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finger print image
相关语句
  指纹图像
     Fingerprint Image Preprocessing and Recognition
     基于方向信息的指纹图像的预处理与识别
短句来源
     Research on Fingerprint Image Preprocessing Method Based on MBF200
     基于MBF200指纹图像预处理方法的研究
短句来源
     The Design of Fingerprint Image Acquisition System Based on MBF200 Sensor
     基于传感器MBF200的指纹图像采集系统设计
短句来源
     A Study of Fingerprint Image Acquisition and Processing Based on DSP
     基于DSP的指纹图像采集与处理的研究
短句来源
     The effect of fingerprint image rotation on correct recognition rate of correlation-based automatic fingerprint recognition system(AFIS)is studied.
     研究了指纹图像旋转预处理对基于相关系数原理的自动指纹识别系统(AFIS)的正确识别率的影响,证明指纹图像旋转对确保指纹识别系统的安全性是必要的。
短句来源
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  指纹图象
     Study on Automatically Nondestructive Extraction of Fingerprint Image
     指纹图象自动无损提取方法的研究
短句来源
     A New Thinning Algorithm for Fingerprint Image
     一种新的指纹图象细化算法
短句来源
     A SET OF EFFICIENT ALGORITHM FOR FINGERPRINT IMAGE
     一套有效的指纹图象预处理算法
短句来源
     A Data Compression Method for Fingerprint Image
     指纹图象的数据压缩方法
短句来源
     Analysis of Fingerprint Image and Processing Methods Research
     指纹图象分析及处理方法的研究
短句来源
更多       
  指纹图象
     Study on Automatically Nondestructive Extraction of Fingerprint Image
     指纹图象自动无损提取方法的研究
短句来源
     A New Thinning Algorithm for Fingerprint Image
     一种新的指纹图象细化算法
短句来源
     A SET OF EFFICIENT ALGORITHM FOR FINGERPRINT IMAGE
     一套有效的指纹图象预处理算法
短句来源
     A Data Compression Method for Fingerprint Image
     指纹图象的数据压缩方法
短句来源
     Analysis of Fingerprint Image and Processing Methods Research
     指纹图象分析及处理方法的研究
短句来源
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  “finger print image”译为未确定词的双语例句
     Realization of Fingerprint Image Capture Based on MBF200 and DSK6713 Simulator
     基于MBF200和DSK6713开发平台的指纹采集的实现
短句来源
     Approach for estimating the quality of fingerprint image captured by semiconductor sensors
     半导体指纹传感器图像质量评估方法
短句来源
     Fingerprint thinning is making the binary fingerprint image to the one pixel width image.
     指纹细化是在二值图像的基础上将二值图像变成单像素宽的骨架图像,细化的目的是便于后续步骤提取指纹特征信息。
短句来源
     Study on De-noising of the Grey Finger Print Image Processing
     灰度指纹图像去噪处理研究
短句来源
     MBF200 is used to capture the fingerprint image and key algorithms of preprocessing are also studied.
     本文采用MBF200指纹传感器实现指纹采集,对预处理各个环节的算法进行详细的讨论。
短句来源
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Presents two preprocessing methods for finger-print image. The first method adopts dynamic threshold to detect the threads of finger-print, and gives the bilevel image directly. The second method consits of three pro cedures: first eliminates low frequeucy grey level disturbance by use of local statistics, then enhances the threads of finger-print and attenuates high frequency noise by matching masks, finally transforms the image into bilevel version. The...

Presents two preprocessing methods for finger-print image. The first method adopts dynamic threshold to detect the threads of finger-print, and gives the bilevel image directly. The second method consits of three pro cedures: first eliminates low frequeucy grey level disturbance by use of local statistics, then enhances the threads of finger-print and attenuates high frequency noise by matching masks, finally transforms the image into bilevel version. The fast algorithm of the second method is also discussed.

提出两种指纹图象的预处理方法。第一种方法采用动态门限检测指纹的隆线,直接给出二值化象图。第二种方法包括三个步骤:首先利用图象的局部统计特性消除低频灰度干扰;然后通过匹配模板增强指纹隆线,抵制高频噪声;最后进行二值化。还讨论了第二种方法的快速算法。

Two preprocessing methods for finger-print images are presented in this paper. In the first method, a dynamic threshold is used to detect the finger-print lines and get a bilevel image directly. There are three steps in the second method. The low frequency grey level disturbance is eliminated by use of local statistics. Then the finger-print lines are enhanced and the high frequency noise is attenuated by matching masks. Finally, the image is transformed...

Two preprocessing methods for finger-print images are presented in this paper. In the first method, a dynamic threshold is used to detect the finger-print lines and get a bilevel image directly. There are three steps in the second method. The low frequency grey level disturbance is eliminated by use of local statistics. Then the finger-print lines are enhanced and the high frequency noise is attenuated by matching masks. Finally, the image is transformed into a bilevel version.

本文从理论上给出了树分类器的数学定义,探讨了分类树的优化和性能评价函数这两个关键问题。从而提出了在卫星多光谱数据分类中切实可行的优化树分类器设计方法,包括合理的性能评价函数、新型的分类树数据结构和搜索的优化算法。最后给出了应用于森林分类的实验结果。

To meet the special demands for finger print image compression of automatic finger print identification system, this paper has proposed a new evaluation criterion for finger print image compression and a new finger print image compression algorithm based on wavelet transformation and minutia region protection.

指纹自动识别系统因其本身的特殊性对指纹图像压缩提出了特殊的要求,为满足这些要求,我们提出了面向指纹自动识别的指纹图像压缩的评价标准和基于小波变换的考虑特征点区域的指纹图像压缩算法。

 
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