A Sparse Non-Parametric Approach for Single Channel Separation of Known Sounds. Paris Smaragdis , Madhusudana Shashanka , Bhiksha Raj NIPS 2009. Introduction. Problem : Single channel signal separation Separating out signals from individual sources in a mixed recording General approach
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A Sparse Non-Parametric Approach for Single Channel Separation of Known Sounds
Paris Smaragdis, MadhusudanaShashanka, Bhiksha Raj
Recover sources by reweighting of frequency subbands from a single recording
and the source priors at every frame
is equivalent to reducing the conditional entropy of the source dependent mixture weights and the entropy of the source priors