Keyphrases
- bag of features
- image classification
- visual features
- spatial pyramid
- visual words
- action recognition
- object recognition
- image representation
- spatial information
- scene classification
- appearance descriptors
- spatio temporal
- scene categorization
- smoke detection
- spatial and temporal
- dense sampling
- co occurrence
- feature descriptors
- viewpoint
- text classification
- high level
- bag of words
- probabilistic model