All articles starting with S
44,216 articles
Simultaneous iterative reconstructive technique
The simultaneous iterative reconstructive technique (SIRT) is an iterative algebraic algorithm for reconstructing images from projections, proposed by Gilbert in 1972, that uses all projection views in each update.
Simultaneous liver-kidney transplantation
Simultaneous liver-kidney transplantation (SLKT) is a single operation replacing both a failing liver and failing kidneys, accounting for roughly 10% of US liver transplants, a share that grew over 400% after MELD-based allocation began in 2002.
Simultaneous localization and mapping
Simultaneous localization and mapping, also known as concurrent mapping and localization or SLAM, is the computational problem of building a map of an unknown environment while tracking a robot's position within it.
Simultaneous machine translation
Simultaneous machine translation, also known as SiMT or real-time translation, is the task of translating a sentence from partial input before the speaker finishes, trading some quality for lower latency.
Simultaneous multithreading
Simultaneous multithreading (SMT), also called chip-level multithreading, is a processor design technique that lets several hardware threads issue instructions in the same cycle, filling idle execution slots.
Simultaneous nitrification-denitrification
Simultaneous nitrification-denitrification (SND) is a biological wastewater treatment process in which aerobic nitrification and anoxic denitrification proceed in one reactor, converting ammonium to nitrogen gas while cutting aeration energy and reactor footprint.
Simultaneous perturbation stochastic approximation
Simultaneous perturbation stochastic approximation (SPSA) is a stochastic optimization algorithm introduced by James C. Spall in 1992 that needs only two function evaluations per iteration.
Simultaneous resection
Simultaneous resection is a surgical strategy in which a primary bowel tumor and its liver metastases, most often colorectal cancer, are removed in a single operation under one general anesthetic rather than in two staged procedures.
Simultaneous saccharification and fermentation
Simultaneous saccharification and fermentation (SSF) is a biofuel process in which cellulose is broken down by enzymes and fermented to ethanol in a single reactor.
Simultaneous thermal analysis
Simultaneous thermal analysis (STA) applies two or more thermal analysis techniques, usually TGA and DSC or DTA, to the same sample at the same time.
Simultaneous transmitting and reflecting surface
A simultaneous transmitting and reflecting surface (STAR-RIS), also called an intelligent omni-surface, is a reconfigurable intelligent surface that splits wireless signals into transmitted and reflected parts, giving 360-degree coverage.
Simunhak
Simunhak (시문학) was a Korean monthly poetry magazine launched in March 1930 by Park Yong-cheol, the organ of the pure lyric poetry school Simunhakpa that ran three issues until October 1931.
Simurgh (سیمرغ)
Simurgh (سیمرغ), also Sēnmurw, is the mythical bird of Persian mythology: Avestan bird Saēna, Sasanian dog-headed composite, guardian of Zal in the Shahnameh, and Attar's thirty-birds metaphor for God in The Conference of the Birds.
Simurrum
Simurrum was an ancient kingdom in the Zagros foothills, centered on the Shahrizor plain in Iraqi Kurdistan, an adversary of the Ur III state under King Šulgi.
Simvastatin
Simvastatin, sold as Zocor, is a statin drug developed by Merck and approved in 1991 that lowers LDL cholesterol by blocking HMG-CoA reductase, the enzyme behind cholesterol synthesis.
Sin
Sin is moral evil considered from a religious standpoint, classically a deliberate violation of the will of God, with traditions differing on its origin and removal.
Sin (mythology)
Sin (Nanna, Su'en) is the Mesopotamian moon god, tutelary deity of Ur with the number 30 and the crescent emblem, father of Shamash and Ishtar, later venerated by Nabonidus at Harran.
Sin (song)
Sin (song): chiefly "Sin" by Nine Inch Nails, Halo 4 single from Pretty Hate Machine (1990, TVT), remixed by Sherwood and LeBlanc with Queen's Get Down Make Love; also MADKID's SIN, Shield Hero S3 opening theme.
Sin After Sin
Sin After Sin is the third studio album by the heavy metal band Judas Priest, released on CBS in 1977 and their first for a major label.
Sin and Punishment (罪と罰)
Sin and Punishment (罪と罰 地球の継承者) is a Treasure-Nintendo on-rails shooter for Nintendo 64, Japan-only in November 2000, set in 2007 with heroes Saki and Airan fighting Ruffians; sequel Star Successor on Wii.
Sin Bandera
Sin Bandera is a Mexican-Argentine pop ballad duo formed in 2000 by Leonel García and Noel Schajris, known for the romantic ballads "Entra en Mi Vida" and "Que Lloro".
Sin Chae-ho
Sin Chae-ho (신채호), pen name Danjae, was a Korean historian, journalist, and independence activist who founded modern nationalist historiography and later became a leading Korean anarchist.
Sin City
Sin City is Frank Miller's black-and-white noir comic series set in Basin City, first serialized in Dark Horse Presents in 1991, collected in seven volumes, and adapted into Robert Rodriguez's 2005 and 2014 films.
Sin City (film)
Sin City is a 2005 American neo-noir crime film directed by Robert Rodriguez and Frank Miller, based on three of Miller's graphic novels set in Basin City.
Sin City Saints
Sin City Saints is a 2015 American comedy series, Yahoo Screen's first original scripted show, about a fictional Las Vegas pro basketball expansion team owned by Silicon Valley tycoon Jake Tullus (Andrew Santino), with Malin Akerman and Tom Arnold; all 8 episodes premiered March 23, 2015.
Sin City: A Dame to Kill For
Sin City: A Dame to Kill For, also known as Sin City 2, is a 2014 American neo-noir crime film co-directed by Robert Rodriguez and Frank Miller.
Sin Dejar Huella
Sin Dejar Huella (Without a Trace), also filmed as Que no quede huella, is María Novaro's 2000 Mexican-Spanish road movie in which art smuggler Ana and single mother Aurelia flee from Ciudad Juárez to Cancún, pursued by a corrupt federal and narcos, winning Sundance's Latin America Cinema Award.
Sin Dol-seok
Sin Dol-seok (신돌석, 1878–1908), known as the Tiger of Taebaek Mountain, was a commoner-born commander of the Korean righteous armies resisting Japanese encroachment, assassinated in 1908.
Sin Don
Sin Don (신돈, 辛旽) was a Buddhist monk who governed Goryeo on behalf of King Gongmin from 1365 to 1371, directing land and personnel reforms before his execution in 1371.
Sin Dong-yeop
Sin Dong-yeop (신동엽, 1930–1969) was a South Korean poet and central figure of 1960s Korean poetry, best known for the resistance poem "Kkeopdeigineun gara" and the epic "Geumgang".