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exponential signal

См. также в других словарях:

  • Exponential smoothing — is a technique that can be applied to time series data, either to produce smoothed data for presentation, or to make forecasts. The time series data themselves are a sequence of observations. The observed phenomenon may be an essentially random… …   Wikipedia

  • Exponential growth — The graph illustrates how exponential growth (green) surpasses both linear (red) and cubic (blue) growth.   Exponential growth …   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

  • Analog signal processing — is any signal processing conducted on analog signals by analog means. Analog indicates something that is mathematically represented as a set of continuous values. This differs from digital which uses a series of discrete quantities to represent… …   Wikipedia

  • Buy Signal — An event or condition that alerts investors to purchase a particular investment. Buy signals can simply be observed by astute investors and analysts, or they can be indicated by trading software or charts. Momentum traders, for example, might… …   Investment dictionary

  • Matching pursuit — Signal reconstruction with matching pursuit algorithm. Matching pursuit is a type of numerical technique which involves finding the best matching projections of multidimensional data onto an over complete dictionary D. The basic idea is to… …   Wikipedia

  • Chirp — For other uses, see Chirp (disambiguation). A chirp is a signal in which the frequency increases ( up chirp ) or decreases ( down chirp ) with time. In some sources, the term chirp is used interchangeably with sweep signal.[1] It is commonly used …   Wikipedia

  • 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

  • Logarithm — The graph of the logarithm to base 2 crosses the x axis (horizontal axis) at 1 and passes through the points with coordinates (2, 1), (4, 2), and (8, 3) …   Wikipedia

  • Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …   Wikipedia

  • Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… …   Wikipedia

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