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Local adaptive learning and fusion for side information interpolation in distributed video coding
Liu, Xianming ; Zhang, Yongbing ; Li, Yongpeng ; Liu, Hongbin ; Ma, Siwei ; Zhao, Debin
2009
英文摘要Motivated by theoretical analysis of the curve fitting problem based on equivalent kernel, in this paper we propose a local adaptive learning and fusion model for side information interpolation in distributed video coding. In the proposed model, each pixel in the interpolated frame is approximated as the linear combination of samples within a local spatio-temporal window using kernel parameters as weight. The size of training window can be adaptive to the motion characteristic of video, from samples in which the kernel parameters can be locally learned. In order to further improve the quality of interpolated frames, we introduce a belief-projection based fusion strategy with adaptive weights for multiple interpolated results which are with the same time index. Experimental results demonstrate that the proposed learning and fusion model is effective in performance for side information interpolation in distributed video coding.; EI; 0
语种英语
DOI标识10.1109/PCS.2009.5167350
内容类型其他
源URL[http://ir.pku.edu.cn/handle/20.500.11897/263216]  
专题信息科学技术学院
推荐引用方式
GB/T 7714
Liu, Xianming,Zhang, Yongbing,Li, Yongpeng,et al. Local adaptive learning and fusion for side information interpolation in distributed video coding. 2009-01-01.
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