computation of requirement [计] 需求计算
The adaptive filter is based on variable step size LMS method (VSSLMS), which can reduce the computation requirement and improve the convergence speed.
自适应滤波算法采用变步长最小均方误差算法，减少了算法的运算量，提高了算法的收敛速度。
Variable Length coding is one of the key technologies in video coding with large computation requirement.
变长编码是视频编码中的关键技术之一，计算量大。
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