Behavioral and Brain Sciences

Open Peer Commentary
Edelman: Representation of similarities

Representations need self-organizing top-down expectations to fit a changing world

Stephen Grossberg a1
a1 Department of Cognitive and Neural Systems, Boston University, Boston, MA 02215


“Chorus embodies an attempt to find out how far a mostly bottom-up approach to representation can be taken.” Models that embody both bottom-up and top-down learning have stronger computational properties and explain more data about representation than feedforward models do.