Gain or GAIN may refer to:
Science and technology
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Gain (electronics)
In electronics, gain is a measure of the ability of a two-port electrical network, circuit (often an amplifier) to increase the Electric power, power or amplitude of a Signal (electrical engineering), signal from the input to the output port by a ...
, an electronics and signal processing term
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Antenna gain
In electromagnetics, an antenna's gain is a key performance parameter which combines the antenna's directivity and radiation efficiency. The term ''power gain'' has been deprecated by IEEE. In a transmitting antenna, the gain describes how ...
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Gain (laser), the amplification involved in laser emission
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Gain (projection screens)
Gain is a property of a projection screen, and is one of the specifications quoted by projection screen manufacturers.
Interpretation
The number that is typically measured is called the peak gain at zero degrees viewing axis, and represents the ...
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Information gain in decision trees, in mathematics and computer science
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GAIN domain
The GAIN domain (G-protein-coupled receptor (GPCR) autoproteolysis-inducing domain) is a protein domain found in a number of cell surface receptors, including adhesion-GPCRs and polycystic kidney disease proteins PKD1 and PKD2. The domain is invo ...
, a protein domain
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Learning rate
In machine learning and statistics, the learning rate is a tuning parameter in an optimization algorithm that determines the step size at each iteration while moving toward a minimum of a loss function. Since it influences to what extent newly ac ...
, a tuning parameter in stochastic approximation methods, also known as gain
Health
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Primary and secondary gain
Primary gain and secondary gain, and more rarely tertiary gain, are terms used in medicine and psychology to describe the significant subconscious psychological motivators patients may have when presenting with symptoms. It is important to note ...
, psychological mechanisms that may underlie an illness
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Global Appraisal of Individual Needs
The Global Appraisal of Individual Needs (GAIN) is a family of evidence-based instruments used to assist clinicians with diagnosis, placement, and treatment planning. The GAIN is used with both adolescents and adults in all kinds of treatment prog ...
, a set of psychological assessment instruments
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Global Alliance for Improved Nutrition
The Global Alliance for Improved Nutrition (GAIN) is a non-profit foundation based in Geneva, Switzerland. GAIN was developed at the UN 2002 Special Session of the General Assembly on Children. GAIN’s actions include improving the consumption ...
, a Swiss Foundation working in the field of malnutrition
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Generating Antibiotic Incentives Now, a piece of American legislation
People
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Gain (singer), a South Korean entertainer
* Gain, anglicised form of Indian surname
Gayen
Other uses
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Gain (accounting)
In financial accounting (CON 8.4), a gain is when the market value of an asset exceeds the purchase price of that asset. The gain is unrealized until the asset is sold for cash, at which point it becomes a realized gain. This is an important distin ...
, the increase of net profit
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''Gain'' (novel), a novel by American author Richard Powers
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''Gain'' (EP), an album by Sadie
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Gain (detergent), a brand of detergent
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GAIN Capital, a US-based forex trading company
* Greater Avenues to Independence program, a precursor to the American
CalWORKs welfare program
See also
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Gein (disambiguation)
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Gayn (disambiguation)
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Gane
Gane is both a surname and a given name. Notable people with the name include:
Surname:
*Alan Gane (born 1950), English former amateur footballer and manager
*Chris Gane (born 1974), English professional golfer
*Chris Gane (computer scientist), Ch ...
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Gian
Gian is a masculine Italian given name. It is a variant of Gianni and is likewise used as a diminutive of Giovanni, the Italian form of John.
In Italian, any name including Giovanni can be contracted to Gian, particularly in combination with other ...
{{disambiguation