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- W339348637 abstract "For the improvement of coding efficiency, the H.264 standard uses new coding tools which are not used in previous coding standards. Among new coding tools, motion estimation using smaller block sizes leads to higher correlation between the motion vectors of neighboring blocks. This characteristic of H.264 is useful for the motion vector recovery. In this paper, we propose the motion vector recovery method based on optical flow. Since the proposed method estimates the optical flow velocity vector from more accurate initial value and optical flow region is limited to 1616 block size, we can alleviate the complexity of computation of optical flow velocity. Simulation results show that our proposed method gives higher objective and subjective video quality than previous methods." @default.
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- W339348637 date "2006-01-01" @default.
- W339348637 modified "2023-09-26" @default.
- W339348637 title "A Motion Vector Recovery Method based on Optical Flow for Temporal Error Concealment in the H.264 Standard" @default.
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