The Control System Theory
The concept of control system theory is considered a significant study in the field of psychology. Better known as perceptual control theory, PCT or Powers Law in psychology, this had been compared with famous theories like that of classical conditioning and behaviorism. Some of the concepts involved here include the organism, control variables and perceptual variables. Aside from these there are factors like behavioral output variables and environmental feedback essential to this theory. It focused more on how learning is established by the causality of events, therefore generating a response to stimuli.
Behavior patterns or habituation are then assumed to have developed merely by conditioning or learned reflexes of an organism to stimulus. The most important aspect given in this theory is that reflexes or response even though conditioned can be controlled, modified or regulated by the organism. Sometimes even negative feedback can be useful to elicit desirable or appropriate response to environmental variables or stimulus.
Illustration of the Concept of a Closed Loop Feedback System Using a Concrete Inanimate Example
Using a robot, an experiment was conducted to illustrate the closed loop feedback system. In the setup of the experiment the robots motor response is noted to identify its avoidance reaction. A diagram showing the behavioral feedback, reflex eliciting signal, predictive signal as well as the range finder signal and bump sensor was designed. The goal is to achieve the desired taskthe robots avoidance to collision. After a collision event, the robot developed a feedback system. In a linear series of activity and under controlled set up, the robots feedbacks or responses are being monitored. The robot had displayed perceptual control with the help of some bump sensors and finder signal. The robot had displayed change in the behavior and also learning through this process.
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