Random-shapelet: An algorithm for fast shapelet discovery.
Xavier RenardMaria RifqiWalid ErrayMarcin DetynieckiPublished in: DSAA (2015)
Keyphrases
- dynamic programming
- single pass
- nearest neighbor algorithm
- experimental evaluation
- computational complexity
- randomly generated
- significant improvement
- search space
- cost function
- matching algorithm
- detection algorithm
- optimization algorithm
- expectation maximization
- computational cost
- improved algorithm
- times faster
- high accuracy
- preprocessing
- objective function
- input data
- data sets
- np hard
- k means
- recognition algorithm
- reinforcement learning
- similarity measure