Keyphrases
- np hard
- detection algorithm
- learning algorithm
- preprocessing
- high accuracy
- experimental evaluation
- segmentation algorithm
- computational complexity
- neural network
- times faster
- optimization algorithm
- theoretical analysis
- computational cost
- dynamic programming
- cost function
- optimal solution
- face recognition
- improved algorithm
- significant improvement
- k means
- denoising
- search space
- similarity measure
- genetic algorithm
- matching algorithm
- data sets
- recognition algorithm
- selection algorithm
- estimation algorithm