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IEICE TRANSACTIONS on Fundamentals

Lossy Strict Multilevel Successive Elimination Algorithm for Fast Motion Estimation

Yang SONG, Zhenyu LIU, Takeshi IKENAGA, Satoshi GOTO

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Summary :

This paper presents a simple and effective method to further reduce the search points in multilevel successive elimination algorithm (MSEA). Because the calculated sea values of those best matching search points are much smaller than the current minimum SAD, we can simply increase the calculated sea values to increase the elimination ratio without much affecting the coding quality. Compared with the original MSEA algorithm, the proposed strict MSEA algorithm (SMSEA) can provide average 6.52 times speedup. Compared with other lossy fast ME algorithms such as TSS and DS, the proposed SMSEA can maintain more stable image quality. In practice, the proposed technique can also be used in the fine granularity SEA (FGSEA) algorithm and the calculation process is almost the same.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E90-A No.4 pp.764-770
Publication Date
2007/04/01
Publicized
Online ISSN
1745-1337
DOI
10.1093/ietfec/e90-a.4.764
Type of Manuscript
Special Section PAPER (Special Section on Selected Papers from the 19th Workshop on Circuits and Systems in Karuizawa)
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