A fast phoneme recognition system based on sparse representation of test utterances.
Armin SaebFarbod RazzaziMassoud Babaie-ZadehPublished in: HSCMA (2014)
Keyphrases
- sparse representation
- dictionary learning
- sparse coding
- face recognition
- image classification
- image representation
- compressive sensing
- compressed sensing
- reconstruction error
- random projections
- signal processing
- regularized least squares
- joint optimization
- object tracking
- negative matrix factorization
- image patches
- speech recognition
- piecewise smooth
- sparsity constraints
- sparse approximations
- hidden markov models
- feature extraction
- data sets
- sparse learning
- sparse reconstruction
- bag of words
- high dimensional data
- image features
- machine learning
- database