P. Barr, J. Noble, and R. Biddle, Video game values: Human???computer interaction and games, Interacting with Computers, vol.19, issue.2, pp.180-195, 2007.
DOI : 10.1016/j.intcom.2006.08.008

W. Beaudot, The neural information in the vertebra retina: a melting pot of ideas for artifical vision, 1994.

R. Champagnat, A. Prigent, and P. Estraillier, Scenario building based on formal methods and adaptative execution, 2005.

M. Corbetta, E. Akbudak, T. E. Conturo, A. Z. Snyder, J. M. Ollinger et al., A Common Network of Functional Areas for Attention and Eye Movements, Neuron, vol.21, issue.4, pp.761-773, 1998.
DOI : 10.1016/S0896-6273(00)80593-0

K. G. Derpanis, E. T. Leung, and M. Sizintsev, Fast scale-space feature representation by generalized integral images (No. CSE-2007-01), 2007.

D. M. Dinges and J. Powell, Evaluation of techniques for ocular measurement as an index of fatigue and the basis for alertness management (DOT HS 808 762). Final report for the USDOT, National Highway Traffic Safety Administration(NHTSA), 1998.

E. Hjelmås, Face Detection: A Survey, Computer Vision and Image Understanding, vol.83, issue.3, pp.236-274, 2001.
DOI : 10.1006/cviu.2001.0921

E. Horvitz, C. Kadie, T. Paek, and D. Hovel, Models of attention in computing and communication, Communications of the ACM, vol.46, issue.3, pp.52-59, 2003.
DOI : 10.1145/636772.636798

J. James, The Principles of Psychology, pp.403-404, 1890.

J. Y. Kaminski and A. Shavit, Head Orientation and Gaze Detection from a Single Image, Presented at the International Conference of Computer Vision Theory and Applications, 2006.
DOI : 10.1007/s00138-008-0143-1

F. Kaplan and V. V. Hafner, The challenges of joint attention, Interaction Studies, vol.7, issue.2, pp.129-134, 2006.

G. Loy and A. Zelinsky, Fast radial symmetry for detecting points of interest, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.25, issue.8, pp.959-973, 2003.
DOI : 10.1109/TPAMI.2003.1217601

E. Murphy-chutorian and M. Trivedi, HyHOPE: Hybrid Head Orientation and Position Estimation for vision-based driver head tracking. Intelligent Vehicles Symposium, 2008.
DOI : 10.1109/ivs.2008.4621320

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.160.6

E. Murphy-chutorian and M. M. Trivedi, Head Pose Estimation in Computer Vision: A Survey, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.31, issue.4, pp.607-626, 2009.
DOI : 10.1109/TPAMI.2008.106

D. L. Murray and W. Lawson, Attention, monotropism and the diagnostic criteria for autism, Autism, vol.19, issue.3, pp.139-156, 2005.
DOI : 10.1177/1362361305051398

A. Nikolaidis and I. Pitas, Facial feature extraction and pose determination, Pattern Recognition, vol.33, issue.11, pp.1783-1791, 2000.
DOI : 10.1016/S0031-3203(99)00176-4

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.44.3566

O. Mohamed, A. Courboulay, V. Sehaba, K. Menard, and M. , Attention analysis in interactive software for children with autism, Proceedings of the 8th international ACM SIGACCESS conference on Computers and accessibility , Assets '06, 2006.
DOI : 10.1145/1168987.1169011

URL : https://hal.archives-ouvertes.fr/hal-00216677

O. Mohamed, A. Perreira-da-silva, M. Courboulay, and V. , A history of eye gaze tracking, 2007.
URL : https://hal.archives-ouvertes.fr/hal-00215967

M. Perreira-da-silva, V. Courboulay, and A. Prigent, Gameplay experience based on a gaze tracking system. Presented at COGAIN 2007 -Gaze based Creativity, Interacting with Games and On-line Communities, De Montfort Fast, low resource, head detection and tracking for interactive applications University, 2007.
URL : https://hal.archives-ouvertes.fr/hal-00215957

C. Peters, C. Pelachaud, E. Bevacqua, M. Mancini, and I. Poggi, A model of attention and interest using Gaze behaviour, Intelligent Virtual Agents, pp.229-240, 2005.

C. Roda and J. Thomas, Attention aware systems: Theories, applications, and research agenda, Computers in Human Behavior, vol.22, issue.4, pp.557-587, 2006.
DOI : 10.1016/j.chb.2005.12.005

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.105.4144

K. Schwerdt and J. L. Crowley, Robust face tracking using color, Proceedings Fourth IEEE International Conference on Automatic Face and Gesture Recognition (Cat. No. PR00580), p.90, 2000.
DOI : 10.1109/AFGR.2000.840617

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.24.211

R. Séguier, A very fast adaptive face detection system, Presented at the International Conference on Visualization, Imaging, and Image Processing (VIIP), 2004.

K. Sehaba, V. Courboulay, and P. Estraillier, Observation and analysis of behaviour of autistic children using an interactive system, Technology and Disability, vol.18, issue.4, pp.181-188, 2006.
URL : https://hal.archives-ouvertes.fr/hal-00451086

M. Yang, D. J. Kriegman, and N. Ahuja, Detecting faces in images: a survey, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.24, issue.1, pp.34-58, 2002.
DOI : 10.1109/34.982883

I. Zaqout, R. Zainuddin, and S. Baba, Pixel-based skin color detection technique, MG&V, vol.14, issue.1, pp.61-70, 2005.