Overlapping Animal Sound Classification Using Sparse Representation.
Na LinHaixin SunXiao-Ping (Steven) ZhangPublished in: ICASSP (2018)
Keyphrases
- sparse representation
- dictionary learning
- image classification
- sparse coding
- compressive sensing
- pattern recognition
- image representation
- reconstruction error
- text classification
- signal processing
- dimensionality reduction
- regularized least squares
- sparse reconstruction
- machine learning
- sparse approximations
- image patches
- data mining
- feature vectors
- face recognition
- unsupervised learning
- support vector machine
- computer vision
- feature analysis
- compressed sensing
- negative matrix factorization
- random projections
- data sets
- model selection
- feature selection
- piecewise smooth
- feature extraction
- support vector
- feature space
- training set
- singular value decomposition
- high dimensional data
- linear combination