effective measure

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• Effective number of codons — (abbreviated as ENC or Nc ) is a measure to study the state of Codon usage biases in genes and genomes [cite journal |author=Wright F. |title=The effective number of codons used in a gene. |journal=Gene |volume=87 |issue=1 |pages=23–29 |year=1990 …   Wikipedia

• Effective atomic number — has two different meanings: one that is the effective nuclear charge of an atom, and one that calculates the average atomic number for a compound or mixture of materials. Both are abbreviated Zeff.For an atomThe effective atomic number Zeff,… …   Wikipedia

• effective — effective, effectual, efficient, efficacious all mean producing or capable of producing a result or results, but they are not freely interchangeable in idiomatic use. Effective emphasizes the actual production of an effect or the power to produce …   New Dictionary of Synonyms

• Effective renal plasma flow — (eRPF) is a measure used in renal physiology to calculate renal plasma flow (RPF) and hence estimate renal function.: eRPF = RPF imes extraction ratio [ [http://www.lib.mcg.edu/edu/eshuphysio/program/section7/7ch04/7ch04p28.htm Sect. 7, Ch. 4:… …   Wikipedia

• Effective rate of protection — In economics, the effective rate of protection is a measure of the total effect of the entire tariff structure on the value added per unit of output in each industry, when both intermediate and final goods are imported. This statistic is used by… …   Wikipedia

• measure — mea|sure1 W2S2 [ˈmeʒə US ər] v 1.) [T] to find the size, length, or amount of something, using standard units such as ↑inches, metres etc ▪ The rainfall was measured over a three month period. measure sb for sth (=measure someone in order to make …   Dictionary of contemporary English

• measure — {{Roman}}I.{{/Roman}} noun 1 official action to deal with a problem ADJECTIVE ▪ appropriate, effective, necessary, practical ▪ We urge you to adopt all necessary measures to guarantee people s safety. ▪ key …   Collocations dictionary

• measure — 1 noun 1 OFFICIAL ACTION (C) an official action that is intended to deal with a particular problem: Stronger measures are needed to combat crime. 2 half measures things done to deal with a difficult situation that are not effective or firm enough …   Longman dictionary of contemporary English

• Effective mass — In solid state physics, a particle s effective mass is the mass it seems to carry in the semiclassical model of transport in a crystal. It can be shown that, under most conditions, electrons and holes in a crystal respond to electric and magnetic …   Wikipedia

• Effective dimension — In mathematics, effective dimension is a modification of Hausdorff dimension and other fractal dimensions which places it in a computability theory setting. There are several variations (various notions of effective dimension) of which the most… …   Wikipedia

• Effective dose — An effective dose in pharmacology is the amount of drug that produces a therapeutic response in 50% of the people taking it, sometimes also called ED 50. In radiation protection it is an estimate of the stochastic effect that a non uniform… …   Wikipedia