Medical dictionary. 2011.
Controller (control theory) — In control theory, a controller is a device which monitors and affects the operational conditions of a given dynamical system. The operational conditions are typically referred to as output variables of the system which can be affected by… … Wikipedia
automata theory — Body of physical and logical principles underlying the operation of any electromechanical device (an automaton) that converts information input in one form into another, or into some action, according to an algorithm. Norbert Wiener and Alan M.… … Universalium
Choice theory — This article is about choice theory in psychology and education. For choice theory in economics, see rational choice theory. The term choice theory is the work of William Glasser, MD, author of the book so named, and is the culmination of some 50 … Wikipedia
Drive theory — The terms drive theory and drive reduction theory refer to a diverse set of motivational theories in psychology. Drive theory is based on the principle that organisms are born with certain physiological needs and that a negative state of tension… … Wikipedia
Perceptual control theory — (PCT) is a psychological theory of animal and Human behavior originated by maverick scientist William T. Powers. In contrast with other theories of psychology and behavior, which assume that behavior is a function of perception that perceptual… … Wikipedia
control theory — Field of applied mathematics relevant to the control of certain physical processes and systems. It became a field in its own right in the late 1950s and early 60s. After World War II, problems arising in engineering and economics were recognized… … Universalium
Holonomic brain theory — The holonomic brain theory, originated by psychologist Karl Pribram and initially developed in collaboration with physicist David Bohm, is a model for human cognition that is drastically different from conventionally accepted ideas: Pribram and… … Wikipedia
Politeness theory — Politeness is the expression of the speakers’ intention to mitigate face threats carried by certain face threatening acts toward another (Mills, 2003, p. 6). Being polite therefore consists of attempting to save face for another. Politeness… … Wikipedia
Molecular dynamics — (MD) is a computer simulation of physical movements of atoms and molecules. The atoms and molecules are allowed to interact for a period of time, giving a view of the motion of the atoms. In the most common version, the trajectories of molecules… … Wikipedia
Hysteresis — Not to be confused with Hysteria. Fig. 1. Electric displacement field D of a ferroelectric material as the electric field E is first decreased, then increased. The curves form a hysteresis loop. Hysteresis is the dependence of a system not… … Wikipedia
