p254fig06.03 These interactions of the ARTSCAN Search model enable it to learn to recognize and name invariant object categories.  Interactions between spatial attention in the Where cortical stream, via surface-shroud resonances, and object attention in the What cortical stream, that obeys the ART Matching Rule, coordinate these learning, recognition, and naming processes.<BR>||  Retinal image -> On & OFF cell contrast normalization (retina/LGN) -> polarity [, in]sensitive contrast enhancement (V1) -> object [boundary (V2), surface (V2/V4)] -> surface contour (V2);  What stream categories:  volition control (BG).  object boundary (V2) <-> view (ITp) <-> view integrator (ITp) <-> object (ITa) <-> [object-value (ORB), value (Amyg)] <-> name (PFC)