Cyril Plapous Claude Marro Pascal Scalart Improved Signal-to-Noise Ratio Estimation for Speech Enhancement. 2098-2108 2006 14 IEEE Transactions on Audio, Speech & Language Processing 6 http://doi.ieeecomputersociety.org/10.1109/TASL.2006.872621 db/journals/taslp/taslp14.html#PlapousMS06