2013 Fourth International Conference on Emerging Security Technologies 2013
DOI: 10.1109/est.2013.7
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Directional Sensitivity of Gaze-Collinearity Features in Liveness Detection

Abstract: -To increase the trust in using face recognition systems, these need to be capable of differentiating between face images captured from a real person and those captured from photos or similar artifacts presented at the sensor. Methods have been published for face liveness detection by measuring the gaze of a user while the user tracks an object on the screen, which appears at pre-defined, places randomly. In this paper we explore the sensitivity of such a system to different stimulus alignments. The aim is to … Show more

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Cited by 17 publications
(9 citation statements)
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References 15 publications
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“…Also, relying only on spontaneous facial movements to detect vitality and applying non-rigid motion detectors becomes powerless under video replay attacks and sophisticated mask attacks. In addition to these involuntary signals, also other dynamic cues can be exploited to overcome the above limitations, by explicitly requesting the user to perform some specific movements, using the so-called challenge-response methods [22,[43][44][45].…”
Section: Motion Analysis-based Methodsmentioning
confidence: 99%
“…Also, relying only on spontaneous facial movements to detect vitality and applying non-rigid motion detectors becomes powerless under video replay attacks and sophisticated mask attacks. In addition to these involuntary signals, also other dynamic cues can be exploited to overcome the above limitations, by explicitly requesting the user to perform some specific movements, using the so-called challenge-response methods [22,[43][44][45].…”
Section: Motion Analysis-based Methodsmentioning
confidence: 99%
“…In these methods, the user is required to respond to a 'challenge' instructed by the system. The system requests the user to perform some specific movements like 'blink right eye' or 'rotate the head clockwise' [22][23][24] or gaze towards a predefined stimulus [25].…”
Section: Challenge-responsementioning
confidence: 99%
“…Few studies focused on this type of method where detection techniques are proposed to analyze the 3D facial structure to distinguish real from fake samples in liveness detection system [74][75][76][77].…”
Section: D Propertiesmentioning
confidence: 99%