Keyphrases
- learning algorithm
- detection algorithm
- optimal solution
- dynamic programming
- experimental evaluation
- theoretical analysis
- similarity measure
- preprocessing
- improved algorithm
- optimization algorithm
- cost function
- times faster
- data sets
- recognition algorithm
- compression algorithm
- convergence rate
- embedded zerotree wavelet
- tree structure
- image quality
- linear programming
- high accuracy
- np hard
- k means
- objective function