Model-based head pose-free gaze estimation for assistive communication

•Employing video-based eye-gaze tracking as an assistive communication tool.•A geometrical model of the face and eyes is proposed to estimate the eye-gaze.•The challenge of estimating the eye-gaze under free head movements is addressed.•The proposed method requires minimal user calibration prior to...

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Veröffentlicht in:	Computer vision and image understanding 2016-08, Vol.149, p.157-170
Hauptverfasser:	Cristina, Stefania, Camilleri, Kenneth P.
Format:	Artikel
Sprache:	eng
Schlagworte:	Augmentative and alternative communication Cameras Cerebral palsy Eye movements Eye-gaze tracking Head motions Head movement Head pose-free Laptop computers Model-based Motors Three dimensional models Tracking Videooculography
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