, ( )? . , . (mismatch), (OR); (match) (Sokolov, 1975). [Habituation (.) , . . . ] , , , ; Vertex- OR, mismatch negativity (MMN) (Näätänen, 1992). - - . , N1 . MMN () , , .
. Vertex- MMN . MMN (feature-specific functions) . Vertex-, MMN; , (300 CNV), (Callaway & Naghdi, 1982) (Cohen, 1991). P200, , Vertex-, (Cohen, 1991). - , , , - (Reite, 1990), , , , M100 ( N100). ( ) : (rCBF, SPECT) , , ( ) .