PSYB57H3 Lecture : PSYB57 - Lec 2.doc
Document Summary
Bottom up & top down processing of brain. Top down = fill in info with expectations and existing knowledge (e. g. looking for friend"s street sign in the rain and fog) Video 2: grandmother cell: cell active when looking at your grandmother (localized representa- tion) Brain area where cells that interpret faces & why not considered grandmother cells: regions = frontal lobe (working memory), temporal lobe. Asked which last letter shown: word condition = easiest. Letter condition = hardest: non-word condition = 2nd easiest. Feature matching model = line segments are the base of letters. Units have inhibitory properties: template recognition = 1st theory. What are the templates like and how to compare them. Works for letters, harder for objects or faces. Don"t discussed anymore = only tells us basics: recognition by components. Object recognized by alphabet of shapes (called geons)
