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Overlap-add method — The overlap add method (OA, OLA) is an efficient way to evaluate the discrete convolution between a very long signal x [n] with a finite impulse response (FIR) filter h [n] ::egin{align}y [n] = x [n] * h [n] stackrel{mathrm{def{=} sum {m=… … Wikipedia
Function (mathematics) — f(x) redirects here. For the band, see f(x) (band). Graph of example function, In mathematics, a function associates one quantity, the a … Wikipedia
Overlap (term rewriting) — In mathematics, computer science and logic, overlap, as a property of the reduction rules in term rewriting system, describes a situation where a number of different reduction rules specify potentially contradictory ways of reducing a reducible… … Wikipedia
overlap — 1. verb a) To extend over and partly cover something. the mousemat overlapped the edge of the desk b) To have an area, range, character or function in … Wiktionary
Window 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 … Wikipedia
Hash function — A hash function is any well defined procedure or mathematical function for turning some kind of data into a relatively small integer, that may serve as an index into an array. The values returned by a hash function are called hash values, hash… … Wikipedia
Implicit function — In mathematics, an implicit function is a generalization for the concept of a function in which the dependent variable has not been given explicitly in terms of the independent variable. To give a function f explicitly is to provide a… … Wikipedia
Implicit function theorem — In the branch of mathematics called multivariable calculus, the implicit function theorem is a tool which allows relations to be converted to functions. It does this by representing the relation as the graph of a function. There may not be a… … Wikipedia
Zero-differential overlap — is an approximation that is used to ignore certain integrals, usually two electron repulsion integrals, in Semi empirical quantum chemistry methods quantum chemistry molecular orbital methods.If the molecular orbitals mathbf{Phi} i are expanded… … Wikipedia
Stretched exponential function — Figure 1. Illustration of a stretched exponential fit (with β=0.52) to an empirical master curve. For comparison, a least squares single and a double exponential fit are also shown. The data are rotational anisotropy of anthracene in… … Wikipedia
Head-related transfer function — The head related transfer function HRTF , also called the anatomical transfer function ATF , describes how a given sound wave input (parameterized as frequency and source location) is filtered by the diffraction and reflection properties of the… … Wikipedia
