All articles starting with S
44,216 articles
Segmented regression
Segmented regression is a statistical method that fits piecewise linear relationships between a predictor and an outcome, estimating breakpoint locations and slopes, widely used in interrupted time series analysis.
SegNet
SegNet is an encoder-decoder neural network for pixel-wise image segmentation proposed in 2015 by Vijay Badrinarayanan, Ankur Handa, and Roberto Cipolla of the University of Cambridge.
Segoe
Segoe is Microsoft's humanist sans-serif typeface family designed by Steve Matteson for ClearType; Segoe UI is its screen variant and Windows default UI font since Vista 2007, with Segoe UI Variable as the Windows 11 system font.
Ségolène Royal
Ségolène Royal, born 1953 in Dakar, French Socialist politician; 2007 presidential runner-up to Sarkozy, first woman in a presidential runoff; Poitou-Charentes president, ecology minister 2014–2017, 2026 Socialist primary candidate.
Segontium
Segontium (Caer aber Seint) was a Roman auxiliary fort at Caernarfon, north-west Wales, founded by Agricola in AD 77 and garrisoned until about AD 394, the longest-held Roman fort in Wales and the region's military and administrative centre.
Segosa
Segosa: Gallo-Roman road station (mutatio) on the Bordeaux–Dax Roman road at Saint-Paul-en-Born, Landes, France; listed in the Antonine Itinerary, excavated 1978–1990, occupied from the 1st century AD with pre-Roman Iron Age evidence.
Ségou, Mali
Ségou Region (Région de Ségou), Mali's fourth administrative region on the Niger River: 52,100 km², about 2.3-2.5 million people, agriculture-based economy producing 30% of national cereals and 60% of rice, historic Bambara kingdom, Office du Niger irrigation, JNIM attacks since 2025.
Segou, Ségou, Mali
Ségou, Mali: city and chief town of the Ségou cercle and the 4th administrative region, on the Niger River about 240 km east of Bamako; former Bambara empire capital, taken by Archinard in 1890.
Segovia
Segovia, capital of its province in Castile and León, Spain, is a World Heritage city (1985) famed for its Roman aqueduct, 11th-century Alcázar, and Gothic cathedral; population about 54,000, 90 km from Madrid.
Segozero
Segozero (Сегозеро, Segojärvi) is a 815 km² lake-reservoir in Karelia, Russia, converted to a reservoir in 1957 by a dam on the Segazha River; deep (103 m), cold, sparsely populated basin with 17 fish species and a large trout farm.
Segregation (materials science)
Segregation in materials science is the nonuniform spatial distribution of solute atoms in an alloy, occurring during solidification or at grain boundaries, where it can cause embrittlement.
Segregation academy
Segregation academies were private schools in the American South, also called white-flight academies, founded after Brown v. Board of Education (1954) so white families could avoid desegregated public schools, funded by state tuition grants and tax exemptions until federal courts and the IRS ended those supports.
Segregation analysis
Segregation analysis is a statistical genetics method that tests whether a trait's transmission through families fits Mendelian inheritance at a single locus, estimating parameters such as transmission probabilities and penetrance.
Segregation engineering
Segregation engineering (also called grain boundary segregation engineering) is a materials design strategy using deliberate solute decoration of grain boundaries, formulated for metallic alloys by Dierk Raabe and colleagues in 2014.
Segregation model (micromixing)
The segregation model is a limiting micromixing model for chemical reactors in which fluid elements exchange no material and each reacts as an independent batch reactor, bounding conversion with the maximum mixedness model.
Segro
Segro, also known as SEGRO plc, is a British real estate investment trust that owns and develops industrial, logistics, and data center property across Europe.
Segue 1
Segue 1 is an ultra-faint dwarf satellite galaxy of the Milky Way, discovered in 2007 in Sloan Digital Sky Survey data, with the highest known dark matter density of any galaxy.
Seguenzia
Seguenzia (Jeffreys, 1876) is a genus of minute deep-sea vetigastropod snails in the family Seguenziidae, type species Seguenzia formosa; thin nacreous shells to 10 mm with three labral sinuses, detritivores on the lower continental slope and abyssal plain worldwide.
Seguenzioidea
Seguenzioidea (Verrill, 1884) is a superfamily of small deep-sea vetigastropod snails containing Seguenziidae, Calliotropidae, Cataegidae, Chilodontidae, and many skeneimorph genera, defined by Kano's 2008 molecular phylogeny.
Segula Technologies
Segula Technologies is a French industrial engineering group providing design, industrialization, and production services to sectors including automotive, aerospace, energy, and rail, employing 15,000 people across more than 30 countries.
Segunda División
Segunda División (LALIGA HYPERMOTION), Spain's second professional football tier, founded 1929; 22 clubs, 42 matchdays, top two plus playoff winner promoted, three relegated from Primera; 2025/26 arrivals Oviedo, Girona, Mallorca.
Segunda División B
Segunda División B, Spain's third football tier from 1977-78 to 2020-21, an RFEF-run non-professional league of regional groups with promotion playoffs, replaced in 2021 by Primera RFEF (Segunda Federación).
Segundo Ruiz Belvis
Segundo Ruiz Belvis was a Puerto Rican lawyer, abolitionist, and independence leader who wrote the 1867 abolition project and helped organize the Grito de Lares uprising of 1868.
Seguro Obrero massacre
The Seguro Obrero massacre (Matanza del Seguro Obrero) was the killing by Chilean Carabineros of young National Socialist Movement militants after a failed 1938 coup in Santiago.
Segustero
Segustero, ancient Roman town at modern Sisteron, France, on the Via Domitia between Gap and Apt; a Durance crossing point, later civitas Segesteriorum and bishopric, known from the Antonine Itinerary and Tabula Peutingeriana.
Segway
The Segway, also called the Segway Personal Transporter, is a two-wheeled, self-balancing electric personal transporter invented by Dean Kamen, unveiled in December 2001 and discontinued in 2020.
Segway polo
Segway polo, also called Segway HT polo, is a team sport on Segways using mallets and a ball, originating in Silicon Valley around 2003; its world championship is the Woz Challenge Cup under ISPA rules.
Segway RMP
The Segway RMP is a family of robotic chassis derived from the Segway Human Transporter, sold to research and defense customers as a powered base for building robots.
Segyeggoch Florist
Segyeggoch Florist (세계꽃식물원) is a greenhouse garden and garden center in Dogo-myeon, Asan, South Chungcheong, South Korea, showing about 3,000 horticultural plant species year-round; admission is a 10,000 won plant-purchase coupon.
Seh Pa Aivan
Seh Pa Aivan is an ancient place in Iran recorded at Barrington Atlas grid 92 B3, dated tentatively to the Late Antique period, catalogued by Pleiades among temple and monument sites.