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Method and Apparatus for Speech Dereverberation Based On Probabilistic Models Of Source And Room Acoustics

  • US 20090110207A1
  • Filed: 05/01/2006
  • Published: 04/30/2009
  • Est. Priority Date: 05/01/2006
  • Status: Active Grant
First Claim
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1. A speech dereverberation apparatus comprising:

  • a likelihood maximization unit that determines a source signal estimate that maximizes a likelihood function, the determination being made with reference to an observed signal, an initial source signal estimate, a first variance representing a source signal uncertainty, and a second variance representing an acoustic ambient uncertainty.

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