Keyphrases
- learning algorithm
- times faster
- detection algorithm
- dynamic programming
- high accuracy
- cost function
- preprocessing
- k means
- np hard
- computationally efficient
- theoretical analysis
- optimization algorithm
- computational cost
- search space
- optimal path
- improved algorithm
- estimation algorithm
- single pass
- neural network
- linear programming
- experimental evaluation
- optimal solution
- expectation maximization
- input data
- worst case
- matching algorithm
- significant improvement
- convex hull
- memory requirements
- multiscale
- face recognition
- data sets
- shortest path problem