Design and Implementation of a Multi-Modal Biometric System for Company Access Control

This paper is about the design, implementation, and deployment of a multi-modal biometric system to grant access to a company structure and to internal zones in the company itself. Face and iris have been chosen as biometric traits. Face is feasible for non-intrusive checking with a minimum cooperat...

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Main Authors: Elisabetta Stefani, Carlo Ferrari
Format: Article
Language:English
Published: MDPI AG 2017-05-01
Series:Algorithms
Subjects:
Online Access:http://www.mdpi.com/1999-4893/10/2/61
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author Elisabetta Stefani
Carlo Ferrari
author_facet Elisabetta Stefani
Carlo Ferrari
author_sort Elisabetta Stefani
collection DOAJ
description This paper is about the design, implementation, and deployment of a multi-modal biometric system to grant access to a company structure and to internal zones in the company itself. Face and iris have been chosen as biometric traits. Face is feasible for non-intrusive checking with a minimum cooperation from the subject, while iris supports very accurate recognition procedure at a higher grade of invasivity. The recognition of the face trait is based on the Local Binary Patterns histograms, and the Daughman’s method is implemented for the analysis of the iris data. The recognition process may require either the acquisition of the user’s face only or the serial acquisition of both the user’s face and iris, depending on the confidence level of the decision with respect to the set of security levels and requirements, stated in a formal way in the Service Level Agreement at a negotiation phase. The quality of the decision depends on the setting of proper different thresholds in the decision modules for the two biometric traits. Any time the quality of the decision is not good enough, the system activates proper rules, which ask for new acquisitions (and decisions), possibly with different threshold values, resulting in a system not with a fixed and predefined behaviour, but one which complies with the actual acquisition context. Rules are formalized as deduction rules and grouped together to represent “response behaviors” according to the previous analysis. Therefore, there are different possible working flows, since the actual response of the recognition process depends on the output of the decision making modules that compose the system. Finally, the deployment phase is described, together with the results from the testing, based on the AT&T Face Database and the UBIRIS database.
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spelling doaj.art-3aed0737a07c40a79a7679efcf95236e2022-12-21T18:02:03ZengMDPI AGAlgorithms1999-48932017-05-011026110.3390/a10020061a10020061Design and Implementation of a Multi-Modal Biometric System for Company Access ControlElisabetta Stefani0Carlo Ferrari1Department of Information Engineering, The University of Padova, Via Gradenigo 6a, 35131 Padova PD, ItalyDepartment of Information Engineering, The University of Padova, Via Gradenigo 6a, 35131 Padova PD, ItalyThis paper is about the design, implementation, and deployment of a multi-modal biometric system to grant access to a company structure and to internal zones in the company itself. Face and iris have been chosen as biometric traits. Face is feasible for non-intrusive checking with a minimum cooperation from the subject, while iris supports very accurate recognition procedure at a higher grade of invasivity. The recognition of the face trait is based on the Local Binary Patterns histograms, and the Daughman’s method is implemented for the analysis of the iris data. The recognition process may require either the acquisition of the user’s face only or the serial acquisition of both the user’s face and iris, depending on the confidence level of the decision with respect to the set of security levels and requirements, stated in a formal way in the Service Level Agreement at a negotiation phase. The quality of the decision depends on the setting of proper different thresholds in the decision modules for the two biometric traits. Any time the quality of the decision is not good enough, the system activates proper rules, which ask for new acquisitions (and decisions), possibly with different threshold values, resulting in a system not with a fixed and predefined behaviour, but one which complies with the actual acquisition context. Rules are formalized as deduction rules and grouped together to represent “response behaviors” according to the previous analysis. Therefore, there are different possible working flows, since the actual response of the recognition process depends on the output of the decision making modules that compose the system. Finally, the deployment phase is described, together with the results from the testing, based on the AT&T Face Database and the UBIRIS database.http://www.mdpi.com/1999-4893/10/2/61data securityadaptive multi-modal biometric systembiometric identifiersface recognitioniris recognition
spellingShingle Elisabetta Stefani
Carlo Ferrari
Design and Implementation of a Multi-Modal Biometric System for Company Access Control
Algorithms
data security
adaptive multi-modal biometric system
biometric identifiers
face recognition
iris recognition
title Design and Implementation of a Multi-Modal Biometric System for Company Access Control
title_full Design and Implementation of a Multi-Modal Biometric System for Company Access Control
title_fullStr Design and Implementation of a Multi-Modal Biometric System for Company Access Control
title_full_unstemmed Design and Implementation of a Multi-Modal Biometric System for Company Access Control
title_short Design and Implementation of a Multi-Modal Biometric System for Company Access Control
title_sort design and implementation of a multi modal biometric system for company access control
topic data security
adaptive multi-modal biometric system
biometric identifiers
face recognition
iris recognition
url http://www.mdpi.com/1999-4893/10/2/61
work_keys_str_mv AT elisabettastefani designandimplementationofamultimodalbiometricsystemforcompanyaccesscontrol
AT carloferrari designandimplementationofamultimodalbiometricsystemforcompanyaccesscontrol