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Signature Verification Algorithm Based on HMM/DTW Two-Level Architecture
Author(s): 
Pages: 107-114
Year: Issue:  1
Journal: Pattern Recognition and Artificial Intelligence

Keyword:  在线签名认证 动态规整(DTW) 隐马尔科夫模型(HMM) 签名分段;
Abstract: 提出一种基于HMM和DTW在线手写签名认证方法的改进方法.该方法使用签名关键点和关键点的特征值进行签名的状态划分和状态匹配,实现类内签名状态划分的一致性.并利用在线手写签名二维信息的DTW距离作为签名隐马尔科夫模型的状态观测值,构建二级签名隐马尔科夫模型认证框架进行签名认证,得到较好的认证效果.实验结果表明,认证的准确率能达到93%左右.
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