This investigation into the effects of configural properties (properties determined by the interrelationships existing between component parts) used a selective attention task to determine whether intersection is a primary encoding feature or is constructed after slopes and heights are perceived. The method for encoding feature identification,…

A developmental study investigated the pictorial and linguistic main idea identification skills of 104 students in second, fifth, and eighth grades. In the pictorial task, the subjects studied a complete picture story and ranked the effectiveness of four separate main idea alternatives at capturing the meaning of the story. Following the same…

Limits of graphic display design component variation based on cognitive tolerance for imprecision were investigated using compatibility functions. The compatibility function is an empirical definition of a perceptual category representing the grade of membership of an implied physical attribute into a corresponding conceptual category, measuring…