Improving Sparse Representations in Exemplar-Based Voice Conversion with a Phoneme-Selective Objective Function.
Shaojin DingGuanlong ZhaoChristopher LiberatoreRicardo Gutierrez-OsunaPublished in: INTERSPEECH (2018)
Keyphrases
- sparse representation
- objective function
- reconstruction error
- dictionary learning
- sparse coding
- image classification
- joint optimization
- face recognition
- compressive sensing
- negative matrix factorization
- high dimensional data
- sparse reconstruction
- regularized least squares
- compressed sensing
- random projections
- speech synthesis
- dimensionality reduction
- manifold learning
- image patches
- speech recognition
- signal processing
- hidden markov models
- data sets
- greedy algorithm
- text to speech
- image representation
- higher order
- image denoising
- sparse learning
- sparse coefficients
- speech sounds