All articles starting with L
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Logit masking
Logit masking is a decoding-time technique that sets disallowed tokens' logits to negative infinity before sampling, so a language model's output conforms to a grammar such as a JSON Schema.
Logitech
Logitech International S.A., also known as Logicool, is a Swiss computer peripherals manufacturer founded in 1981 in Apples, Switzerland, and known for mice, keyboards, webcams, and gaming gear.
Logitech MX Master 4
The Logitech MX Master 4 is a wireless productivity mouse unveiled by Logitech on September 30, 2025, featuring haptic feedback, an Actions Ring of shortcuts, and 70-day battery life.
Logitech Unifying receiver
The Logitech Unifying receiver is a small USB dongle, introduced by Logitech in 2009, that pairs with up to six compatible wireless mice and keyboards on one receiver.
Logjam (computer security)
Logjam is a man-in-the-middle downgrade attack against TLS, disclosed in 2015, that forces weak 512-bit export-grade Diffie-Hellman key exchange and breaks it to read traffic.
Loglan
Loglan is a constructed logical language created by James Cooke Brown in the late 1950s to test the Sapir-Whorf hypothesis, announced in Scientific American in 1960; its 1987 public-domain fork is Lojban.
LogMAR chart
LogMAR chart: eye chart with logarithmic letter-size progression, 5 letters per line, and letter-by-letter scoring, from Bailey–Lovie (1976) and the ETDRS chart (1982), the clinical-trial standard for visual acuity.
LogMeIn Hamachi
LogMeIn Hamachi is a closed-source hosted VPN service that creates virtual local area networks over the internet, popular for multiplayer gaming; it was acquired by LogMeIn in 2006.
Lognormal distribution (finance)
In finance, the lognormal distribution models asset prices, which stay positive while their logarithms are normally distributed, and underlies Markowitz portfolio selection and the Black–Scholes formula.
Logo
A logo is a visual mark identifying a brand, also called a logotype or brandmark. Covers the five logo types (wordmark, lettermark, symbol, combination mark, emblem), trademark protection, distinctiveness research, and case studies such as the Smithsonian sunburst and W3C refresh.
Logo (programming language)
Logo is a programming language designed for education, a Lisp dialect created in 1967 at BBN by Seymour Papert and colleagues, best known for its turtle graphics.
Logo TV
Logo is an American basic-cable television network and digital brand for the LGBTQ+ community. Launched June 30, 2005, it features shows with a distinctly queer lens.
Logocentrism
Logocentrism, coined by Ludwig Klages in the 1920s and central to Jacques Derrida's deconstruction in Of Grammatology (1967), names the Western privileging of speech, reason, and a fixed foundation of meaning over writing; critics include Wood and Searle.
Logogram
Logogram: a written symbol representing a whole word or morpheme rather than a speech sound; also called logograph. Central to Egyptian hieroglyphs, cuneiform, and Chinese characters; pure logographic systems do not exist today.
Logone
Logone River, Central Africa; tributary of the Chari, rising in Cameroon (Mbéré), joining the Chari at N'Djamena; 550 km, 73,700 km² basin, Yaérés floodplain, Maga dam, major Lake Chad inflow.
Logone Occidental Region
Logone Occidental, a region of southern Chad with capital Moundou, four departments (Dodje, Gueni, Lac Wey, Ngourkosso), about 689,044 people in 2009, 1,000-1,200 mm rainfall, cotton farming.
Logone Oriental Region
Logone Oriental (Région du Logone Oriental) is a province of southwestern Chad with capital Doba, departments including Nya Pendé and Kouh-Est, 785,735 people (2009 census), oil fields near Doba, and high multidimensional poverty.
Logone-Birni
Logone-Birni is a town in Cameroon's Far North Region on the Logone River, the historic capital of the southern Kotoko kingdom known as Logone or Lagouane.
Logopenic progressive aphasia
Logopenic progressive aphasia (LPA, lvPPA) is a variant of primary progressive aphasia marked by word-finding difficulty and impaired sentence repetition with spared single-word comprehension, usually linked to Alzheimer disease and left temporoparietal atrophy.
Logorrhea (psychology)
Logorrhea (logorrhoea) is excessive, uncontrollable speech flow, a clinical sign in mania, schizophrenia, catatonia, Wernicke's aphasia, and dementia; from Greek logos plus rhein, coined from diarrhea, first recorded 1878.
Logos
Logos (λόγος) is the ancient Greek term for word, speech, reason, and account, first made philosophical by Heraclitus as the world's rational order, then developed by Plato, Aristotle, the Stoics, Philo, and John's prologue.
Logos (Christianity)
In Christian theology, the Logos (Greek λόγος, "word") is the Word of God, identified with the pre-existent second person of the Trinity, chiefly in John 1:1 and 1:14.
Logos Global Management LP
Logos Global Management LP, known as Logos Capital, is a San Francisco biotechnology investment firm founded in 2019 by Dr. Arsani William, its Managing Partner and Chief Investment Officer.
Logos Olori
Logos Olori is the stage name of Olalekan Emeka Taiwo, a Nigerian Afrobeats singer-songwriter from Ajegunle, Lagos, signed to Davido Music Worldwide in 2023 and known for "Jaye Lo" and "Picasso".
Logotherapy
Logotherapy, also called meaning-centered therapy, is a psychotherapy developed by Austrian psychiatrist Viktor Frankl, based on the idea that people are primarily motivated by a will to meaning.
Logothete of the Drome
The Logothete of the Drome (Λογοθέτης τοῦ δρόμου) was a senior Byzantine official, created in the 8th century, who directed the imperial post, received ambassadors, and later led foreign affairs.
Logout (film)
Logout (लॉगआउट) is a 2025 Hindi cyber-thriller ZEE5 Original film directed by Amit Golani, written by Biswapati Sarkar, starring Babil Khan as influencer Pratyush Dua whose phone is seized by an obsessive fan; released 18 April 2025.
Logrones
Logrones (Logroñés): football identity of Logroño, Spain. Historic CD Logroñés (founded 1940, Primera 1987-97) dissolved 2009, leaving fan-owned SD Logroñés and Félix Revuelta's UD Logroñés, both at Las Gaunas.
Logroño
Logroño, capital of La Rioja in northern Spain on the Ebro River, a Camino de Santiago city of about 150,000 people known for Rioja wine tourism, its 1095 fuero, and consistently high Spanish quality-of-life rankings.
Logseq
Logseq is a free, open-source knowledge management and collaboration platform that stores notes as interlinked blocks, runs on desktop, web, and mobile, and emphasizes privacy and user control.