All articles starting with T
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Tone discrimination task
The tone discrimination task is an auditory perception test in which a listener judges whether two or more tones are the same or differ in pitch, measuring frequency discrimination.
Tone injection
Tone injection is a distortionless peak-to-average power ratio reduction technique for multicarrier transmission systems such as OFDM and DMT, introduced by José Tellado and John Cioffi at Stanford University in 1998.
Tone Kajzer
Tone Kajzer, born in 1966, is a Slovenian politician and diplomat of the Slovenian Democratic Party who has been Minister of Foreign and European Affairs since 2026.
Tone Loc
Tone Loc (Anthony Terrell Smith, born 1966), American rapper and actor from Los Angeles. His 1989 hits Wild Thing and Funky Cold Medina were among the first platinum rap singles; Loc-ed After Dark was the second rap album to top the Billboard 200.
Tone mapping
Tone mapping is an image processing operation that compresses the dynamic range of high dynamic range images and video to fit displays while preserving detail, contrast, and appearance.
Tone matching
Tone matching is an auditory perception task in which a listener judges whether two tones match in pitch, used to measure pitch discrimination and assess conditions like amusia.
Tone reservation
Tone reservation (TR) is a distortionless PAPR reduction technique for OFDM in which reserved subcarriers carry no data and instead transmit a peak-canceling signal, used in standards like DVB-T2 and ATSC A/322.
Tone row
Tone row (German Reihe or Tonreihe): ordered, non-repeating arrangement of all twelve chromatic pitch classes, the basis of Schoenberg's 1921 twelve-tone technique, used in prime, retrograde, inversion, and retrograde inversion forms.
Tone Wieten
Tone Wieten (born 1994, Amsterdam) is a Dutch rower, two-time Olympic champion in the men's quadruple sculls (Tokyo 2020, Paris 2024) and Rio 2016 eight bronze medallist; world champion 2019 and 2023; retired March 2025.
Toner (skin care)
Toner (skin care): water-based liquid applied after cleansing, before serum or moisturizer. Modern types are hydrating, exfoliating (AHA/BHA), or soothing; dermatologists consider it optional, unlike the old alcohol-based astringents.
Toneri Shinnō
Toneri Shinnō (舎人親王) was a Japanese imperial prince, son of Emperor Tenmu, who directed the Nihon Shoki chronicle presented in 720 and headed the Council of State.
Tones and I
Tones and I is the stage name of Toni Watson, an Australian singer-songwriter whose 2019 single "Dance Monkey" topped charts in over 30 countries and set an Australian record for weeks at number one.
ToneTag
ToneTag, legally Naffa Innovations Pvt. Ltd, is a Bengaluru deeptech payments startup founded in 2013 by Kumar Abhishek and Vivek Singh that transmits encrypted payments over sound waves.
Tonfa
Tonfa (トンファー, 旋棍; tunfa, tuifa): Okinawan kobudo weapon, a wooden stick with a perpendicular handle wielded in pairs, traditionally derived from a millstone handle and the basis of the PR-24 side-handle police baton.
Tong (堂) (organization)
Tong (堂), Chinese for association, names fraternal organizations in North American Chinatowns that provided mutual aid to Chinese immigrants and, in some cases, ran vice businesses; the Hip Sing and On Leong tongs fought 19-year tong wars.
Tống Duy Tân
Tống Duy Tân (1838–1892) was a Vietnamese mandarin, a Nguyễn dynasty doctoral degree holder who led the Hùng Lĩnh uprising (1886–1892), an anti-French resistance in Thanh Hóa province.
Tong Fengcai
Tong Fengcai (佟凤彩, 1622–1677) was a Qing dynasty civil administrator of the Han Army Plain Blue Banner who served as governor of Sichuan, Guizhou, and Henan, known for fiscal and labor reforms.
Tong Fuk (塘福)
Tong Fuk (塘福) is a coastal village on South Lantau, Hong Kong, recorded in the 1595 Yue Daji and 1819 Xin'an Gazetteer, with Bronze Age archaeology, a 1802 Hung Shing Temple, and New Lantao Bus routes 1, 2, 4, 11, 11A, 23 and N35.
Tong Guan
Tong Guan (童贯, 1054–1126) was a Song dynasty eunuch official and general who held supreme military command under Emperor Huizong for about twenty years before his execution in 1126.
Tong Wars
Tong wars were violent conflicts between rival Chinese-American tongs, notably the Hip Sing Tong and On Leong Tong, in New York, San Francisco, and other Chinatowns from the 1880s to the 1920s, fought over gambling, opium, prostitution, and territory.
Tong Wen
Tong Wen (佟文), Chinese judoka born 1983 in Tianjin, +78 kg. Olympic gold 2008, bronze 2012; seven world titles 2003-2011, joint female record with Ryoko Tani; 2010 clenbuterol ban overturned by CAS.
Tong Yabghu Qaghan
Tong Yabghu Qaghan (統葉護可汗) was khagan of the Western Turkic Khaganate from 618, ruling from the Tarim Basin to the Caucasus and controlling the Silk Road.
Tong, Lewis
Tong (Tunga) is a crofting township on the Isle of Lewis, parish of Stornoway, near the Sands of Tong. Known for its 1808 former parish manse (listed 2007) and the 1919 land raid on Tong Farm under Lord Leverhulme.
Tonga
Tonga (Puleʻanga Fakatuʻi ʻo Tonga), officially the Kingdom of Tonga, is a Polynesian island nation of 171 islands in the South Pacific, the only Pacific country never colonized.
Tonga praise poetry
Tonga praise poetry refers to two unrelated praise-poetry traditions: Kuyabila, the cattle praise poetry of the Tonga people of Southern Zambia, and the royal praise verse of Polynesian Tonga.
Tonga Ridge
Tonga Ridge is an undersea ridge in the South Pacific Ocean forming the frontal arc of the Tonga-Kermadec subduction system, where the Pacific Plate subducts beneath the Indo-Australian plate.
Tonga sports association and national olympic committee
TASANOC (Tonga Sports Association and National Olympic Committee) is Tonga's National Olympic Committee, IOC-recognized in 1984, serving 41 national federations and fielding Team Tonga at the Olympics, Commonwealth Games, and Pacific Games.
Tonga Trench
The Tonga Trench is an oceanic trench in the South Pacific Ocean where the Pacific Plate subducts beneath the Australian Plate, reaching a depth of 10,882 meters.
Tongan castaways
The Tongan castaways were six schoolboys who ran away in June 1965, were shipwrecked on the uninhabited island of 'Ata, and survived 15 months until rescue.
Tongan literature
Tongan literature is the oral and written literary expression of the Tongan people, encompassing oral genres like genealogical song and legend alongside writing introduced by missionaries in the early 1800s.