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In information retrieval, a thesaurus can be used as a form of controlled vocabulary to aid in the indexing of appropriate metadata for information bearing entities. A thesaurus helps with expressing the manifestations of a concept in a prescribed way, to aid in improving precision and recall. This means that the semantic conceptual expressions ...
An article about a novel: The novel itself is an acceptable primary source for information about the plot, the names of the characters, the number of chapters, or other contents in the book: Any educated person can read Jane Austen's Pride and Prejudice and discover that the main character's name is Elizabeth or that there are 61 chapters. It ...
A book of synonyms, often also containing antonyms. An example is Roget's Thesaurus. In database searching, a thesaurus strategy is to use multiple iterations to search for related words and generate result. The database will often suggest synonyms and related words to try. [13] Truncation The shortening of a search word, field, or record.
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 source texts, but ...
When Gawker is the only source for a piece of information, the information would likely constitute undue weight, especially when the subject is a living person. When another reliable source quotes information from Gawker, it is preferable to cite that source instead. In the 2019 RfC, there was no consensus on whether Gawker should be deprecated.
This wall painting found in the Roman city of Pompeii is an example of a primary source about people in Pompeii in Roman times (portrait of Terentius Neo).. In the study of history as an academic discipline, a primary source (also called an original source) is an artifact, document, diary, manuscript, autobiography, recording, or any other source of information that was created at the time ...
A Guide to information sources (or a bibliographic guide, a literature guide, a guide to reference materials, a subject gateway, etc.) is a kind of metabibliography. Ideally it is not just a listing of bibliographies , reference works and other source texts , but more like a textbook introducing users to the information sources in a given field ...
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 ...