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基于HMM和GMM的维吾尔语联机手写体识别研究

许辉 热依曼吐尔逊 吾守尔斯拉木

计算机工程与应用Issue(11):202-205,222,5.
计算机工程与应用Issue(11):202-205,222,5.DOI:10.3778/j.issn.1002-8331.1205-0265

基于HMM和GMM的维吾尔语联机手写体识别研究

Online-handwriting recognition research of Uyghur word using GMM and HMM

许辉 1热依曼吐尔逊 1吾守尔斯拉木2

作者信息

  • 1. 新疆大学 多语种信息技术重点实验室,乌鲁木齐 830046
  • 2. 新疆大学 信息科学与工程学院,乌鲁木齐 830046
  • 折叠

摘要

Abstract

This paper presents an online-handwriting recognition system of Uyghur language based on GMM and HMM twin-engine recognition model. In the GMM part, the system extracts 8-directional features, then generates 8-directional pattern images, locates spatial sampling points and extracts the blurred directional features. The GMM model files are formed after the iterative training of the model refinement. In the HMM part, the system obtains the line_segmen_features sequence by applying line_segment_features method. The HMM model files are got from the iterative training of the model refinement as well. The GMM and HMM model files are packaged and encapsulated respectively, and then joint-packaged into a dictionary. In the first phase of experiment, the recognition rate is 97%;in the second phase, the recognition rate in-creases to 99%.

关键词

维吾尔文/手写体/隐Markov模型(HMM)/高斯混合模型(GMM)

Key words

Uyghur/handwriting/Hidden Markov Models(HMM)/Gaussian Mixture Model(GMM)

分类

信息技术与安全科学

引用本文复制引用

许辉,热依曼吐尔逊,吾守尔斯拉木..基于HMM和GMM的维吾尔语联机手写体识别研究[J].计算机工程与应用,2014,(11):202-205,222,5.

基金项目

新疆自治区科技支疆项目(No.201091106)。 ()

计算机工程与应用

OA北大核心CSCDCSTPCD

1002-8331

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