LSI may refer to:
Science and technology
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Large-scale integration
An integrated circuit (IC), also known as a microchip or simply chip, is a set of electronic circuits, consisting of various electronic components (such as transistors, resistors, and capacitors) and their interconnections. These components a ...
, integrated circuits with tens of thousands of transistors
*
Latent semantic indexing
Latent semantic analysis (LSA) is a technique in natural language processing, in particular distributional semantics, of analyzing relationships between a set of documents and the terms they contain by producing a set of concepts related to the d ...
, a technique in natural language processing
* LSI-11, an early large-scale integration computer processor that implemented the
DEC PDP-11 instruction set
* Langelier saturation index, a
measure for water's tendency to form scale
* Linear shift-invariant systems, the discrete equivalent of
linear time-invariant systems
Organizations
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LSI Corporation
LSI Logic Corporation was an American company founded in Santa Clara, California, was a pioneer in the ASIC and EDA industries. It evolved over time to design and sell semiconductors and software that accelerated storage and networking in dat ...
, a technology company founded in 1981 as LSI Logic Corporation
*
Lynch Syndrome International, non-profit organisation supporting those affected by Lynch Syndrome
*
Labour and Socialist International
The Labour and Socialist International (LSI) was an international organization of socialist and labourist parties, active between 1923 and 1940. The group was established through a merger of the rival Vienna International and the Berne Intern ...
, a multinational federation of left wing political parties and trade unions active between 1923 and 1940
*
Socialist Movement for Integration (''Lëvizja Socialiste për Integrim''), a political party in Albania
*
Lear Siegler Incorporated, a technology company active from 1961 to 2002
*
Lingkaran Survei Indonesia, a survey company in Indonesia
Transportation
*
Lake Superior and Ishpeming Railroad, a railroad service in Michigan, United States
*
Sumburgh Airport (IATA airport code) in Shetland, Scotland
Music
* "
LSI (Love Sex Intelligence)", a single by The Shamen
*
Long-string instrument, a musical instrument
Other uses
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Landing ship, infantry, a type of troopship or post World War II a landing craft
*
La Salle Institute, a college preparatory school
*
Linguistic Survey of India
The Linguistic Survey of India (LSI) is a comprehensive survey of the languages of British India, describing 364 languages and dialects. The Survey was first proposed by George Abraham Grierson, a member of the Indian Civil Service and a lingu ...
, a survey of the languages of British India directed by G.A. Grierson
* Logical Sensory Introvert, a
socionics type
*
Lighting & Sound International, a trade magazine
{{disambiguation