Towards Efficient Learning of Optimal Spatial Bag-of-Words Representations.
Lu JiangWei TongDeyu MengAlexander G. HauptmannPublished in: ICMR (2014)
Keyphrases
- bag of words
- efficient learning
- image classification
- visual words
- text classification
- action recognition
- spatial pyramid matching
- image representation
- n gram
- spatial layout
- spatial pyramid
- discriminative power
- document representation
- bag of words models
- spatial information
- textual features
- information retrieval
- portuguese language
- text documents
- feature space
- multiscale
- feature extraction