Keyphrases
- improved algorithm
- computational complexity
- preprocessing
- segmentation algorithm
- objective function
- matching algorithm
- dynamic programming
- linear programming
- classification algorithm
- ant colony optimization
- np hard
- computationally efficient
- simulated annealing
- high accuracy
- theoretical analysis
- computational cost
- cost function
- search space
- learning algorithm
- neural network
- experimental evaluation
- significant improvement
- gray level
- detection algorithm
- color images
- k means
- times faster
- recognition algorithm