Control

When the system is able to control itself. May use feedback received to match against goals and objectives. If any discrepancies detected, system takes corrective action by changing outputs which, as a result, change the inputs. This occurs on a continuous basis depending on the feedback. Control is over-arching term that includes feedback. Control loop sometimes talked about rather than […]

Feedback Loops

Feedback helps control a system in either a good way or a bad way. Inappropriate feedback can lead to erratic behaviour or even collapse of the system. Always try to provide feedback based on desired output. Can be either direct or indirect (from another system). Feedback loops enhance, decrease or buffer changes within system. Feedback can be negative or positive. […]