Creating visual vocabulary based on SIFT descriptor in compressed domain.
Lei SuiJing ZhangLi ZhuoYuncong YangPublished in: WCSP (2011)
Keyphrases
- compressed domain
- visual vocabulary
- sift descriptors
- visual words
- bag of visual words
- keypoints
- bag of words
- video analysis
- image descriptors
- bag of features
- discriminative power
- image matching
- image classification
- image features
- co occurrence
- feature representation
- scale invariant feature transform
- affine invariant
- feature extraction
- action recognition
- image representation
- feature descriptors
- image search
- image collections
- sparse coding
- visual features
- text classification
- multiresolution
- object recognition
- image processing