Keyphrases
- benchmark datasets
- computationally intensive
- computationally expensive
- orders of magnitude
- co occurrence
- learning algorithm
- worst case
- multiscale
- feature matching
- feature space
- extracting features
- optimization problems
- complex systems
- keypoints
- matching algorithm
- rich set
- learning models
- feature selection algorithms
- object matching
- interesting features
- complex structures
- graph matching
- computational complexity
- support vector
- face recognition