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Rlogin
Rlogin, short for remote login, is a TCP-based Unix protocol introduced in 4.2BSD in 1983 that provides terminal sessions on remote hosts, admitting trusted users without a password.
RM-81 Agena
The RM-81 Agena, also known as the Lockheed Agena, was an American upper-stage rocket and satellite bus built by Lockheed, flown with Thor, Atlas, and Titan boosters from 1959 to 1987.
RMS Aquitania
RMS Aquitania, known as "The Ship Beautiful," was a British ocean liner of the Cunard Line, launched in 1913. It was the largest in the fleet and served for 36 years.
RMS Caronia
RMS Caronia is the name of two Cunard passenger ships built by John Brown at Clydebank: a 1905 steamship and a 1948 cruise liner known as the "Green Goddess".
RMS Carpathia
RMS Carpathia was a British Cunard Line steamship, launched in 1902, that rescued Titanic survivors in 1912 and was sunk by a German submarine in 1918.
RMS Empress of Britain
RMS Empress of Britain was a 42,000-ton Canadian Pacific ocean liner, the largest Allied liner sunk in the Second World War, lost off Ireland in 1940.
RMS Empress of Ireland
RMS Empress of Ireland was a British ocean liner that sank in the St. Lawrence River on 29 May 1914 after colliding with the Norwegian steamer Storstad, killing 1,012 people.
RMS Empress of Japan (1929)
RMS Empress of Japan, launched in 1929, was a Canadian Pacific ocean liner serving the trans-Pacific route out of Vancouver, later renamed Empress of Scotland in 1942.
RMS Lancastria
RMS Lancastria was a British Cunard ocean liner sunk by German bombers off Saint-Nazaire, France, on 17 June 1940, with the largest loss of life in British maritime history.
RMS Lusitania
RMS Lusitania was a British Cunard Line ocean liner launched in 1906, torpedoed by a German submarine off Ireland in 1915 with the loss of 1,195 lives.
RMS Majestic (1914)
RMS Majestic, also known as SS Bismarck, was a British White Star Line ocean liner completed as a war reparation and the world's largest ship until 1935.
RMS Mauretania (1906)
RMS Mauretania was a British Cunard ocean liner launched in 1906 that held the Blue Riband as the fastest Atlantic liner from 1907 to 1929.
RMS Oceanic
RMS Oceanic was a British transatlantic passenger liner of the White Star Line, launched in Belfast in 1899 and wrecked off Foula, Shetland, in September 1914.
RMS Olympic
RMS Olympic was a British White Star Line ocean liner, lead ship of the Olympic class with the Titanic and Britannic, in service from 1911 to 1935.
RMS Queen Elizabeth
RMS Queen Elizabeth was a British ocean liner launched in 1938 for Cunard's Southampton–New York service, the largest liner of her time, destroyed by fire in Hong Kong in 1972.
RMS Queen Mary
RMS Queen Mary, also known as The Queen Mary, is a retired British ocean liner moored as a hotel in Long Beach, California, since 1967.
RMS Republic (1903)
RMS Republic was a White Star Line passenger liner built in 1903 that sank off Nantucket in 1909 after colliding with the Italian steamer SS Florida.
RMSNorm
RMSNorm (root mean square layer normalization) is a neural network normalization layer proposed by Biao Zhang and Rico Sennrich in 2019 and standard in LLaMA and Mistral.
RMSProp
RMSProp is an adaptive gradient-descent optimizer for machine learning, introduced informally by Geoffrey Hinton in 2012 Coursera lectures, that divides each gradient by a decaying average of recent squared gradients.
RNA origami
RNA origami is a method for designing RNA nanostructures that fold into a target shape as a single strand is transcribed, used in nanomedicine and synthetic biology.
RNAS Lee-on-Solent (HMS Daedalus)
RNAS Lee-on-Solent, also known as HMS Daedalus, was a Royal Navy air station at Lee-on-the-Solent, Hampshire, from 1917 to 1996, and the Fleet Air Arm's spiritual home.
RNAS Yeovilton (HMS Heron)
RNAS Yeovilton, or HMS Heron, is a Royal Naval Air Station in Somerset, England, home to the Fleet Air Arm's Wildcat and commando helicopter forces since 1940.
RNN transducer
The RNN transducer (RNN-T) is a neural network architecture for sequence transduction, introduced by Alex Graves in 2012, and a standard end-to-end model for streaming speech recognition.
Road
A road is a prepared route over land, typically surfaced with asphalt, concrete, or gravel, that provides a durable track for vehicles, cyclists, and pedestrians to travel between places.
Road bicycle
A road bicycle, or road bike, is a lightweight bicycle with drop handlebars and narrow tires, built for paved surfaces and most often carbon-fiber framed, with racing versions restricted by UCI rules.
Road Development Authority (Sri Lanka)
The Road Development Authority (RDA) is Sri Lanka's apex state body for highways, managing the national road network and expressways since succeeding the Department of Highways in 1986.
Road Fund (United Kingdom)
The Road Fund was a UK government fund created by the Roads Act 1920, financed by motor vehicle license duties and abolished after hypothecation ended in 1937.
Road roller
A road roller, also known as a roller-compactor, is a heavy self-propelled engineering vehicle with wide steel drums used to compact soil, gravel, and asphalt on roads.
Road Safety Audit
A road safety audit (RSA) is a formal safety performance examination of an existing or future road or intersection by an independent, multidisciplinary team, originating in Great Britain.
Road Safety Authority
The Road Safety Authority (RSA; An tÚdarás um Shábháilteacht ar Bhóithre) is Ireland's statutory agency for driver licensing, vehicle standards, and road safety, established in 2006.