A novel codebook representation method and encoding strategy for bag-of-words based acoustic event classification.
Jia DaiChongjia NiWei XueWenju LiuPublished in: APSIPA (2015)
Keyphrases
- bag of words
- image classification
- soft assignment
- text classification
- image representation
- visual words
- spatial pyramid matching
- spatial pyramid
- classification accuracy
- support vector machine
- action recognition
- vector quantization
- feature vectors
- text classification tasks
- feature extraction
- object classification
- document representation
- spatial layout
- textual features
- neural network
- bag of words models
- scene classification
- unsupervised learning
- em algorithm
- feature set
- image retrieval
- pairwise
- similarity measure
- machine learning