Isolated Word Speech Rcogniton Based on HRSF and Improved DTW Algorithm.
Xiaohui HuGansen ZhaoLvjun ZhanYun XueWeixing ZhouPublished in: Web Intelligence/IAT Workshops (2012)
Keyphrases
- improved algorithm
- dynamic programming
- learning algorithm
- times faster
- cost function
- theoretical analysis
- high accuracy
- worst case
- matching algorithm
- segmentation algorithm
- data sets
- computational cost
- simulated annealing
- experimental evaluation
- computational complexity
- objective function
- hidden markov models
- k means
- search space
- lower bound
- particle swarm optimization
- expectation maximization
- graph cuts
- preprocessing
- detection algorithm
- ant colony optimization
- tree structure
- similarity measure
- neural network