Keyphrases
- times faster
- computational cost
- cost function
- learning algorithm
- theoretical analysis
- expectation maximization
- high accuracy
- probabilistic model
- improved algorithm
- convex hull
- matching algorithm
- dynamic programming
- np hard
- k means
- recognition algorithm
- similarity measure
- multiscale
- tree structure
- experimental study
- optimization algorithm
- optimal solution
- computationally efficient
- preprocessing
- search space
- experimental evaluation
- data structure
- support vector machine svm
- linear programming
- computational complexity
- worst case
- bayesian networks
- convergence rate
- image sequences