Selection may refer to:
Science
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Selection (biology)
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations. Charle ...
, also called natural selection, selection in evolution
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Sex selection
Sex selection is the attempt to control the sex of the offspring to achieve a desired sex. It can be accomplished in several ways, both pre- and post-implantation of an embryo, as well as at childbirth. It has been marketed under the title family ...
, in genetics
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Mate selection
Mate choice is one of the primary mechanisms under which evolution can occur. It is characterized by a "selective response by animals to particular stimuli" which can be observed as behavior.Bateson, Paul Patrick Gordon. "Mate Choice." Mate Choic ...
, in mating
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Sexual selection in humans
Sexual selection in humans concerns the concept of sexual selection, introduced by Charles Darwin as an element of his theory of natural selection, as it affects humans. Sexual selection is a biological way one sex chooses a mate for the best repr ...
, in human sexuality
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Human mating strategies
In evolutionary psychology and behavioral ecology, human mating strategies are a set of behaviors used by individuals to select, attract, and retain mates. Mating strategies overlap with reproductive strategies, which encompass a broader set of ...
, in human sexuality
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Social selection
Social selection is a term used with varying meanings in biology.
Joan Roughgarden proposed a hypothesis called ''social selection'' as an alternative to sexual selection. Social selection is argued to be a mode of natural selection based on re ...
, within social groups
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Selection (linguistics) In linguistics, selection denotes the ability of predicates to determine the semantic content of their arguments. Predicates select their arguments, which means they limit the semantic content of their arguments. One sometimes draws a distinction be ...
, the ability of predicates to determine the semantic content of their arguments
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Selection in schools
A selective school is a school that admits students on the basis of some sort of selection criteria, usually academic. The term may have different connotations in different systems and is the opposite of a comprehensive school, which accepts all ...
, the admission of students on the basis of selective criteria
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Selection effect
Selection bias is the bias introduced by the selection of individuals, groups, or data for analysis in such a way that proper randomization is not achieved, thereby failing to ensure that the sample obtained is representative of the population int ...
, a distortion of data arising from the way that the data are collected
* A selection, or
choice function
A choice function (selector, selection) is a mathematical function ''f'' that is defined on some collection ''X'' of nonempty sets and assigns some element of each set ''S'' in that collection to ''S'' by ''f''(''S''); ''f''(''S'') maps ''S'' to ...
, a function that selects an element from a set
Religion
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Divine selection, selection by God
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Papal selection
A papal conclave is a gathering of the College of Cardinals convened to elect a bishop of Rome, also known as the pope. Catholics consider the pope to be the apostolic successor of Saint Peter and the earthly head of the Catholic Church.
Co ...
, selection by clergy
Computing
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Selection (user interface)
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X Window selection Selections, cut buffers, and drag-and-drop are the mechanisms used in the X Window System to allow a user to transfer data from one window to another. Selections and cut buffer are typically used when a user selects text or some other data in a w ...
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Selection (genetic algorithm)
Selection is the stage of a genetic algorithm in which individual genomes are chosen from a population for later breeding (using the crossover operator).
A generic selection procedure may be implemented as follows:
#The fitness function is evalua ...
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Selection (relational algebra) In relational algebra, a selection (sometimes called a restriction in reference to E.F. Codd's 1970 paper and ''not'', contrary to a popular belief, to avoid confusion with SQL's use of SELECT, since Codd's article predates the existence of SQL) i ...
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Selection-based search A selection-based search system is a search engine system in which the user invokes a search query using only the mouse. A selection-based search system allows the user to search the internet for more information about any keyword or phrase conta ...
, a search engine system in which the user invokes a search query using only the mouse
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Selection algorithm
In computer science, a selection algorithm is an algorithm for finding the ''k''th smallest number in a list or array; such a number is called the ''k''th ''order statistic''. This includes the cases of finding the minimum, maximum, and median el ...
, an algorithm that finds the ''k''th smallest number in a list
Other uses
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Preselection
Preselection is the process by which a candidate is selected, usually by a political party, to contest an election for political office. It is also referred to as candidate selection. It is a fundamental function of political parties. The presele ...
(or selection) of candidates in British elections
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Selection (Australian history)
Selection is the act of choosing and acquiring a subdivided tract of land for farming purposes in Australia. A selection is also descriptive of the plot of land that was selected. The term derived from "free selection before survey" of crown lan ...
, an area of crown land acquired under legislation
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''Selected'' (album), the compilation album by Recoil
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''Selection'' (album), by 54•40
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Selektion
This is a list of words, terms, concepts and slogans of Nazi Germany used in the historiography covering the Nazi regime.
Some words were coined by Adolf Hitler and other Nazi Party members. Other words and concepts were borrowed and appropriated, ...
, selection of prisoners for execution at a Nazi concentration camp
* ''
The Selection
''The Selection'' is a young adult novel by Kiera Cass first published on April 14, 2012 by HarperCollins. It is the first in a five-book series, followed by '' The Elite'' (2013), ''The One'' (2014), ''The Heir'' (2015) and ''The Crown'' (May 2 ...
'', a novel by Kiera Cass
* A store brand used by
Metro Inc.
Metro Inc. is a Canadian food retailer operating in the provinces of Quebec and Ontario. The company is based in Montreal, Quebec with head office at 11011 Boulevard Maurice-Duplessis. Metro is the third largest grocer in Canada, after Loblaw ...
See also
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Adverse selection
In economics, insurance, and risk management, adverse selection is a market situation where buyers and sellers have different information. The result is that participants with key information might participate selectively in trades at the expe ...
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Discrimination
Discrimination is the act of making unjustified distinctions between people based on the groups, classes, or other categories to which they belong or are perceived to belong. People may be discriminated on the basis of race, gender, age, relig ...
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Election
An election is a formal group decision-making process by which a population chooses an individual or multiple individuals to hold public office.
Elections have been the usual mechanism by which modern representative democracy has opera ...
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