If a square -root extractor is added to a control systems to linearize a process controller output then the controller is often called an adaptive controller.

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An adaptive controller is a type of control system that can adjust its parameters automatically in order to maintain a desired level of performance. One way to implement an adaptive controller is to add a square-root extractor to the control system. This will linearize the process controller output, which will make it easier for the controller to adjust its parameters.

If a Square -Root Extractor Is Added to a Control