General theory of remote gaze estimation using the pupil center and corneal reflections. Export

@article{citeulike:6095796, abstract = {This paper presents a general theory for the remote estimation of the point-of-gaze (POG) from the coordinates of the centers of the pupil and corneal reflections. Corneal reflections are produced by light sources that illuminate the eye and the centers of the pupil and corneal reflections are estimated in video images from one or more cameras. The general theory covers the full range of possible system configurations. Using one camera and one light source, the POG can be estimated only if the head is completely stationary. Using one camera and multiple light sources, the POG can be estimated with free head movements, following the completion of a multiple-point calibration procedure. When multiple cameras and multiple light sources are used, the POG can be estimated following a simple one-point calibration procedure. Experimental and simulation results suggest that the main sources of gaze estimation errors are the discrepancy between the shape of real corneas and the spherical corneal shape assumed in the general theory, and the noise in the estimation of the centers of the pupil and corneal reflections. A detailed example of a system that uses the general theory to estimate the POG on a computer screen is presented.}, author = {Guestrin, Elias Daniel D. and Eizenman, Moshe}, citeulike-article-id = {6095796}, citeulike-linkout-0 = {http://dx.doi.org/10.1109/TBME.2005.863952}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/16761839}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=16761839}, doi = {10.1109/TBME.2005.863952}, issn = {0018-9294}, journal = {IEEE transactions on bio-medical engineering}, keywords = {595w}, month = {June}, number = {6}, pages = {1124--1133}, posted-at = {2009-11-10 20:51:50}, priority = {2}, title = {General theory of remote gaze estimation using the pupil center and corneal reflections.}, url = {http://dx.doi.org/10.1109/TBME.2005.863952}, volume = {53}, year = {2006} }

TY - JOUR ID - citeulike:6095796 L3 - citeulike-article-id:6095796 N2 - This paper presents a general theory for the remote estimation of the point-of-gaze (POG) from the coordinates of the centers of the pupil and corneal reflections. Corneal reflections are produced by light sources that illuminate the eye and the centers of the pupil and corneal reflections are estimated in video images from one or more cameras. The general theory covers the full range of possible system configurations. Using one camera and one light source, the POG can be estimated only if the head is completely stationary. Using one camera and multiple light sources, the POG can be estimated with free head movements, following the completion of a multiple-point calibration procedure. When multiple cameras and multiple light sources are used, the POG can be estimated following a simple one-point calibration procedure. Experimental and simulation results suggest that the main sources of gaze estimation errors are the discrepancy between the shape of real corneas and the spherical corneal shape assumed in the general theory, and the noise in the estimation of the centers of the pupil and corneal reflections. A detailed example of a system that uses the general theory to estimate the POG on a computer screen is presented. IS - 6 JF - IEEE transactions on bio-medical engineering SN - 0018-9294 EP - 1133 TI - General theory of remote gaze estimation using the pupil center and corneal reflections. VL - 53 SP - 1124 KW - 595w AU - Guestrin, Elias Daniel AU - Eizenman, Moshe PY - 2006/06// UR - http://dx.doi.org/10.1109/TBME.2005.863952 ER -