Modeling the Control of Fixational Eye Movements with Neurophysiological Delays Export

@article{citeulike:1302051, abstract = {We propose a model for the control of fixational eye movements using time-delayed random walks. Fixational eye movements produce random displacements of the retinal image to prevent perceptual fading. First, we demonstrate that a transition from persistent to antipersistent correlations occurs in data recorded from a visual fixation task. Second, we propose and investigate a delayed random-walk model and get, by comparison of the transition points, an estimate of the neurophysiological delay. Differences between horizontal and vertical components of eye movements are found which can be explained neurophysiologically. Finally, we compare our numerical results with analytic approximations.}, author = {Mergenthaler, Konstantin and Engbert, Ralf}, citeulike-article-id = {1302051}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=PRLTAO000098000013138104000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRL/v98/e138104}, citeulike-linkout-2 = {http://dx.doi.org/10.1103/PhysRevLett.98.138104}, doi = {10.1103/PhysRevLett.98.138104}, journal = {Physical Review Letters}, keywords = {delay, eye, random, walk}, number = {13}, posted-at = {2007-05-17 13:38:21}, priority = {2}, publisher = {APS}, title = {Modeling the Control of Fixational Eye Movements with Neurophysiological Delays}, url = {http://dx.doi.org/10.1103/PhysRevLett.98.138104}, volume = {98}, year = {2007} }

TY - JOUR ID - citeulike:1302051 L3 - citeulike-article-id:1302051 N2 - We propose a model for the control of fixational eye movements using time-delayed random walks. Fixational eye movements produce random displacements of the retinal image to prevent perceptual fading. First, we demonstrate that a transition from persistent to antipersistent correlations occurs in data recorded from a visual fixation task. Second, we propose and investigate a delayed random-walk model and get, by comparison of the transition points, an estimate of the neurophysiological delay. Differences between horizontal and vertical components of eye movements are found which can be explained neurophysiologically. Finally, we compare our numerical results with analytic approximations. IS - 13 JF - Physical Review Letters TI - Modeling the Control of Fixational Eye Movements with Neurophysiological Delays PB - APS VL - 98 KW - delay KW - eye KW - random KW - walk AU - Mergenthaler, Konstantin AU - Engbert, Ralf PY - 2007/// UR - http://dx.doi.org/10.1103/PhysRevLett.98.138104 ER -