Sunday, January 18, 2009

Exercise 3 - Strategies for Conveying Information

Exercise 3 - Strategies for Conveying Information

By Joe, Alan, Jay, Giustina


COMMON FATE


The principle of common fate is referred as Gestalt principles of perception. It asserts that elements that move together in a common direction are perceived as a single group, and interpreted as being more related that elements that move at different times or in different directions. If a certain element moves in one direction, and the other elements move in the opposite direction, both elements are grouped by common motion and direction.


INTERFERENCE EFFECTS

The interference effects occur when two or more understanding or the memory processes are in conflict. Human understanding and memory from the brain involved different mental systems to analyze and to process information. When the output is corresponding, the process of interpretation occur quickly, and the performance is at the best. If the output does not correspond, the interference effects occur and extra processing is require to resolve the problem. Additional time is also required to resolve the conflict that have the negative impact to the performance.


Stroop Interference: An irrelevant process aspect of information triggers a mental process that interfere with the processes involving a relevant aspect of the information.

Example: It takes more time to name the color when the meaning and the color words conflict.


ORIENTATION SENSITIVITY



An orientation sensitivity can be effective if the people can perceive and make judgments about the orientation of lines if it influenced by "oblique" effect and "pop-out" effect. The pop-out effect is the tendency of of the certain element in the display to pop out as the emphasis of the element, which resulted to be quickly and easily to be detected. The oblique effect is the ability to more accurately perceive and judge the line orientation that are close to vertical and horizontal, that line orientations are oblique.

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