Motion compensated inter-frame coding for video conferencing
Citations
1,949 citations
Additional excerpts
...search(LOGS) [2], three-step search(TSS) [3], conjugate direction search(CDS) [4],cross search(CS) [5],new three-step search (NTSS) [6], four-step search(4SS) [7],block-based gradient descent search (BBGDS) [8], etc....
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1,689 citations
1,619 citations
Cites methods from "Motion compensated inter-frame codi..."
...The speed-up ratio of the BMAs is compared by the average search points required for a motion vector estimation....
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...Among the proposed BMA’s, the 3SS became the most popular one and it is also recommended by RM8 of H.261 and SM3 of MPEG owing to its simplicity and effectiveness....
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...As a result many fast BMA’s [5-12] had been developed to alleviate the heavy computations of FS....
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...Using the motion vector found by FS as the true motion vector, Table 4 shows the probability of finding the true motion vector using different fast BMAs....
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...For examples the three-step search (3SS) [5], the 2D-logarithm search (LOGS) [6], the conjugate directional search [7,8], the cross-search algorithm [9], and the dynamic search-window adjustment algorithm [10], etc....
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895 citations
680 citations
Cites background from "Motion compensated inter-frame codi..."
...As a result, many computationally efficient variants such as the three-step search (TSS) [7], the...
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...Among these suboptimal BMA’s, TSS [7] became the most widely used technique mainly because of its faster estimation....
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