Multichannel transient acoustic signal classification using task-driven dictionary with joint sparsity and beamforming.
Yang ZhangNasser M. NasrabadiMark Hasegawa-JohnsonPublished in: ICASSP (2015)
Keyphrases
- acoustic signal
- acoustic signals
- sparse representation
- classification accuracy
- automatic classification
- pattern recognition
- pattern classification
- image classification
- classification scheme
- support vector machine
- classification algorithm
- feature vectors
- high dimensional
- feature space
- feature extraction
- dictionary learning
- data driven
- decision rules
- class labels
- neural network
- machine learning
- classification method
- basis functions
- classification rules
- feature set
- principal component analysis
- support vector
- feature selection