Joint nonnegative matrix factorization for exemplar-based voice conversion.
Zhizheng WuChng Eng SiongHaizhou LiPublished in: INTERSPEECH (2014)
Keyphrases
- nonnegative matrix factorization
- probabilistic latent semantic indexing
- negative matrix factorization
- matrix factorization
- data representation
- spectral clustering
- nonnegative matrix
- least squares
- active set
- principal component analysis
- document clustering
- original data
- sparsity constraints
- objective function
- collaborative filtering