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基于MHMM模型的手写体汉字识别算法
The Algorithm of Handwritten Chinese Character Recognition Based on Multiple HMM
【摘要】 文章提出了一种基于多重隐马尔可夫模型和区域投影变换的手写体汉字识别新方法。该方法对每个汉字建立4个HMM,通过等比重综合方法将4个分类器的计算结果进行综合,从而得到识别结果。该方法对于识别应用问题中的隐马尔可夫建模具有普适性。实验证明,该识别方法具有较高的识别准确率。
【Abstract】 A new approach for handwritten Chinese character recognition based on multiple hidden Markov model classifiers and sub-region projection transform is proposed in the thesis. The object oriented program framework is con-structed by 4 HMMs for each Chinese character, and synthesizes the results of the 4 HMMs by equal proportion method, then gets the final recognition result. Experimental results show the efficiency of the proposed method.
【关键词】 汉字识别;
特征提取;
多重隐马尔可夫模型;
边界链编码;
【Key words】 Chinese character recognition; Feature extraction; Multiple Hidden Markov Model; Contour chain code;
【Key words】 Chinese character recognition; Feature extraction; Multiple Hidden Markov Model; Contour chain code;
- 【文献出处】 信息安全与通信保密 ,China Information Security , 编辑部邮箱 ,2007年02期
- 【分类号】TP391.43
- 【被引频次】5
- 【下载频次】226