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ISA (Colombia)
ISA (Interconexión Eléctrica S.A. E.S.P.) is a Colombian public utility company founded in 1967, one of the largest energy transmission companies in Latin America, majority-owned by Ecopetrol since 2021.
Isa Ali Pantami
Isa Ali Pantami (Isa Ali Ibrahim) is a Nigerian computer scientist and Islamic cleric who served as Minister of Communications and Digital Economy from 2019 to 2023.
ISA-88
ISA-88 is a series of standards from the International Society of Automation for batch control in process industries, first published in 1995 and adopted internationally as IEC 61512.
ISA-95
ISA-95, formally ANSI/ISA-95 and published internationally as IEC 62264, is an international standard, first published in 2000, that defines how enterprise business systems integrate with manufacturing control systems through a five-level model.
Isaac L. Auerbach
Isaac L. Auerbach (1921–1992) was an American computer engineer who helped design the BINAC and UNIVAC I, and served as founding president of IFIP from 1960 to 1965.
Isaac L. Chuang
Isaac L. Chuang is a quantum information scientist and MIT professor who performed the first NMR quantum computing demonstrations and co-wrote the field's standard textbook.
Isabel Maxwell
Isabel Maxwell is a French-born, Oxford-educated technology executive and entrepreneur, a twin daughter of Robert Maxwell who co-founded Magellan and served as president of CommTouch Software.
ISACA
ISACA is a global professional association for digital trust fields such as security, risk, and governance. Founded in 1969, it is best known for the CISA certification and COBIT.
Isaiah P. Taylor
Isaiah P. Taylor is an American entrepreneur and founder and CEO of Valar Atomics, whose Ward 250 reactor in Utah became the first DOE-authorized advanced reactor built outside a national laboratory in 2026.
iSAM
iSAM, or incremental smoothing and mapping, is a SLAM algorithm family that estimates the full robot trajectory and map through incremental sparse matrix factorization updates.
iSAM2
iSAM2 (Incremental Smoothing and Mapping 2) is an algorithm for sparse nonlinear incremental optimization in SLAM, published by Kaess and colleagues in 2012, built on the Bayes tree data structure.
Isambard Kingdom Brunel
Isambard Kingdom Brunel (1806–1859) was an English civil engineer, son of Marc Brunel, who built the Great Western Railway, the Clifton Suspension Bridge, and the pioneering steamships Great Western, Great Britain, and Great Eastern.
Isao Tanaka
Isao Tanaka (田中 功) is a Japanese computational materials scientist known for first-principles studies of ceramics and lithium battery materials and for materials discovery by recommender system.
Isar Nuclear Power Plant
The Isar Nuclear Power Plant (Kernkraftwerk Isar) is a decommissioned two-unit nuclear power station at Essenbach near Landshut in Bavaria, Germany, whose unit 2 was among Germany's last three reactors, shut down on 15 April 2023.
ISBN
The ISBN (International Standard Book Number) is a 13-digit number that uniquely identifies a specific edition and format of a book, used by publishers, booksellers, and libraries worldwide since 1970.
ISC license
The ISC license is a permissive free software license from Internet Systems Consortium that allows use, copying, modification, and distribution for any purpose, requiring only preserved copyright notices.
ISC2
ISC2, formerly the International Information Systems Security Certification Consortium and written (ISC)² until 2023, is a US nonprofit founded in 1989 that administers vendor-neutral cybersecurity certifications, most notably the CISSP.
ISCC PLUS
ISCC PLUS is a voluntary certification scheme operated by ISCC System GmbH, launched in 2012, that verifies bio-based, circular, and renewable feedstocks across supply chains for chemicals, plastics, and fuels.
ISCSI
iSCSI (Internet Small Computer Systems Interface) is a transport protocol that carries SCSI commands over TCP/IP for block-level storage access over Ethernet, standardized by the IETF in 2004.
ISDB
ISDB, or Integrated Services Digital Broadcasting, is a Japanese digital broadcasting standards family developed by ARIB; its terrestrial variant ISDB-T has been adopted by nineteen countries.
ISDB-T
ISDB-T (Integrated Services Digital Broadcasting – Terrestrial) is Japan's digital terrestrial television standard, launched there and later adopted by Brazil and much of Latin America as ISDB-Tb.
ISDN
ISDN (Integrated Services Digital Network) is a set of international telecommunications standards for an end-to-end digital, circuit-switched telephone network carrying voice and data over ordinary phone wiring.
ISDN Basic Rate Interface
The ISDN Basic Rate Interface (BRI) is the basic-rate access arrangement of the Integrated Services Digital Network, providing two 64 kbit/s bearer channels over one copper pair.
ISDN User Part
The ISDN User Part (ISUP) is the Signalling System No. 7 protocol that sets up, supervises, and releases trunk circuits carrying voice and data calls between telephone exchanges.
Ise Grand Shrine
Ise Grand Shrine (伊勢神宮, Ise Jingū) is a complex of 125 Shinto shrines in Ise, Japan, dedicated to the sun goddess Amaterasu and rebuilt every 20 years.
Ise-class battleship
The Ise class was a class of two dreadnought battleships of the Imperial Japanese Navy, Ise and Hyūga, completed in 1917 and 1918 and rebuilt as hybrid battleship-carriers after Midway.
Iseki
Iseki & Co., Ltd. is a Japanese agricultural machinery maker headquartered in Matsuyama, Ehime, founded in 1926, that builds tractors, rice transplanters, and combine harvesters.
Isentropic efficiency
Isentropic efficiency is the standard performance measure for turbomachinery, comparing the actual work of an adiabatic turbine, compressor, pump, or nozzle with the ideal isentropic work for the same pressures.
Isetta
The Isetta, Italian for "Little Iso", is a microcar with a single front-opening door, built by Iso from 1953 and by BMW, which sold over 160,000, until 1962.
Isfahan–Ray Oil Pipeline
The Isfahan–Ray Oil Pipeline is an operating crude oil pipeline in Iran, running 371.5 km from Isfahan to Ray, Tehran Province, and owned by the National Iranian Oil Company.