LU factorization for feature transformation.
Patrick NguyenLuca RigazioChristian WellekensJean-Claude JunquaPublished in: INTERSPEECH (2002)
Keyphrases
- feature transformation
- linear classifiers
- scale invariant
- speaker identification
- feature extraction
- feature space
- distance metric
- feature vectors
- matrix factorization
- data reduction
- singular value decomposition
- face recognition
- low rank
- gabor wavelets
- kernel pca
- natural images
- pairwise
- gaussian mixture model
- multi class
- noisy environments
- speech recognition
- principal components
- pattern recognition
- collaborative filtering
- upper bound
- active learning
- kernel principal component analysis
- multiscale