Informative visual words construction to improve bag of words image representation.
Mohammad Mehdi FarhangiMohsen SoryaniMahmood FathyPublished in: IET Image Process. (2014)
Keyphrases
- image representation
- bag of words
- visual words
- image classification
- multiscale
- bag of visual words
- visual content
- image content
- sparse coding
- visual vocabulary
- discriminative power
- bag of features
- bag of words models
- object retrieval
- image features
- action recognition
- object recognition
- object categories
- sparse representation
- image retrieval
- text classification
- low level features
- feature space
- scene classification
- scene recognition
- spatial information
- computer vision
- sift descriptors
- co occurrence
- feature extraction
- n gram
- spatial pyramid
- soft assignment
- machine learning