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Root directory
The root directory (root folder) is the topmost directory of a file system. In Unix it is written as a single slash (/), from which all absolute paths start.
Root locus
The root locus is a control engineering method that plots a closed-loop system's poles in the complex plane as feedback gain varies, used to judge stability.
Root name server
A root name server, or DNS root server, is an authoritative name server for the DNS root zone, with 13 identifiers served from more than 1,500 anycast instances worldwide.
Root server system governance agreements
Root server system governance agreements are the contracts and memoranda coordinating the DNS root zone, ranging from the binding 2016 ICANN–Verisign agreement to mostly voluntary arrangements with root server operators.
Root-MUSIC
Root-MUSIC is a polynomial-rooting variant of the MUSIC algorithm that estimates signal directions of arrival on a uniform linear array, developed by A. Barabell in 1983.
Rooting (Android)
Rooting, also called Android rooting or phone rooting, is the process of gaining privileged root access over an Android device, usually to remove preinstalled software or install a custom OS.
Rootkit
A rootkit is malware that conceals malicious processes, files, and network connections while maintaining privileged access to a computer; the name comes from Unix's root account.
RootMetrics
RootMetrics is a Seattle mobile network analytics company founded in 2008 that tests carriers and publishes RootScore Awards, and has been owned by Ookla since 2021.
ROOTS corpus
The ROOTS corpus is a 1.6TB multilingual dataset built by the BigScience workshop as the pretraining corpus for the BLOOM language model, combining 498 datasets across 59 languages.
Ropar power station
Ropar power station, formally the Guru Gobind Singh Super Thermal Power Plant, is a coal-fired plant in Punjab, India, run by PSPCL with four 210 MW units.
Roper Corporation (appliance manufacturer)
Roper Corporation is a GE Appliances cooking-products plant in LaFayette, Georgia, with over 2,000 employees; GE acquired the original Roper range maker in 1988 after a bidding war with Whirlpool.
Ropucha-class landing ship
The Ropucha class (Project 775) is a class of 28 large tank landing ships built in Gdańsk, Poland, for the Soviet Navy from 1974 and operated mainly by Russia.
ROS 2
ROS 2 (Robot Operating System 2) is an open-source robotics middleware suite, a ground-up redesign of ROS 1 built on the DDS standard for performance-critical real-time systems.
ros_control
ros_control is a robot-agnostic control framework for ROS 1, providing a hardware abstraction layer, a controller manager that runs a real-time control loop, and reusable controllers.
ros2_control
ros2_control is a real-time, hardware-agnostic control framework for ROS 2 developed by the ros-controls community, managing controller loading, execution, and hardware access through a Controller Manager and Resource Manager.
Rosa field
Rosa is a deepwater oil field in Block 17 offshore Angola, discovered in 1998 and producing since 2007 through a subsea tieback to the Girassol FPSO.
ROSA ONE Brain
ROSA ONE Brain is a robotic stereotactic neurosurgery platform made by MEDTECH in France and marketed by Zimmer Biomet, used for procedures like SEEG and deep brain stimulation.
Rosa Thermal Power Plant
Rosa Thermal Power Plant is a 1,200 MW coal-fired power station at Rosa in Shahjahanpur district, Uttar Pradesh, India, with four 300 MW units commissioned by 2012.
Rosalia Indah
Rosalia Indah is an Indonesian intercity bus company founded in 1983 with one vehicle and headquartered in Karanganyar, Central Java, known as "Sultan Palur" and holding a MURI record for its double-decker fleet.
Rosalind Picard
Rosalind W. Picard is an American scientist and engineer at the MIT Media Lab who founded affective computing in 1994 and co-founded Affectiva and Empatica.
Rosarito Gas Pipeline
The Rosarito Gas Pipeline (Gasoducto Rosarito) is a natural gas pipeline system in Baja California, Mexico, owned by IEnova, a subsidiary of Sempra Infrastructure, carrying US gas westward.
ROSAT
ROSAT, the Roentgen Satellite, was a German, US, and UK X-ray astronomy satellite launched in 1990 that performed the first all-sky survey with an imaging X-ray telescope.
Rosatom (Росатом)
Rosatom, formally the State Atomic Energy Corporation Rosatom, is the Russian state corporation established in 2007 that manages the country's entire nuclear sector, from uranium mining to plant exports.
Rosavtodor
Rosavtodor (Russian: Росавтодор), formally the Federal Road Agency, is the federal executive body managing Russia's federal highway network, operating under the Ministry of Transport since 1991.
Roscoe Wind Farm
The Roscoe Wind Farm is a 781.5-megawatt onshore wind complex near Roscoe, Texas, whose 627 turbines made it the world's largest wind farm on completion in 2009.
Roscosmos
Roscosmos (Роскосмос), also called the Russian Federal Space Agency, is the state corporation running Russia's civil space program, created in 1992 and reorganized in 2015.
Rose cut
The rose cut is a style of gem cutting, originally for diamond, with a flat base, a domed crown of triangular facets, and no pavilion.
Rose window
The rose window, also called a wheel window or rosace, is a circular stained-glass window with radiating tracery, reaching full nave width in French Gothic cathedrals by the mid-thirteenth century.
Rosebud Coal Mine
The Rosebud Coal Mine is a large surface coal mine near Colstrip, Montana, operated by Westmoreland Rosebud Mining and supplying the adjacent Colstrip Power Plant.
Rosecliff
Rosecliff is a Gilded Age mansion at 584 Bellevue Avenue in Newport, Rhode Island, built 1899 to 1902 for Nevada silver heiress Theresa Fair Oelrichs, designed by Stanford White.