Individuality-preserving Voice Conversion for Articulation Disorders Using Dictionary Selective Non-negative Matrix Factorization.
Ryo AiharaTetsuya TakiguchiYasuo ArikiPublished in: SLPAT@ACL (2014)
Keyphrases
- negative matrix factorization
- sparse representation
- dictionary learning
- sparse coding
- matrix factorization
- nonnegative matrix factorization
- document clustering
- image classification
- high dimensional data
- principal component analysis
- constrained least squares
- signal processing
- face recognition
- image representation
- sparsity constraints
- spectral clustering
- recommender systems
- natural language
- pattern recognition
- data mining
- data sets