滤波算法选用了RLS算法，主要是考虑到该算法的收敛性比较好。
In this method RLS algorithm is adopted to adjust the weights of filter for its good astringency.
实验结果表明：该算法性能优于所比较的两种算法，并且具有良好的收敛性和稳定性。
The results show that the proposed algorithm is superior to the other two algorithms with a better astringency and stability.
在一定的条件下，比较新颖的证明了算法的全局收敛性。
The global convergence of algorithm is novel proved under proper conditions.
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