• In statistics, the inverse Wishart distribution, also called the inverted Wishart distribution, is a probability distribution defined on real-valued positive-definite...
    20 KB (3,484 words) - 03:35, 11 October 2024
  • probability theory and statistics, the normal-inverse-Wishart distribution (or Gaussian-inverse-Wishart distribution) is a multivariate four-parameter family...
    8 KB (1,076 words) - 11:24, 13 November 2023
  • multivariate statistics. In Bayesian statistics, the Wishart distribution is the conjugate prior of the inverse covariance-matrix of a multivariate-normal random-vector...
    27 KB (4,206 words) - 04:50, 21 November 2024
  • 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
  • Thumbnail for Inverse-gamma distribution
    the inverse gamma distribution is a two-parameter family of continuous probability distributions on the positive real line, which is the distribution of...
    11 KB (1,633 words) - 15:49, 11 October 2024
  • Thumbnail for Inverse-chi-squared distribution
    chi-squared distribution is a special case of type 5 Pearson distribution Scaled-inverse-chi-squared distribution Inverse-Wishart distribution Bernardo,...
    5 KB (394 words) - 21:42, 12 October 2024
  • normal-Wishart distribution (or Gaussian-Wishart distribution) is a multivariate four-parameter family of continuous probability distributions. It is...
    5 KB (560 words) - 20:05, 24 April 2023
  • theory and statistics, an inverse distribution is the distribution of the reciprocal of a random variable. Inverse distributions arise in particular in the...
    12 KB (1,718 words) - 23:11, 20 November 2024
  • Thumbnail for Scaled inverse chi-squared distribution
    {\displaystyle \psi } is the scale parameter, equals the univariate inverse Wishart distribution W − 1 ( ψ , ν ) {\displaystyle {\mathcal {W}}^{-1}(\psi ,\nu...
    12 KB (2,162 words) - 22:09, 12 October 2024
  • 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) - 15:49, 7 January 2024
  • Bernoulli distribution. The Wishart distribution The inverse-Wishart distribution The Lewandowski-Kurowicka-Joe distribution The matrix normal distribution The...
    22 KB (2,609 words) - 12:49, 10 February 2024
  • the inverse Dirichlet distribution is a derivation of the matrix variate Dirichlet distribution. It is related to the inverse Wishart distribution. Suppose...
    1 KB (251 words) - 06:43, 4 June 2024
  • the inverse Wishart distribution, and is used similarly, e.g. as the conjugate prior of the covariance matrix of a multivariate normal distribution or...
    3 KB (152 words) - 20:36, 15 April 2024
  • distribution with an inverse Wishart distribution placed over either of its covariance matrices, and the multivariate t-distribution can be generated in...
    11 KB (1,309 words) - 14:56, 7 November 2024
  • Thumbnail for Gamma distribution
    a conjugate prior for several inverse scale parameters, facilitating analytical tractability in posterior distribution computations. The probability density...
    66 KB (9,071 words) - 15:50, 13 December 2024
  • Inverse matrix gamma distribution Matrix normal distribution Wishart distribution Inverse Wishart distribution Complex inverse Wishart distribution Olkin...
    10 KB (1,316 words) - 07:51, 3 June 2024
  • Thumbnail for Multivariate normal distribution
    another multivariate normal distribution, and the conjugate prior of the covariance matrix is an inverse-Wishart distribution W − 1 {\displaystyle {\mathcal...
    65 KB (9,519 words) - 13:46, 4 December 2024
  • matrix-valued normal distribution to other distributions, including the Wishart distribution, inverse-Wishart distribution and matrix t-distribution, but uses different...
    10 KB (1,669 words) - 23:10, 18 December 2024
  • transform sampling Inverse-variance weighting Inverse-Wishart distribution Iris flower data set Irwin–Hall distribution Isomap Isotonic regression Isserlis' theorem...
    87 KB (8,285 words) - 04:29, 7 October 2024
  • as the inverse-Wishart distribution, LKJ distribution can serve as a prior on the correlation matrix along with some suitable prior distribution on the...
    4 KB (423 words) - 00:00, 13 October 2024
  • Thumbnail for Student's t-distribution
    function. For information on its inverse cumulative distribution function, see quantile function § Student's t-distribution. Certain values of   ν   {\displaystyle...
    55 KB (6,345 words) - 08:03, 10 December 2024
  • 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 (1,761 words) - 09:25, 25 February 2023
  • distribution Wishart distribution Multivariate Student-t distribution. The Inverse-Wishart distribution is important in Bayesian inference, for example in Bayesian...
    17 KB (1,859 words) - 21:49, 15 December 2024
  • Thumbnail for Chi-squared distribution
    chi-squared distribution χ k 2 {\displaystyle \chi _{k}^{2}} is a special case of the gamma distribution and the univariate Wishart distribution. Specifically...
    44 KB (6,564 words) - 06:02, 26 October 2024
  • {\boldsymbol {\Sigma }}} . inverse matrix gamma distribution. matrix normal distribution. matrix t-distribution. Wishart distribution. Iranmanesh, Anis, M....
    3 KB (194 words) - 19:03, 13 December 2023
  • Exponential family (category Continuous distributions)
    beta Dirichlet Bernoulli categorical Poisson Wishart inverse Wishart geometric A number of common distributions are exponential families, but only when certain...
    83 KB (11,136 words) - 10:48, 5 October 2024
  • probability density function of the Wishart and inverse Wishart distributions, and the matrix variate beta distribution. It has two equivalent definitions...
    5 KB (958 words) - 12:47, 25 May 2022
  • 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 (2,251 words) - 07:57, 3 November 2024
  • Thumbnail for Probability distribution
    conjugate to the categorical distribution and multinomial distribution; generalization of the beta distribution Wishart distribution, for a symmetric non-negative...
    47 KB (6,403 words) - 14:52, 16 August 2024
  • \end{aligned}}} This takes the form of an inverse-Wishart distribution times a Matrix normal distribution: ρ ( Σ ϵ | Y , X ) ∼ W − 1 ( V n , ν n ) {\displaystyle...
    15 KB (2,723 words) - 07:06, 12 February 2023