Cognitive Revolution Friday August 28 2015 1 44 PM Cognitive Revolution Info processing approach o Digital computer o 1960s o Now we have a metaphor human organic computing machine Study of the program in the human computing machine Start with perception and following the information in the different stages o Divide and conquer Cherry Dichotic listening o Two messages in two ears o Only able to focus on shadowing message Attention model o Focus on one channel Broadbent flow chart 1967 when cognitive psychology was born Neisser first text on cognitive psych Artificial Intelligence and Information Theory Doesn t care about how humans do things Does want to copy things like facial recognition Look at cognitive theories and try to put them in computers and vice versa Logic theorist o Newell and Simon o Programmed strategies like humans o Computers now solve like humans 1 Start with what is known 2 Ask questions 3 Design experiments 4 Obtain and interpret results 5 Use results as the bases for the new research questions and experiments Two models theory structural models Process models o Mimic the form or appearance of a given object o Don t care about structures or where o More flexible o Predictions on behavior