Amplitude-based speech enhancement with nonnegative matrix factorization for asynchronous distributed recording.
Hironobu ChibaNobutaka OnoShigeki MiyabeYu TakahashiTakeshi YamadaShoji MakinoPublished in: IWAENC (2014)
Keyphrases
- nonnegative matrix factorization
- speech enhancement
- matrix factorization
- data representation
- negative matrix factorization
- least squares
- principal component analysis
- noise reduction
- spectral clustering
- noisy environments
- original data
- signal to noise ratio
- data sets
- document clustering
- objective function
- computer vision
- linear prediction
- vocal tract
- machine learning
- smoothing algorithm
- data mining