Parallel Dictionary Learning for Voice Conversion Using Discriminative Graph-Embedded Non-Negative Matrix Factorization.
Ryo AiharaTetsuya TakiguchiYasuo ArikiPublished in: INTERSPEECH (2016)
Keyphrases
- negative matrix factorization
- sparse representation
- dictionary learning
- sparse codes
- object category recognition
- sparse coding
- sparsity constraints
- image classification
- face recognition
- nonnegative matrix factorization
- signal processing
- discriminative dictionary
- high dimensional data
- image patches
- dimensionality reduction
- image representation
- document clustering
- spectral clustering
- matrix factorization
- data sets
- test images
- unsupervised learning
- principal component analysis
- semi supervised
- active learning
- feature extraction
- data mining