Fisher information in English

[Show JSON for postprocessed kaikki.org data shown on this page ▼] [Hide JSON for postprocessed kaikki.org data shown on this page ▲]

{
  "etymology_text": "Named after the statistician Ronald Fisher.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "Fisher information (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Statistics",
          "orig": "en:Statistics",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A measure of the amount of information that an observable random variable X carries about an unknown parameter θ of a distribution that models X. Formally, it is the variance of the score, or the expected value of the observed information."
      ],
      "id": "en-Fisher_information-en-noun-1FUG93Cf",
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "observable",
          "observable"
        ],
        [
          "random variable",
          "random variable"
        ],
        [
          "unknown",
          "unknown"
        ],
        [
          "parameter",
          "parameter"
        ],
        [
          "distribution",
          "distribution"
        ],
        [
          "model",
          "model"
        ],
        [
          "variance",
          "variance"
        ],
        [
          "score",
          "score"
        ]
      ],
      "raw_glosses": [
        "(statistics) A measure of the amount of information that an observable random variable X carries about an unknown parameter θ of a distribution that models X. Formally, it is the variance of the score, or the expected value of the observed information."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "Ronald Fisher"
      ]
    }
  ],
  "word": "Fisher information"
}

[Show JSON for raw wiktextract data ▼] [Hide JSON for raw wiktextract data ▲]

{
  "etymology_text": "Named after the statistician Ronald Fisher.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "Fisher information (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Statistics"
      ],
      "glosses": [
        "A measure of the amount of information that an observable random variable X carries about an unknown parameter θ of a distribution that models X. Formally, it is the variance of the score, or the expected value of the observed information."
      ],
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "observable",
          "observable"
        ],
        [
          "random variable",
          "random variable"
        ],
        [
          "unknown",
          "unknown"
        ],
        [
          "parameter",
          "parameter"
        ],
        [
          "distribution",
          "distribution"
        ],
        [
          "model",
          "model"
        ],
        [
          "variance",
          "variance"
        ],
        [
          "score",
          "score"
        ]
      ],
      "raw_glosses": [
        "(statistics) A measure of the amount of information that an observable random variable X carries about an unknown parameter θ of a distribution that models X. Formally, it is the variance of the score, or the expected value of the observed information."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "Ronald Fisher"
      ]
    }
  ],
  "word": "Fisher information"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-01-19 from the enwiktionary dump dated 2026-01-01 using wiktextract (d1270d2 and 9905b1f). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.

"Fisher information" meaning in English

Noun