Search results

  • Thumbnail for Fourier series
    A Fourier series (/ˈfʊrieɪ, -iər/) is an expansion of a periodic function into a sum of trigonometric functions. The Fourier series is an example of a...
    71 KB (10,850 words) - 12:08, 25 April 2024
  • An opinion poll, often simply referred to as a survey or a poll (although strictly a poll is an actual election), is a human research survey of public...
    65 KB (8,241 words) - 10:35, 18 April 2024
  • In physics, an operator is a function over a space of physical states onto another space of physical states. The simplest example of the utility of operators...
    27 KB (3,590 words) - 08:50, 7 November 2023
  • In mathematical optimization, the ellipsoid method is an iterative method for minimizing convex functions over convex sets. The ellipsoid method generates...
    23 KB (3,656 words) - 12:23, 14 March 2024
  • IBM SPSS Modeler is a data mining and text analytics software application from IBM. It is used to build predictive models and conduct other analytic tasks...
    10 KB (1,021 words) - 22:42, 27 March 2024
  • A CUR matrix approximation is a set of three matrices that, when multiplied together, closely approximate a given matrix. A CUR approximation can be used...
    6 KB (914 words) - 16:44, 25 February 2024