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  • Thumbnail for Sigmoid function
    synonym for the logistic function. While other S-shaped curves, such as the Gompertz curve or the ogee curve, may resemble sigmoid functions, but they are...
    13 KB (1,612 words) - 14:10, 4 October 2024
  • Thumbnail for Generalised logistic function
    or curve is an extension of the logistic or sigmoid functions. Originally developed for growth modelling, it allows for more flexible S-shaped curves. The...
    6 KB (979 words) - 21:08, 21 June 2024
  • Thumbnail for Logistic function
    A logistic function or logistic curve is a common S-shaped curve (sigmoid curve) with the equation f ( x ) = L 1 + e − k ( x − x 0 ) {\displaystyle f(x)={\frac...
    53 KB (7,562 words) - 18:04, 9 October 2024
  • Thumbnail for Normal distribution
    Curve: Intelligence and Class Structure in American Life. Free Press. ISBN 978-0-02-914673-6. Huxley, Julian S. (1932). Problems of Relative Growth....
    150 KB (22,488 words) - 15:23, 12 October 2024
  • Thumbnail for Kuznets curve
    EAM defies the Kuznets curve, which insists growth produces inequality, and that inequality is a necessity for overall growth. Manufacturing and export...
    31 KB (3,975 words) - 23:56, 8 October 2024
  • V-shaped (with variations of square-root shaped, and Nike-swoosh shaped), U-shaped, W-shaped (also known as a double-dip recession), and L-shaped recessions...
    17 KB (1,838 words) - 19:06, 27 June 2024
  • Thumbnail for Albertosaurus
    intermediate age and size are plotted on a graph, an S-shaped growth curve results, with the most rapid growth occurring in a four-year period ending around...
    60 KB (6,764 words) - 15:11, 19 September 2024
  • Thumbnail for Biological exponential growth
    once growth rates are at the carrying capacity of the environment, the population size will taper off. This S-shaped curve observed in logistic growth is...
    7 KB (794 words) - 00:43, 14 October 2024
  • Thumbnail for Yield curve
    "Yield Curve and Predicted GDP Growth". February 27, 2020. Retrieved March 6, 2020. Estrella, Arturo; Mishkin, Frederic S. (1998). "Predicting U.S. Recessions:...
    45 KB (5,682 words) - 21:54, 6 April 2024
  • Thumbnail for Confuciusornis
    during this phase. This initially slow growth followed by a growth spurt would have resulted in a S-shaped growth curve, similar to that inferred for non-avian...
    92 KB (11,483 words) - 13:58, 28 June 2024
  • Thumbnail for Laffer curve
    Laffer curve illustrates a theoretical relationship between rates of taxation and the resulting levels of the government's tax revenue. The Laffer curve assumes...
    48 KB (5,851 words) - 12:27, 21 September 2024
  • Thumbnail for Exponential growth
    Exponential growth occurs when a quantity grows at a rate directly proportional to its present size. For example, when it is 3 times as big as it is now...
    24 KB (3,250 words) - 00:03, 9 October 2024
  • Thumbnail for Logarithmic spiral
    A logarithmic spiral, equiangular spiral, or growth spiral is a self-similar spiral curve that often appears in nature. The first to describe a logarithmic...
    18 KB (2,222 words) - 07:06, 5 April 2024
  • Thumbnail for Scoliosis
    has an irregular curve in the coronal plane. The curve is usually S- or C-shaped over three dimensions. In some, the degree of curve is stable, while...
    81 KB (8,467 words) - 12:59, 8 October 2024
  • Thumbnail for Indifference curve
    In economics, an indifference curve connects points on a graph representing different quantities of two goods, points between which a consumer is indifferent...
    31 KB (4,472 words) - 22:20, 12 May 2024
  • The Bell Curve: Intelligence and Class Structure in American Life is a 1994 book by the psychologist Richard J. Herrnstein and the political scientist...
    65 KB (7,871 words) - 08:27, 1 October 2024
  • Thumbnail for Superellipse
    Superellipse (redirect from Lamé curve)
    A superellipse, also known as a Lamé curve after Gabriel Lamé, is a closed curve resembling the ellipse, retaining the geometric features of semi-major...
    23 KB (2,979 words) - 20:49, 10 August 2024
  • Thumbnail for Economic growth
    economic growth can bring with it a deterioration in quality of life. This results in an upside-down-U-shaped curve, where the vertex of the curve represents...
    130 KB (15,335 words) - 23:16, 2 September 2024
  • Thumbnail for Hubbert peak theory
    production tends to follow a bell-shaped curve. It is one of the primary theories on peak oil. Choosing a particular curve determines a point of maximum production...
    52 KB (6,196 words) - 20:47, 12 September 2024
  • Thumbnail for Theodore Modis
    particular, he uses the law of natural growth in competition as expressed by the logistic function or S-curve to forecast markets, product sales, primary-energy...
    14 KB (1,446 words) - 16:05, 7 April 2023
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