Canonical Cortical Circuit Model Explains Rivalry, Intermittent Rivalry, and Rivalry Memory
Fig 7
Background-activity stabilizes memory.
a)(Top) No background activity results in fast switching between orientations for frame interval (Tframe) of 200 milliseconds. (Bottom) Inclusion of small nonspecific background input results in non-zero activity during off-states (same on-state input as in above). Orientation persists for multiple frame transitions. b) Dominance duration (TD) increases with Tframe. All cases show habituation over percept epochs with a larger effect for short intervals. See S2 Text for model specifications.