Speech and Audio Signal Applications

2002 ◽  
pp. 200-224
Author(s):  
Hector Perez-Meana ◽  
Mariko Nakano-Miyatake ◽  
Luis Nino-de-Rivera-y-Oyarzabal

This chapter reviews the basic principles of multirate adaptive filters together with some of their most successful applications, as well as some recently proposed schemes that improve the subband adaptive signal processing systems.

The adaptive signal processing methods are used in several applications like channel estimation, Noise removal and extraction of signals also. The methods vary on time, frequency and statistical approach. In this paper, the source speech signals are separated using different methods like FastICA,PCA and kICA. Comparison of original signal and estimated signals are evaluated for different methods. The implementation was done in MATLAB. The spectrogram, Negentropy and Kurtosis waveforms are plotted for different methods.


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