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触摸屏设备上一种基于显隐试综合识别手写签名系统的设计

System Design of Handwritten Signature on Touch-screen -Based on Explicit and Implicit Algorithm

中文摘要英文摘要

手写签名系统性能的关键是高识别率和低误判率。系统设计的核心在于利用签名设备的输入数据提取用户特征。根据触摸屏设备的特性,一种基于特征向量的识别算法可以很好的提高识别率和降低误判率,它通过特征点识别后再进行特征向量运算,最后得到一个特征值来对用户进行认证。与传统的识别算法不同,加入了压力等级、加速度等参数的特征向量能更好地在时空尺度上解释用户特征。同时,为了提高识别速度,在系统设计方面引入了特殊的参数和经验公式。实验证明,这种手写签名系统的设计在性能上是优秀的,并能达到97.3%识别率和2.5%误判率。

he key that relates to the performance of handwritten signature system is the high recognition rate and low false positive rate. The most importance of system design involves extracting features data that the users input. According to the characteristics of the touch-screen device, eigenvector verification algorithm is do excellent at improving the higher recognition rate and lower false positive rate .It is different from the traditional recognition algorithms. Eigenvector that is added pressure level, acceleration and other parameters can work better to explain the features on spatial and temporal scales. Moreover, In order to increase the recognition speed, special parameters and the empirical formula are introduced in the system design. Experimental results show that the design is excellent in performance. Recognition rate can reach 97.3% and 2.5% false positive rate can be received.

张超林、颜烨

自动化技术、自动化技术设备计算技术、计算机技术

触摸屏特征点特征向量

touch-screenfeature pointseigenvector

张超林,颜烨.触摸屏设备上一种基于显隐试综合识别手写签名系统的设计[EB/OL].(2010-10-20)[2025-08-23].http://www.paper.edu.cn/releasepaper/content/201010-370.点此复制

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