028 Constancy
A tendency to perceive objects as unchanging despite visual cues to the contrary.
• People tend to perceive familiar objects as constant and unchanging, despite changes in perspective, lighting, color, or size.
• This indicates that perception involves more than simply receiving sensory inputs; rather, it is a process of continuously reconciling sensory inputs with memories about the properties of things in the world.
• For example, people viewed at a distance look smaller than the same people viewed up close, but the perception of their size is constant. Other types of constancy include brightness, shape, and loudness.
• Consider constancy when presenting information in atypical contexts, such as 3D images on 2D displays. Use recognizable ...
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