Keyphrases
- preprocessing
- cost function
- improved algorithm
- experimental evaluation
- dynamic programming
- np hard
- k means
- particle swarm optimization
- times faster
- detection algorithm
- optimization algorithm
- recognition algorithm
- computational cost
- probabilistic model
- expectation maximization
- convergence rate
- high accuracy
- convex hull
- segmentation algorithm
- computationally efficient
- data sets
- significant improvement
- video sequences
- image segmentation