trm_586fd45d1bd21 Cognitive Atlas : Lexicon : vertical checkerboard RDF output for 'vertical checkerboard' InteractiveResource Cognitive Atlas Cognitive Atlas RDF Generator Bertrand Thirion 2017-01-06 17:31:09 text/rdf en Generated by testgen.php on Sat Nov 18 21:05:06 PST 2017. No previous definition revisions. This is the first and only definition provided. http://www.w3.org/2004/02/skos/core#Concept SKOS properties defined in http://www.w3.org/TR/skos-primer/#secrel The subject views a flashing checkerboard with a vertical elongated shape. As a simplified retinotopic mapping procedure., this provides a rough definition of the boundary between some visual areas, e.g. V1 and V2. This is often contrasted with horizontal checkerboards. vertical checkerboard