• the normal-Wishart distribution (or Gaussian-Wishart distribution) is a multivariate four-parameter family of continuous probability distributions. It...
    5 KB (560 words) - 17:01, 10 June 2025
  • statistics, the Wishart distribution is a generalization of the gamma distribution to multiple dimensions. It is named in honor of John Wishart, who first...
    27 KB (4,194 words) - 18:43, 6 April 2025
  • probability theory and statistics, the normal-inverse-Wishart distribution (or Gaussian-inverse-Wishart distribution) is a multivariate four-parameter family...
    8 KB (1,077 words) - 07:36, 23 March 2025
  • Thumbnail for Multivariate normal distribution
    normal distribution, multivariate Gaussian distribution, or joint normal distribution is a generalization of the one-dimensional (univariate) normal distribution...
    65 KB (9,594 words) - 15:19, 3 May 2025
  • In statistics, the inverse Wishart distribution, also called the inverted Wishart distribution, is a probability distribution defined on real-valued positive-definite...
    20 KB (3,492 words) - 15:44, 5 June 2025
  • matrix normal distribution or matrix Gaussian distribution is a probability distribution that is a generalization of the multivariate normal distribution to...
    11 KB (1,820 words) - 14:44, 26 February 2025
  • Thumbnail for Chi-squared distribution
    s^{2}\chi _{k}^{2}} is a reparametrization of the gamma distribution and the univariate Wishart distribution. Specifically if X ∼ s 2 χ k 2 {\displaystyle X\sim...
    45 KB (6,817 words) - 10:25, 19 March 2025
  • the ratio Z = X/Y is a ratio distribution. An example is the Cauchy distribution (also called the normal ratio distribution), which comes about as the ratio...
    53 KB (10,468 words) - 23:37, 25 May 2025
  • distribution (a complex normal distribution is a bivariate normal distribution) Generalized chi-squared distribution Wishart distribution Complex random variable...
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  • Thumbnail for Student's t-distribution
    internally studentized residuals Wilks' lambda distribution Wishart distribution Modified half-normal distribution with the pdf on ( 0 , ∞ ) {\displaystyle...
    55 KB (6,423 words) - 06:46, 1 June 2025
  • In statistics, the complex Wishart distribution is a complex version of the Wishart distribution. It is the distribution of n {\displaystyle n} times...
    11 KB (1,759 words) - 17:03, 10 June 2025
  • }{2}}} . inverse Wishart distribution. matrix gamma distribution. matrix normal distribution. matrix t-distribution. Wishart distribution. Iranmanesha, Anis;...
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  • of the Wishart distribution, and is used similarly, e.g. as the conjugate prior of the precision matrix of a multivariate normal distribution and matrix...
    3 KB (194 words) - 16:59, 10 June 2025
  • Thumbnail for Normal-inverse-gamma distribution
    {\text{N-}}\Gamma ^{-1}.} ) The normal-inverse-Wishart distribution is a generalization of the normal-inverse-gamma distribution that is defined over multivariate...
    12 KB (2,039 words) - 19:52, 19 May 2025
  • Thumbnail for Gamma distribution
    gamma distribution is the conjugate prior for the precision of the normal distribution with known mean. The matrix gamma distribution and the Wishart distribution...
    66 KB (9,100 words) - 05:31, 2 June 2025
  • elliptical distribution is any member of a broad family of probability distributions that generalize the multivariate normal distribution. In the simplified...
    15 KB (1,750 words) - 02:59, 12 June 2025
  • Bernoulli distribution. The Wishart distribution The inverse-Wishart distribution The Lewandowski-Kurowicka-Joe distribution The matrix normal distribution The...
    22 KB (2,620 words) - 07:59, 2 May 2025
  • Thumbnail for F-distribution
    Chi-square distribution Chow test Gamma distribution Hotelling's T-squared distribution Wilks' lambda distribution Wishart distribution Modified half-normal distribution...
    14 KB (2,271 words) - 10:42, 23 April 2025
  • Thumbnail for Inverse-gamma distribution
    distribution arises as the marginal posterior distribution for the unknown variance of a normal distribution, if an uninformative prior is used, and as an...
    11 KB (1,632 words) - 09:32, 12 June 2025
  • Thumbnail for Inverse-chi-squared distribution
    distribution. It is used in Bayesian inference as conjugate prior for the variance of the normal distribution. The inverse chi-squared distribution (or...
    5 KB (394 words) - 21:42, 12 October 2024
  • (MANOVA). Wilks' lambda distribution is defined from two independent Wishart distributed variables as the ratio distribution of their determinants, given...
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  • Thumbnail for Probability distribution
    categorical distribution and multinomial distribution; generalization of the beta distribution Wishart distribution, for a symmetric non-negative definite...
    48 KB (6,688 words) - 17:43, 6 May 2025
  • |X_{t},A_{t},O_{fg})} is feasible". The algorithm employs a Normal-Wishart distribution as the conjugate prior of p ( θ | X t , A t , O f g ) {\displaystyle...
    25 KB (4,104 words) - 14:46, 16 April 2025
  • marginal distribution of a sample bivariate normal covariance, a result also shown in the Wishart Distribution article. The approximate distribution of a...
    41 KB (8,987 words) - 22:06, 16 June 2025
  • The complex inverse Wishart distribution is a matrix probability distribution defined on complex-valued positive-definite matrices and is the complex...
    8 KB (1,085 words) - 03:12, 6 September 2023
  • family, and also consider the Wishart distribution, conjugate prior of the covariance matrix of a multivariate normal distribution, for an example where a large...
    33 KB (2,246 words) - 18:05, 28 April 2025
  • Thumbnail for Hotelling's T-squared distribution
    {\displaystyle M} is a p × p {\displaystyle p\times p} random matrix with a Wishart distribution W ( I p , p , m ) {\displaystyle W(\mathbf {I} _{p,p},m)} with unit...
    18 KB (1,980 words) - 21:40, 18 September 2024
  • inverse distributions include inverse-chi-squared distribution inverse-gamma distribution inverse-Wishart distribution inverse matrix gamma distribution Inverse...
    12 KB (1,718 words) - 22:17, 18 March 2025
  • distribution with an inverse Wishart distribution placed over either of its covariance matrices, and the multivariate t-distribution can be generated in a similar...
    11 KB (1,309 words) - 07:36, 16 May 2025
  • Thumbnail for Dirichlet distribution
    Dirichlet Distributions) Olkin, Ingram; Rubin, Herman (1964). "Multivariate Beta Distributions and Independence Properties of the Wishart Distribution". The...
    48 KB (7,588 words) - 15:09, 7 June 2025