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Information source. Information source may refer to: Information source (mathematics), a kind of sequence of random variables. Source text, a text (sometimes oral) from which information or ideas are derived. Guide to information sources, a kind of "metabibliography". Ideally it is not just a listing of bibliographies, reference works and other ...
Information theory is the mathematical study of the quantification, storage, and communication of information. The field was originally established by the works of Harry Nyquist and Ralph Hartley, in the 1920s, and Claude Shannon in the 1940s. [1] : vii It is at the intersection of electronic engineering, mathematics, statistics, computer ...
Sources of information are commonly categorized as primary, secondary, or tertiary sources.In brief, a primary source is one close to the event with firsthand knowledge (for example, an eyewitness); a secondary source is at least one step removed (for example, a book about an event written by someone not involved in it); and a tertiary source is an encyclopaedia or textbook that provides a ...
A short citation is an inline citation that identifies the place in a source where specific information can be found, but without giving full details of the source. Some Wikipedia articles use it, giving summary information about the source together with a page number. For example, <ref>Rawls 1971, p. 1.</ref>, which renders as Rawls 1971, p. 1.
An encyclopedia about a fictional universe is a secondary source as to the works of fiction defining that fictional universe. Some secondary sources, such as textbooks and treatises, are further described as tertiary sources. However, the tertiary source concept is not as significant and clear-cut as the others, and the category has less ...
Single source of truth. In information science and information technology, single source of truth ( SSOT) architecture, or single point of truth ( SPOT) architecture, for information systems is the practice of structuring information models and associated data schemas such that every data element is mastered (or edited) in only one place ...
Primary source. In the study of history as an academic discipline, a "primary source" (also called an "original source") is a first hand account of events by someone who lived through them. "Primary sources were made during the historical period that is being investigated." [3]
In translation, a source text (ST) is a text written in a given source language which is to be or has been, translated into another language. According to Jeremy Munday 's definition of translation, "the process of translation between two different written languages involves the changing of an original written text (the source text or ST) in ...