What can the structure of the palmprint tell us?

With the development of technology—a double edge sword, while people are enjoying convenience and lifestyle reform, malicious usage of technology also lead to security concerns. Many identification and verification methods have been developed to address this issue. Token based solutions like pass...

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Main Author: Liu, Xue
Other Authors: Li Fang
Format: Final Year Project
Language:English
Published: 2016
Subjects:
Online Access:http://hdl.handle.net/10356/66613
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-666132023-03-03T20:25:14Z What can the structure of the palmprint tell us? Liu, Xue Li Fang School of Computer Engineering DRNTU::Engineering With the development of technology—a double edge sword, while people are enjoying convenience and lifestyle reform, malicious usage of technology also lead to security concerns. Many identification and verification methods have been developed to address this issue. Token based solutions like password and smart card can be easily duplicated, forgotten, lost or stolen. Biometric technology is a new solution to overcome shortcomings of traditional identification methods. Biometric technology based verification and authentication regards obtaining and utilising biometric information of people (palmprint, vein pattern, facial expression) to verify and authenticate users. Palmprint and vein pattern verification are important components of biometric authentication due to their uniqueness and relative invariance along people’s life. Palmprint and vein pattern identification and verification solutions are getting more and more popular in real world application. However, there is a trade-off between identification power and efficiency which has been a bottleneck for palmprint and vein matching system. Bruteforce matching is computationally expensive. To improve efficiency, coarse-matching must be done. Here, Fourier Transform is the instrumental. However, traditional Fourier Transform usually achieve significant improvement on computational time but incur some information loss and low Matching Accuracy. Hence advanced Fourier Transform algorithms should be explored to further reduce computational time and improve Matching Accuracy. The original system contains a brute-force implementation of Discrete Fourier Transform algorithm which is inefficient and causes significant drop in Matching Accuracy. This work is concerned with developing and integrating a Mixed-radix and Radix-2 Fast Fourier Transform algorithm to reduce Transform Time and explore methods to improve Matching Accuracy. Bachelor of Engineering (Computer Science) 2016-04-19T01:34:10Z 2016-04-19T01:34:10Z 2016 Final Year Project (FYP) http://hdl.handle.net/10356/66613 en Nanyang Technological University 61 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering
spellingShingle DRNTU::Engineering
Liu, Xue
What can the structure of the palmprint tell us?
description With the development of technology—a double edge sword, while people are enjoying convenience and lifestyle reform, malicious usage of technology also lead to security concerns. Many identification and verification methods have been developed to address this issue. Token based solutions like password and smart card can be easily duplicated, forgotten, lost or stolen. Biometric technology is a new solution to overcome shortcomings of traditional identification methods. Biometric technology based verification and authentication regards obtaining and utilising biometric information of people (palmprint, vein pattern, facial expression) to verify and authenticate users. Palmprint and vein pattern verification are important components of biometric authentication due to their uniqueness and relative invariance along people’s life. Palmprint and vein pattern identification and verification solutions are getting more and more popular in real world application. However, there is a trade-off between identification power and efficiency which has been a bottleneck for palmprint and vein matching system. Bruteforce matching is computationally expensive. To improve efficiency, coarse-matching must be done. Here, Fourier Transform is the instrumental. However, traditional Fourier Transform usually achieve significant improvement on computational time but incur some information loss and low Matching Accuracy. Hence advanced Fourier Transform algorithms should be explored to further reduce computational time and improve Matching Accuracy. The original system contains a brute-force implementation of Discrete Fourier Transform algorithm which is inefficient and causes significant drop in Matching Accuracy. This work is concerned with developing and integrating a Mixed-radix and Radix-2 Fast Fourier Transform algorithm to reduce Transform Time and explore methods to improve Matching Accuracy.
author2 Li Fang
author_facet Li Fang
Liu, Xue
format Final Year Project
author Liu, Xue
author_sort Liu, Xue
title What can the structure of the palmprint tell us?
title_short What can the structure of the palmprint tell us?
title_full What can the structure of the palmprint tell us?
title_fullStr What can the structure of the palmprint tell us?
title_full_unstemmed What can the structure of the palmprint tell us?
title_sort what can the structure of the palmprint tell us?
publishDate 2016
url http://hdl.handle.net/10356/66613
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