p367fig10.16 Neurophysiological data (left image) and simulation (right image) of how a low-contrast target can be facilitated if it is surrounded by a paid (31May2023 Howell - is word correct?) of collinear flankers, and suppresssed by them if it has high contrast.<BR>||  Flankers can enhance or suppress targets (Polat etal 1998; Grossberg, Raizada 2000). target alone, target + flankers, flankers alone.