The Senses Act as A Data Reduction System Sensation is the stimulation of the sense organs by the external and internal environments. Sensations shape impressions of reality by interpreting the process that the individual feels, touches, smells and sees the world around. As Coon 1995 states The senses act as a data reduction system. Not only do the senses reduce data from both environments, but they also create a subjective reality by going beyond the raw data. The senses only experience a limited potion of energy available. Each of the five senses respond to different energy forms, the eye...
that there are three types of cones, each most sensitive to a specific colour, red, green or blue. Other colours are assumed to result from combinations of these three colours. These three cones have different firing rates, where if red is firing at large, the green and blue is firing a little.

Reality is purely a perceptual construction sensation not only limits and filters reality, but its goes beyond by creating colour from wavelengths which is necessary for survival. Individuals perceive the world in their own private world. Although sensation may seem obvious it is a very complex process.