نتایج جستجو برای: fingerprint

تعداد نتایج: 14296  

2013
Yuan Mei Rongtao Hou Jin Wang

As a global feature of fingerprints, singular point plays important roles in fingerprint model, synthesis fingerprint, fingerprint classification, fingerprint alignment and so on. In our previous work, a rapid and effective fingerprint singular points detection method was proposed. That method detects singular points based on partitioning the orientation field into a serious non-overlapping hom...

2011
T. Chakravarthy K. Meena Shrimati Indira Gandhi

Fingerprint classification based on statistical and structural (RNN and SVM) approach. RNNs are trained on a structured representation of the fingerprint image. They are also used to extract a set of distributed features of the fingerprint which can be integrated in this support vector machine. SVMs are combined with a new error correcting codes scheme. This approach has two main advantages. (a...

2015
Harpreet Kaur Aashima Bansal

The increase in use of automated fingerprint recognition puts on it a challenge of processing a diverse range of fingerprints. To make it supportive in consisting fingerprint detail extraction, quality control is required, which is used in identification/verification. Fingerprint verification is one of the most reliable personal identification methods and it plays a very important role in foren...

2003
Chaur-Chin Chen

Fingerprints have been used as biometrics for personal identification or verification since a century ago. Although no exactly the same fingerprint from distinct identities was found, a perfect system for automatic fingerprint identification does not exist. This paper implements an automatic fingerprint identification system (AFIS) with the use of fingerprint classification and minutiae pattern...

2015
Asem Othman Arun Ross A. Othman

We consider the problem of generating a biometric image from two different traits. Specifically, we focus on generating an IrisPrint that inherits its structure from a fingerprint image and an iris image. To facilitate this, the continuous phase of the fingerprint image, characterizing its ridge flow, is first extracted. Next, a scheme is developed to extract “minutiae” from an iris image. Fina...

2004
Muhammad Umer Munir Muhammad Younas Javed

We present a fingerprint matching scheme that utilizes a ridge feature map to match fingerprint images. The technique described here obviates the need for extracting minutiae points to match fingerprint images. The proposed scheme uses a set of 16 Gabor filters, whose spatial frequencies correspond to the average inter-ridge spacing in fingerprints, is used to capture the ridge strength at equa...

2014
K. Sindhu L. Latha Chaohong Wu Sergey Tulyakov Anil K. Jain Arun Ross

In biometric security system still fingerprint authentication is a challenging task for the altered and compressed images. Apart from the Automatic Fingerprint Identification System(AFIS), the altered, blurred and compressed images are still having quality issues. This paper presents an efficient multi-model biometric system based on multiple fingerprint images which includes altered fingerprin...

2014
Sayali Kapre Antara Bhattacharya

Now-a-days identification of fingerprint is an active area of research. In most areas we are using recognition of fingerprint for improving the privacy and security. The recognition is done by using methods of fingerprint matching. Matching methods can be of two types-verification of fingerprint and identification of fingerprint. Combination of fingerprint for protecting privacy is a system for...

نکاس, مارک, پورایوبی, مهرداد , کریمی احمداباد, فاطمه ,

The synthesis and X-ray diffraction analysis of a new acidic salt, [4-methyl-phenyl ammonium][(O-phenyl)(hydroxyl)phosphate], [4-CH3-C6H4NH3][(C6H5O)P(O)(O)(OH)], is reported. This compound crystallizes in the monoclinic system, with space group P21/c (a = 9.5147(4) Å, b = 23.2158(10) Å, c = 13.2740(6) Å and b = 111.244(4)°) with four independent components including two cations and two anions...

زاهدی, مرتضی, یوسف زاده, سعیده,

 Background: Human skin more than any other part of the body, is exposed to the risks of diseases and complications of labor. One of the applications of study on the relationship between skin and diseases is use of fingerprints in the diagnosis and the subsequent treatment of it. We analyzed the fingerprint images of two systematic diseases namely diabetes and addiction. Methods: The f...

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