cloudseawang

摘要： • Some visual processing requires that we conciouslyinspect the things that we are looking at.• Psychologists refer to this kind of activity as cognitive.• It is graphical cognition which allows us to makestatements like– The largest person is third from the right.– The steepest slope in the graph i 阅读全文

摘要： Some visual processing takes place without anyconcious effort on our part.Psychologists call this preattentive vision.In the context of extracting information from graphs wewill call it graphical perception.Graphs which convey their information at thisunconcious level allow us to extract the informa 阅读全文