logarithmic scale factor
61Uncertainty — For the film of the same name, see Uncertainty (film). Certainty series Agnosticism Belief Certainty Doubt Determinism Epistemology …
62Window function — For the term used in SQL statements, see Window function (SQL) In signal processing, a window function (also known as an apodization function or tapering function[1]) is a mathematical function that is zero valued outside of some chosen interval …
63Glossary of arithmetic and Diophantine geometry — This is a glossary of arithmetic and Diophantine geometry in mathematics, areas growing out of the traditional study of Diophantine equations to encompass large parts of number theory and algebraic geometry. Much of the theory is in the form of… …
64Noise barrier — The sound tube in Melbourne, Australia, designed to reduce roadway noise without detracting from the area s aesthetics. A noise barrier (also called a soundwall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed… …
65Measuring receiver — In telecommunication, a measuring receiver or measurement receiver is a calibrated laboratory grade radio receiver designed to measure the characteristics of radio signals. The parameters of such receivers (tuning frequency, receiving bandwidth,… …
66magnitude — mag•ni•tude [[t]ˈmæg nɪˌtud, ˌtyud[/t]] n. 1) size; extent; dimensions 2) great importance or consequence: affairs of magnitude[/ex] 3) greatness of size or amount 4) astron. a) the brightness of a celestial body as expressed on a logarithmic… …
67dB- — a symbol indicating that a measurement is made using a logarithmic scale similar to that of the decibel (see below) in that a difference of 10 dB corresponds to a factor of 10. In each case, the actual measurement a is compared to a fixed… …
68Decibel — This article is about the ratio of measures. For sound or acoustic level, see Sound pressure. For other uses, see Decibel (disambiguation). Attenuation chart of an RG 6 Coaxial cable, measured in decibels per 100 feet of cable The decibel (dB) is …
69global warming — an increase in the earth s average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect. [1975 80] * * * Potential increase in global average surface temperatures resulting from… …
70Cobb–Douglas production function — A two input Cobb–Douglas production function In economics, the Cobb–Douglas f form of production functions is widely used to represent the relationship of an output to inputs. Similar functions were originally used by Knut Wicksell (1851–1926),… …
