Color coding is used to guide attention in computer displays for such critical tasks as baggage screening or air traffic control. It has been shown that a display object attracts more attention if its color is more similar to the color for which one is searching. However, what does "similar" precisely mean? Can we predict the amount of attention…

The study of human-computer interactions has revealed that highly interactive devices are often easier to learn to use than keyboard-based devices. Describes an integrated cognitive model designed to exhibit interactions between people and computers while learning task-action mappings such as the action sequences for opening a file in a word…