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- W2372567227 abstract "An error concealment algorithm based on motion vector estimation was proposed for whole frame loss caused by a channel error.Lost motion vectors were estimated by the hypothesis of linear movement.Then the reliability of estimated motion vectors were evaluated by the motion vectors of reference blocks.Lost blocks related to reliable motion vectors were reconstructed.Other blocks were reconstructed by boundary matching method.The motion vectors were estimated by neighbor motion vectors when intra macroblocks existed in reference frames.A simple filter was employed to eliminate the block-edge effort across block boundaries.Experimental results show that the algorithm can achieve higher peak signal-to-noise ratio(PSNR) and better video quality compared with other existing algorithms." @default.
- W2372567227 created "2016-06-24" @default.
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- W2372567227 date "2009-01-01" @default.
- W2372567227 modified "2023-09-28" @default.
- W2372567227 title "Error concealment algorithm for whole frame loss based on motion vector estimation" @default.
- W2372567227 hasPublicationYear "2009" @default.
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