Keyphrases
- optimal solution
- k means
- particle swarm optimization
- expectation maximization
- computational cost
- dynamic programming
- np hard
- segmentation algorithm
- optimization algorithm
- recommender systems
- detection algorithm
- preprocessing
- computational complexity
- learning algorithm
- theoretical analysis
- times faster
- experimental evaluation
- user preferences
- convergence rate
- high accuracy
- significant improvement
- objective function
- image sequences
- worst case
- cost function
- information technology
- clustering method
- matching algorithm
- clustering algorithm