1. Adaptive Filter Theory;Haykin,2002
2. Fundamentals of Adaptive Filtering;Sayed,2003
3. Proportionate normalized least-mean-squares adaptation in echo cancelers;Duttweiler;IEEE Transactions on Speech and Audio Processing,2000
4. S.L. Gay, An efficient, fast converging adaptive filter for network echo cancellation, in: Proceedings of the Asilomar Conference on Signals, Systems, Computer, Pacific Grove, CA, USA, November 1998, pp. 394–398.
5. J. Benesty, S.L. Gay, An improved PNLMS algorithm, in: Proceedings of the ICASSP-02, Orlando, USA, May 2002, pp. 1881–1884.