Acoustic feature extraction by tensor-based sparse representation for sound effects classification.
Xueyuan ZhangQianhua HeXiaohui FengPublished in: ICASSP (2015)
Keyphrases
- sparse representation
- feature extraction
- image classification
- dictionary learning
- face recognition
- feature representation
- dimensionality reduction
- subspace learning
- sparse coding
- feature vectors
- pattern recognition
- support vector machine svm
- compressive sensing
- image representation
- feature space
- image patches
- machine learning
- random projections
- sparse codes
- feature selection
- dimension reduction
- data sets
- test images
- principal component analysis
- manifold learning
- compressed sensing
- negative matrix factorization
- support vector machine
- high order
- text classification
- linear discriminant analysis
- signal processing
- feature set
- sparse reconstruction
- support vector
- decision trees
- image processing
- joint optimization
- regularized least squares
- sparsity constraints
- sparse approximations
- feature analysis
- supervised learning
- image features
- high resolution
- training set
- multiscale
- data mining