Keyphrases
- np hard
- preprocessing
- dynamic programming
- high accuracy
- times faster
- expectation maximization
- computational complexity
- improved algorithm
- data structure
- objective function
- search space
- k means
- cost function
- matching algorithm
- computationally efficient
- worst case
- experimental study
- detection algorithm
- estimation algorithm
- computational cost
- optimal solution
- particle swarm optimization
- linear programming
- feature selection
- theoretical analysis
- optimization algorithm
- support vector machine
- ant colony optimization
- experimental evaluation
- significant improvement
- convex hull
- video sequences
- space complexity