Classifying Biomedical Figures Using Combination of Bag of Keypoints and Bag of Words.
Asako KoikeToshihisa TakagiPublished in: CISIS (2009)
Keyphrases
- bag of words
- keypoints
- visual words
- visual vocabulary
- image classification
- text classification
- action recognition
- image representation
- sift descriptors
- discriminative power
- document representation
- n gram
- bag of visual words
- multiscale
- image features
- object recognition
- object categories
- bag of words models
- image matching
- object retrieval
- bag of features
- keypoint detection
- scale space
- higher order
- spatial pyramid matching
- information extraction
- similarity measure
- invariant features
- sparse coding
- scale invariant feature transform
- computer vision