Co.Vi.Wo.: Color Visual Words Based on Non-Predefined Size Codebooks.
Savvas A. ChatzichristofisChryssanthi IakovidouYiannis S. BoutalisOge MarquesPublished in: IEEE Trans. Cybern. (2013)
Keyphrases
- visual words
- bag of words
- image classification
- sift descriptors
- bag of visual words
- image representation
- discriminative power
- co occurrence
- spatial arrangement
- scene classification
- image retrieval
- image features
- visual vocabulary
- visual phrases
- bag of features
- object categories
- spatial information
- visual content
- keypoints
- gaussian mixture model
- spatial relationships
- feature space
- sparse coding
- bag of words models
- visual dictionary
- object retrieval
- visual codebook
- pairwise
- machine learning
- action recognition
- text classification
- object recognition
- image regions
- n gram
- natural language processing
- feature extraction