* 教育向け音声信号処理ライブラリpyssp [#j2bf6e6d]





*解説 [#q08ddd7a]

** voice enhancement [#bad64bdc]


*** 参考文献 [#ib5c9768]
+ S. F. Boll, "Suppression of Acoustic Noise in Speech Using Spectral Subtraction.", IEEE Transactions on  Acoustics, Speech and Signal Processing, 1979.
+ Y. Ephraim and D. Malah, "Speech enhancement using minimum mean-square error short-time spectral amplitude estimator.",  IEEE Transactions on  Acoustics, Speech and Signal Processing, 1984.
+ T. Lotter and P. Vary, "Noise Reduction by Joint Maximum a Posteriori Spectral Amplitude and Phase Estimation with Super-Gaussian Speech Modelling.", Proceedings of European Signal Processing Conference, 2004. 

** voice activity detection [#a949c187]

*** 参考文献 [#i1f75476]

+ J. Ramirez, "Voice activity detection with noise reduction and long-term spectral divergence estimation.", ICASSP, 2004.

** noise tracking [#u880427d]

*** 参考文献 [#da8e7733]
+ R. Martin, "Noise power spectral density estimation based on optimal smoothing and minimum statistics.", IEEE Transactions on Speech and Audio Processing, 2001.


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