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Alghamdi S.J. and Lamiaa A. Elrefaei, “Dynamic User Verification Using Touch Keystroke Based on Medians Vector Proximity”, 7th International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN 2015). p. 121-126, June 3-5, 2015, Riga, Latvia, DOI: 10.1109/CICSyN.2015.31

7th International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN 2015) • 2015
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Publication Information
Authors Shatha J. Alghamdi, Lamiaa A. Elrefaei
Keywords Not Available
Journal 7th International Conference on Computational Intelligence, Communication Systems and Networks (CICSyN 2015)
Publisher Not Available
Volume Not Available
Issue Not Available
Pages Not Available
publication.type International
Paper Link Open Link
Supplementary Materials Not Available
Abstract
In this paper a user verification system on mobile
phones is proposed. This system is based on behavioral
biometric traits which is a keystroke dynamics derived from a
touchable keyboard. A mobile application is developed for
collecting those touch keystroke dynamics. In contrast to other
systems, no specific text or numbers are used to build our
dataset. The Median Vector Proximity classifier is applied on
the touch keystroke data (touchable keyboard) and the
performance of the system is investigated using different
number of features and we found that the system with 31
features gained an average EER=12.9%. While with an extra
two features (average of finger size and pressure) the average
EER=12.2%. This shows that the more features used results in
more accurate systems. The proposed system is compared
against other systems and shows promising results in dynamic
authentication area.