information theory
41Information — as a concept has a diversity of meanings, from everyday usage to technical settings. Generally speaking, the concept of information is closely related to notions of constraint, communication, control, data, form, instruction, knowledge, meaning,… …
42Theory-based semantics — is a phrase used by Richard L. Ballard to describe knowledge representations that are based on the premise that the binding element of human thought is theory, and that theory constrains the meaning of concepts, ideas and thought patterns… …
43Information economics — or the economics of information is a branch of microeconomic theory that studies how information affects an economy and economic decisions. Information has special characteristics. It is easy to create but hard to trust. It is easy to spread but… …
44Information flow (disambiguation) — Information flow can have one of several meanings: * Information flow in discourse based grammatical theory is concerned with the tracking of referential information. * Information flow in the context of information theory measures the amount of… …
45Timeline of information theory — A timeline of events related to s and related subjects.* 1872 , and with it the formula Σ p i log p i for the entropy of a single gas particle. * 1878 : the probabilities in the entropy formula are now taken as probabilities of the state of the… …
46Information Mutuelle — Dans la théorie des probabilités et la théorie de l information, l information mutuelle de deux variables aléatoires est une quantité mesurant la dépendance statistique de ces variables. Elle se mesure souvent en bit. L information mutuelle d un… …
47Information-theoretic death — is the destruction of the human brain, and information within it, to such an extent that recovery of the original mind and person that occupied the brain is theoretically impossible by any physical means. The concept of information theoretic… …
48Information — In for*ma tion, n. [F., fr. L. informatio representation, conception. See {Inform}, v. t.] 1. The act of informing, or communicating knowledge or intelligence. [1913 Webster] The active informations of the intellect. South. [1913 Webster] 2. Any… …
49information content — Information In for*ma tion, n. [F., fr. L. informatio representation, conception. See {Inform}, v. t.] 1. The act of informing, or communicating knowledge or intelligence. [1913 Webster] The active informations of the intellect. South. [1913… …
50information — [in΄fər mā′shən] n. [ME informacioun < OFr information < L informatio, a representation, outline, sketch] 1. an informing or being informed; esp., a telling or being told of something 2. something told; news; intelligence; word 3. knowledge …
