The normalized LMS (NLMS) algorithm is a current algorithm usually used in an adaptive noise canceller.

归一化lms (NLMS)算法是目前自适应噪声对消器中常用的一种算法。

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At first this paper studies the structure of the adaptive transversal filter, and analyzes the common adaptive filter algorithm (LMS, RLS and NLMS) 's characteristics and applied range, and so on.

首先本文研究了横向自适应滤波器结构，分析了自适应滤波的几种常用算法(LMS, RLS和NLMS)的特点，应用范围等。

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Based on adaptive LMS algorithms, the on line BP algorithm with fast convergence speed is presented.

在自适应LMS算法基础上，提出了在线BP训练算法、收敛速度快。

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