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  2. Integrated information theory - Wikipedia

    en.wikipedia.org/wiki/Integrated_information_theory

    Phi; the symbol used for integrated information. Integrated information theory (IIT) proposes a mathematical model for the consciousness of a system. It comprises a framework ultimately intended to explain why some physical systems (such as human brains) are conscious, [1] and to be capable of providing a concrete inference about whether any physical system is conscious, to what degree, and ...

  3. Information theory - Wikipedia

    en.wikipedia.org/wiki/Information_theory

    The landmark event establishing the discipline of information theory and bringing it to immediate worldwide attention was the publication of Claude E. Shannon's classic paper "A Mathematical Theory of Communication" in the Bell System Technical Journal in July and October 1948.

  4. Information–action ratio - Wikipedia

    en.wikipedia.org/wiki/Information–action_ratio

    The information–action ratio is a concept coined by cultural critic Neil Postman in his work Amusing Ourselves to Death.In short, Postman meant to indicate the relationship between a piece of information and what action, if any, a consumer of that information might reasonably be expected to take once learning it.

  5. Indicator - Wikipedia

    en.wikipedia.org/wiki/Indicator

    Environmental indicator of environmental health (pressures, conditions and responses); Ecological indicator of ecosystem health (ecological processes); Health indicator, which is used to describe the health of a population

  6. Technical indicator - Wikipedia

    en.wikipedia.org/wiki/Technical_indicator

    In technical analysis in finance, a technical indicator is a mathematical calculation based on historic price, volume, or (in the case of futures contracts) open interest information that aims to forecast financial market direction. [1]

  7. Freedom of information - Wikipedia

    en.wikipedia.org/wiki/Freedom_of_information

    Free Speech Flag, from the HD DVD AACS case. Freedom of information is freedom of a person or people to publish and have access to information.Access to information is the ability for an individual to seek, receive and impart information effectively.