Sparse coding for sound event classification.
Mingming ZhangWeifeng LiLongbiao WangJianguo WeiZhiyong WuQingmin LiaoPublished in: APSIPA (2013)
Keyphrases
- sparse coding
- dictionary learning
- image classification
- object category recognition
- sparse representation
- natural images
- unsupervised learning
- linear combination
- generative model
- feature space
- group sparsity
- image patches
- single image super resolution
- pattern recognition
- image representation
- decision trees
- support vector
- feature extraction
- visual words
- bag of words
- visual recognition
- sparse codes
- supervised learning
- spatial pyramid matching
- bayesian networks
- feature selection
- training set
- action recognition
- multiscale
- computer vision
- text classification
- signal processing
- feature vectors