"Wishart distribution" meaning in English

{
  "etymology_text": "Named in honour of Scottish mathematician John Wishart, who formulated the distribution in 1928.",
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        "plural"
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      "expansion": "Wishart distribution (plural Wishart distributions)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "examples": [
        {
          "ref": "2006, Nhu D. Le, James V. Zidek, Statistical Analysis of Environmental Space-Time Processes, Springer, page 142",
          "text": "The novelty of this work lies in its incorporation of a general conjugate prior distribution for the covariance matrix, namely a generalized inverted Wishart distribution (GIW). As its name suggests, this distribution, discovered by Brown et al. (1994b) generalizes the well-known inverted Wishart distribution.",
          "type": "quotation"
        },
        {
          "ref": "2008, Martin Bilodeau, David Brenner, Theory of Multivariate Statistics, Springer, page 85",
          "text": "The basic properties of Wishart distributions are studied in Section 7.3.",
          "type": "quotation"
        },
        {
          "ref": "2015, Sudharman K. Jayaweera, Signal Processing for Cognitive Radios, Wiley, page 459",
          "text": "Recall from Appendix B that the Wishart distribution W#x5F;d(#x5C;Sigma,n) is characterized by a positive definite matrix #x5C;Sigma and the degrees of freedom n.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A generalisation of the chi-square distribution to an arbitrary (integer) number of dimensions, or of the gamma distribution to a non-integer number of degrees of freedom."
      ],
      "id": "en-Wishart_distribution-en-noun-qkKIy0vl",
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          "statistics",
          "statistics"
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        [
          "chi-square distribution",
          "chi-square distribution"
        ],
        [
          "gamma distribution",
          "gamma distribution"
        ],
        [
          "degrees of freedom",
          "degrees of freedom"
        ]
      ],
      "raw_glosses": [
        "(statistics) A generalisation of the chi-square distribution to an arbitrary (integer) number of dimensions, or of the gamma distribution to a non-integer number of degrees of freedom."
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "John Wishart",
        "Wishart distribution"
      ]
    }
  ],
  "word": "Wishart distribution"
}

{
  "etymology_text": "Named in honour of Scottish mathematician John Wishart, who formulated the distribution in 1928.",
  "forms": [
    {
      "form": "Wishart distributions",
      "tags": [
        "plural"
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          "ref": "2006, Nhu D. Le, James V. Zidek, Statistical Analysis of Environmental Space-Time Processes, Springer, page 142",
          "text": "The novelty of this work lies in its incorporation of a general conjugate prior distribution for the covariance matrix, namely a generalized inverted Wishart distribution (GIW). As its name suggests, this distribution, discovered by Brown et al. (1994b) generalizes the well-known inverted Wishart distribution.",
          "type": "quotation"
        },
        {
          "ref": "2008, Martin Bilodeau, David Brenner, Theory of Multivariate Statistics, Springer, page 85",
          "text": "The basic properties of Wishart distributions are studied in Section 7.3.",
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        },
        {
          "ref": "2015, Sudharman K. Jayaweera, Signal Processing for Cognitive Radios, Wiley, page 459",
          "text": "Recall from Appendix B that the Wishart distribution W#x5F;d(#x5C;Sigma,n) is characterized by a positive definite matrix #x5C;Sigma and the degrees of freedom n.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A generalisation of the chi-square distribution to an arbitrary (integer) number of dimensions, or of the gamma distribution to a non-integer number of degrees of freedom."
      ],
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        [
          "statistics",
          "statistics"
        ],
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          "chi-square distribution",
          "chi-square distribution"
        ],
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          "gamma distribution",
          "gamma distribution"
        ],
        [
          "degrees of freedom",
          "degrees of freedom"
        ]
      ],
      "raw_glosses": [
        "(statistics) A generalisation of the chi-square distribution to an arbitrary (integer) number of dimensions, or of the gamma distribution to a non-integer number of degrees of freedom."
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "John Wishart",
        "Wishart distribution"
      ]
    }
  ],
  "word": "Wishart distribution"
}