Keyphrases
- detection algorithm
- experimental evaluation
- times faster
- mobile devices
- cost function
- matching algorithm
- search space
- worst case
- forward backward
- recognition algorithm
- improved algorithm
- segmentation algorithm
- data sets
- computational cost
- significant improvement
- dynamic programming
- k means
- preprocessing
- computational complexity
- long sequences
- classification algorithm
- optimal solution
- frequent sequences
- probabilistic model
- convex hull
- tree structure
- mobile learning
- np hard
- data structure
- learning algorithm