Exploring More Representative States of Hidden Markov Model in Optical Character Recognition: A Clustering-Based Model Pre-Training Approach.
Zhiwei JiangXiaoqing DingLiangrui PengChangsong LiuPublished in: Int. J. Pattern Recognit. Artif. Intell. (2015)
Keyphrases
- hidden markov models
- hidden states
- markov model
- optical character recognition
- markov models
- probabilistic model
- human posture
- pattern recognition
- hierarchical dirichlet process
- baum welch
- text recognition
- state variables
- conditional random fields
- mean shift
- em algorithm
- higher order
- text mining
- probability distribution