Gain

Gain or GAIN may refer to:

Science and technology

• Gain (electronics), an electronics and signal processing term
• Antenna gain
• Gain (laser), the amplification involved in laser emission
• Gain (projection screens)
• Information gain in decision trees, in mathematics and computer science
• GAIN domain, a protein domain
• Learning rate, a tuning parameter in stochastic approximation methods, also known as gain

Health

• Primary and secondary gain, psychological mechanisms that may underlie an illness
• Global Appraisal of Individual Needs, a set of psychological assessment instruments
• Global Alliance for Improved Nutrition, a Swiss Foundation working in the field of malnutrition
• Generating Antibiotic Incentives Now, a piece of American legislation

People

• Gain (singer), a South Korean entertainer
• Gain, anglicised form of Indian surname Gayen

Other uses

• Gain (accounting), the increase of net profit
• Gain (novel), a novel by American author Richard Powers
• Gain (EP), an album by Sadie
• Gain (detergent), a brand of detergent
• GAIN Capital, a US-based forex trading company
• Greater Avenues to Independence program, a precursor to the American CalWORKs welfare program

See also

• Gein (disambiguation)
• Gayn (disambiguation)
• Gane
• Gian