国家自然科学基金(90604032)

作品数：7被引量：14H指数：2
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Robust multiple description distributed video coding using optimized zero-padding被引量：2
《Science in China(Series F)》2009年第2期206-214,共9页WANG AnHong ZHAO Yao BAI HuiHui 
Supported in part by the National Natural Science Foundation of China (Grant Nos.60776794 and 90604032);the National Basic Research Program of China (973 program) (Grant No.2006CB303104);the National High-tech Research & Development Program of China (863 program)(Grant No.2007AA01Z175);Program for Changjiang Scholars and Innovative Research Team in University (Grant No.IRT0707);Specialized Research Foundation of BJTU,Youth Science Technology Research Foundation of Shanxi Province (Grant No.2008021020)
Distributed video coding （DVC） arouses high interests due to its property of low-complexity encoding. This paper proposes a robust multiple description DVC （MDDVC） under the constraint of low-complexity encoding. ...
关键词：distributed video coding ROBUSTNESS multiple description coding zero-padding 
Lossless data hiding based on prediction-error adjustment被引量：4
《Science in China(Series F)》2009年第2期269-275,共7页WENG ShaoWei ZHAO Yao NI RongRong PAN Jeng-Shyang 
Supported by National Natural Science Foundation of China (Grant Nos.60776794,60702013 and 90604032);the Major State Basic Research Development Progrom of China (Grant No.2006CB303104);the National High Technology Research and Development Program (Grant No.2007AA01Z175);PCSIRT (Grant No.IRT0707);Specialized Research Foundation of BJTU
A novel Iossless data hiding scheme based on a combination of prediction and the prediction-error adjustment （PEA） is presented in this paper. For one pixel, its four surrounding neighboring pixels are used to predi...
关键词：reversible watermarking PREDICTION PEA 
Residual Distributed Video Coding Based on LQR-Hash被引量：2
《Chinese Journal of Electronics》2009年第1期109-112,共4页WANG Anhong ZHAO Yao PAN Jeng-Shyang 
This work is supported in part by the National Natural Science Foundation of China （No. 90604032, No. 60373028）, Program for New Century Excellent Talents in University, 973 Program （No.2006CB303104） and Youth Science Technology Research Foundation of Shanxi Province （No. 2008021020）.
Distributed source coding （DSC） and Distributed video coding （DVC） have aroused high research interest due to their property of low-complexity encoding. This paper presents a residual DVC based on Low quality refe...
关键词：Distributed video coding Low quality reference （LQR） hash Residual coding Slepian-Wolf- SPIHT （SW-SPIHT） 
Pseudo Relevance Feedback for Searech-Based Image Annotation
《Chinese Journal of Electronics》2008年第3期471-474,共4页ZHAO Yufeng ZHAO Yao ZHU Zhenfeng 
Manuscript Received Aug. 2007; Accepted Feb. 2008. This work is supported in part by the National Natural Science Foundation of China （No.60602030, No.90604032）, the National 863 Program of China （No.2007AA01Z175）, PCSIRT （No.IRT0707） and Research Foundation of BJTU （No.2005SM013, No.2005SZ005）.
Search-based image annotation （SBIA） is a promising way of Automatic image annotation （AIA）. In this paper, Pseudo relevance feedback （PRF） is employed to SBIA （referred as PRF-SBIA） for effectively promoting ...
关键词：Search-based image annotation PRF（Pseudo relevance feedback） PRF-based probability model Regularized factor. 
贝叶斯框架下基于区域的相关反馈算法被引量：3
《电子与信息学报》2008年第4期937-940,共4页赵玉凤 赵耀 朱振峰 
国家973计划(2006-B30314);国家自然科学基金(90604032，0602030);新世纪优秀人才支持计划;NLPR国家重点实验室开放基金;视觉与听觉信息处理国家重点实验室开放基金资助课题
融合基于区域的图像表达方式和相关反馈技术能够有效地提高图像检索的性能。由于现有的方法没有充分考虑相同语义类内区域特征的分布情况,进而无法对该类的语义信息进行有效的描述,为此该文提出了贝叶斯框架下基于区域的相关反馈模型。...
关键词：相关反馈 贝叶斯分类器 非参数密度估计 
Scalable distributed video coding based on block SW-SPIHT被引量：1
《Chinese Optics Letters》2007年第6期336-339,共4页王安红 赵耀 朱振峰 王浩 
This work was supported in part by the National Natural Science Foundation of China(No.90604032,60373028);the Specialized Research Fund for the Doctoral Program of Higher Education,and the Program for New Century Excellent Talents in University, the Specialized Research Foundation of BJTU;the"973"Program of China(No.2006CB303104).
Nowadays, distributed source coding （DSC） and distributed video coding （DVC） have been receiving more and more attention due to the distinct contributions to the easy encoding. At the same time, with more new requ...
关键词：Signal to noise ratio 
Geometrically robust video water-marking based on wavelet transform被引量：2
《Science in China(Series F)》2006年第3期313-327,共15页ZHAO Yao 
the National Natural Science Foundation of China(Grant Nos.60373028 and 90604032);Specialized Research Fund for the Doctoral Program of Higher Education and the Program for New Century Excellent Talents in University.
Geometrical attacks can destroy most watermarking systems at present. So how to efficiently resist such kind of attacks remains a challenging direction in watermarking research. In this paper, a novel sequence waterma...
关键词：WATERMARKING geometrical transform attacks optimal whitening filter wavelet transform. 
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