| 基于指纹图像清晰度提取和评估指纹中心点的方法 |
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| 引用本文： | 陈志清,常铮,张萍,刘潞生. 基于指纹图像清晰度提取和评估指纹中心点的方法[J]. 政法学刊, 2007, 24(3): 101-103 |
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| 作者姓名： | 陈志清 常铮 张萍 刘潞生 |
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| 作者单位： | 广东省公安厅,刑事技术中心,广东,广州,510050 |
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| 摘 要： | 基于指纹图像清晰度提取和评估指纹中心点的方法是对传统的指纹中心点提取方法的改进,能够加快提取速度、改善提取效果,从而使指纹中心点评估参数更加客观、准确,并达到量化评估的目的。
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| 关 键 词： | 指纹识别 质量评估 方向图 指纹中心点 |
| 文章编号： | 1009-3745(2007)03-0101-04 |
| 修稿时间： | 2007-04-03 |
On the Method of Abstracting and Assessing the Central Point of Fingerprint on the Basis of the Clearness of Fingerprint Image |
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| Chen Zhi-qing,Chang Cheng,Zhang Ping,Liu Lu-sheng. On the Method of Abstracting and Assessing the Central Point of Fingerprint on the Basis of the Clearness of Fingerprint Image[J]. Journal of Political Science and Law, 2007, 24(3): 101-103 |
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| Authors: | Chen Zhi-qing Chang Cheng Zhang Ping Liu Lu-sheng |
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| Abstract: | The method of abstracting and assessing the central point of fingerprint on the basis the clearness of fingerprint image is an improvement compared with traditional method.On one hand it increases the speed of abstraction and improves the effect of abstraction.The concept of confidence level shall be applied to describe the preciseness of central point so that an objective,accurate and quantitative result can be achieved. |
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| Keywords: | fingerprint identification quality assessment directed graph central point of the fingerprint |
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