A Unified Model of Illusory and Occluded Contour Interpolation Export

@article{Kalar2009Unified, abstract = {Models of contour interpolation have been proposed for illusory contour interpolation but seldom for interpolation of occluded contours. The identity hypothesis ( [Kellman and Loukides, 1987] and [Kellman and Shipley, 1991] ) posits that an early interpolation mechanism is shared by interpolated contours that are ultimately perceived as either illusory or occluded. Here we propose a model of such a unified interpolation mechanism for illusory and occluded contours, building on the framework established in Heitger, von der Heydt, Peterhans, Rosenthaler, and Kubler (1998) . We show that a single, neurally plausible mechanism that is consistent with the identity hypothesis also generates contour interpolations in agreement with perception for cases of transparency, self-splitting objects, interpolation with mixed boundary assignment, and ” quasimodal” interpolations. Limiting cases for this local, feed-forward approach are presented, demonstrating that both early, local interpolation mechanisms and non-local scene constraints are necessary for describing the perception of interpolated contours.}, author = {Kalar, Donald J. and Garrigan, Patrick and Wickens, Thomas D. and Hilger, James D. and Kellman}, citeulike-article-id = {6004747}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.visres.2009.10.011}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S0042698909004751}, day = {21}, doi = {10.1016/j.visres.2009.10.011}, issn = {00426989}, journal = {Vision Research}, keywords = {contour, depth, illusory, model, occlusion, theory}, month = {October}, posted-at = {2009-11-02 16:27:32}, priority = {4}, title = {A Unified Model of Illusory and Occluded Contour Interpolation}, url = {http://dx.doi.org/10.1016/j.visres.2009.10.011}, year = {2009} }

TY - JOUR ID - Kalar2009Unified L3 - citeulike-article-id:6004747 N2 - Models of contour interpolation have been proposed for illusory contour interpolation but seldom for interpolation of occluded contours. The identity hypothesis ( [Kellman and Loukides, 1987] and [Kellman and Shipley, 1991] ) posits that an early interpolation mechanism is shared by interpolated contours that are ultimately perceived as either illusory or occluded. Here we propose a model of such a unified interpolation mechanism for illusory and occluded contours, building on the framework established in Heitger, von der Heydt, Peterhans, Rosenthaler, and Kubler (1998) . We show that a single, neurally plausible mechanism that is consistent with the identity hypothesis also generates contour interpolations in agreement with perception for cases of transparency, self-splitting objects, interpolation with mixed boundary assignment, and “quasimodal” interpolations. Limiting cases for this local, feed-forward approach are presented, demonstrating that both early, local interpolation mechanisms and non-local scene constraints are necessary for describing the perception of interpolated contours. JF - Vision Research SN - 00426989 TI - A Unified Model of Illusory and Occluded Contour Interpolation KW - contour KW - depth KW - illusory KW - model KW - occlusion KW - theory AU - Kalar, Donald AU - Garrigan, Patrick AU - Wickens, Thomas AU - Hilger, James AU - Kellman PY - 2009/10/21/ UR - http://dx.doi.org/10.1016/j.visres.2009.10.011 ER -