coefficient unit

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• Coefficient diagram method — (CDM), developed and introduced by Prof. Shunji Manabe in 1991. CDM is an algebraic approach applied to a polynomial loop in the parameter space, where a special diagram called a coefficient diagram is used as the vehicle to carry the necessary… …   Wikipedia

• coefficient of viscosity — n VISCOSITY (2) * * * the force necessary to slide tangentially a unit of area of smooth surface at unit velocity on another parallel surface separated from the first surface by a unit layer of viscous substance …   Medical dictionary

• coefficient — 1. The expression of the amount or degree of any quality possessed by a substance, or of the degree of physical or chemical change normally occurring in that substance under stated conditions. 2. The ratio or factor that relates a quantity… …   Medical dictionary

• Coefficient of determination — In statistics, the coefficient of determination R2 is used in the context of statistical models whose main purpose is the prediction of future outcomes on the basis of other related information. It is the proportion of variability in a data set… …   Wikipedia

• Coefficient of variation — In probability theory and statistics, the coefficient of variation (CV) is a normalized measure of dispersion of a probability distribution. It is also known as unitized risk or the variation coefficient. The absolute value of the CV is sometimes …   Wikipedia

• Coefficient of utilization — A coefficient of utilization (CU) is a measure of the efficiency of a luminaire in transferring luminous energy to the working plane in a particular area. The CU is the ratio of luminous flux from a luminaire incident upon a work plane to that… …   Wikipedia

• Coefficient of performance — The coefficient of performance or COP (sometimes CP), of a heat pump is the ratio of the change in heat at the output (the heat reservoir of interest) to the supplied work. Contents 1 Equation 2 Derivation 3 Improving COP 4 …   Wikipedia

• Unit root — In time series models in econometrics, a linear stochastic process has a unit root if 1 is a root of the process s characteristic equation. The process will be non stationary. If the other roots of the characteristic equation lie inside the unit… …   Wikipedia

• coefficient of absorption — noun a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber absorptance equals… …   Useful english dictionary

• coefficient of volume compressibility —    The compression of a clay (aquitard) per unit thickness, due to a unit increase of effective stress, in the load range exceeding preconsolidation stress. It is expressed by the equation in which e0 is the initial void ratio. Units are usually… …   Lexicon of Cave and Karst Terminology

• coefficient of expansion — noun the fractional change in length or area or volume per unit change in temperature at a given constant pressure • Syn: ↑expansivity • Hypernyms: ↑coefficient * * * : the ratio of the increase of length, area, or volume of a body per degree… …   Useful english dictionary