)
收藏  |  浏览/下载:27/0  |  提交时间:2012/09/04
Comparison between CBR and CA methods for estimating land use change in Dongguan, China SCI/SSCI论文  OAI收割
2012
作者:  
Ge Y.
收藏  |  浏览/下载:44/0  |  提交时间:2014/12/25
Study on supper resolution reconstruction based on staggered arrays (EI CONFERENCE) 会议论文  OAI收割
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.
收藏  |  浏览/下载:30/0  |  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.  
Phase error estimation with broadband white light by Phase Diversity (EI CONFERENCE) 会议论文  OAI收割
6th International Symposium on Precision Engineering Measurements and Instrumentation, August 8, 2010 - August 11, 2010, Hangzhou, China
作者:  
Wang Z.;  Wang B.;  Zhang X.;  Zhang X.;  Zhang X.
收藏  |  浏览/下载:27/0  |  提交时间:2013/03/25
The technique of Phase Diversity (PD) is widely adopted to measure the wavefront error caused by atmosphere turbulence and system error. PD solves the Zernike coefficients of the wavefront by utilizing two images obtained with different defocus value. In this paper  we propose a method to restore the image and estimate the wavefront error of an imaging system. And we use present white noises to verify the robustness of the algorithm. We design an experiment system and implement it in our laboratory. The proposed algorithm is validated by computer simulations and experimental results. To use a broadband white object in experimental system a reasonable simplification for the system model is done. Our results show that the robustness against Gaussian white noises of the method is better then the case when the variance value is 0.03. The proposed method can be used as a wavefront sensor and restore the degradative images by photoelectric image system. 2010 SPIE.  
A case-based reasoning approach for land use change prediction 期刊论文  OAI收割
Expert Systems with Applications, 2010, 卷号: 37, 期号: 8, 页码: 5745-5750
Yunyan D.; Wei W.; Cao feng(曹峰); Min J.
收藏  |  浏览/下载:13/0  |  提交时间:2012/06/08