Keyphrases
- multiscale
- recognition accuracy
- object recognition
- recognition rate
- visual recognition
- keypoint detection
- directed acyclic graph
- feature extraction
- automatic recognition
- image representation
- activity recognition
- image recognition
- pattern recognition
- character recognition
- data sets
- shape recognition
- machine learning
- scale invariant
- genetic algorithm
- coarse to fine
- image processing
- keypoints
- scale space
- image classification
- image fusion
- hand gestures
- multiple scales
- recognition scheme
- robust recognition
- data structure