On the basis of analyzing variable step size adaptive filtering algorithm, adopted RAM search table to implement fastconvolution in the filter operation.
在分析了变步长自适应滤波算法的基础上,采用基于RAM的查找表来实现滤波运算中的快速卷积。
3
In order to raise compress ratio while accelerating encoding process, an algorithm com - bining fastconvolution with quadtree partitioning based on neighbor search is adopted.