Keyphrases
- preprocessing
- theoretical analysis
- learning algorithm
- computational complexity
- recognition algorithm
- experimental evaluation
- np hard
- optimization algorithm
- segmentation algorithm
- expectation maximization
- high accuracy
- worst case
- computational cost
- cost function
- k means
- improved algorithm
- dynamic programming
- computationally efficient
- optimal solution
- image sequences
- times faster
- estimation algorithm
- ant colony optimization
- simulated annealing
- search space
- artificial neural networks
- image processing