TOP-SIFT: the selected SIFT descriptor based on dictionary learning.
Yujie LiuDeng YuXiaoming ChenZongmin LiJianping FanPublished in: Vis. Comput. (2019)
Keyphrases
- sift descriptors
- dictionary learning
- sparse coding
- discriminative power
- visual words
- sparse representation
- scale invariant feature transform
- keypoints
- feature representation
- image matching
- image classification
- image transformations
- image features
- bag of features
- image representation
- affine invariant
- natural images
- feature points
- computational cost
- texture classification
- bag of words
- iris recognition
- image retrieval
- spatial information
- image patches
- feature extraction
- model selection
- text classification
- signal processing
- co occurrence
- object recognition