Blind source separation and visual voice activity detection for target speech extraction.
Qingju LiuWenwu WangPublished in: iCAST (2011)
Keyphrases
- blind source separation
- voice activity detection
- speech signal
- noisy environments
- speech recognition
- independent component analysis
- non stationary
- blind separation
- source separation
- adaptive particle swarm optimization
- eigenvalue decomposition
- visual information
- automatic speech recognition
- negative matrix factorization
- information extraction
- independent components
- algebraic equations
- information retrieval
- sparse representation
- visual features
- language model
- denoising
- signal processing
- principal component analysis