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FAST-LIO
FAST-LIO (Fast LiDAR-Inertial Odometry) is an open-source package that estimates robot trajectories and builds 3D maps by fusing LiDAR and IMU data through a Kalman filter.
FAST-LIVO
FAST-LIVO (Fast and Tightly-coupled Sparse-Direct LiDAR-Inertial-Visual Odometry) is an open-source odometry and mapping system fusing LiDAR, IMU, and camera data, published by the HKU MARS lab at IROS 2022.
Fast-neutron reactor
A fast-neutron reactor, or fast reactor, is a nuclear reactor that sustains fission with unmoderated high-energy neutrons, using uranium about 60 times more efficiently than conventional reactors.
Fast-Planner
Fast-Planner is an open-source quadrotor motion planning system, proposed in 2019, that combines kinodynamic search with B-spline optimization for fast autonomous flight in complex environments; it underpins projects like FUEL and ego-planner.
Fast.ai
Fast.ai is a research institute co-founded by Jeremy Howard and Rachel Thomas that makes deep learning accessible through its free Practical Deep Learning for Coders course and fastai library.
FASTag
FASTag is a passive RFID tag affixed to a vehicle's windshield that pays highway tolls electronically in India, mandatory for all vehicles since January 2021.
FastAPI
FastAPI is a high-performance Python web framework for building APIs, created by Sebastián Ramírez in 2018, built on Starlette and Pydantic, and known for automatic OpenAPI documentation and high throughput.
Fastback
A fastback is a car body style with a roofline descending in one continuous slope to the rear bumper, as on the 1965 Ford Mustang Fastback.
Fastems
Fastems is a family-owned Finnish manufacturer of flexible automation systems for CNC machine tools, created in 1994 from Valmet Factory Automation and headquartered in Tampere.
Fastener
A fastener is a hardware device such as a bolt, screw, nut, or rivet that joins parts and can usually be taken apart without destroying them.
FASTER-LIO
Faster-LIO is a lightweight, tightly coupled LiDAR-inertial odometry system published in IEEE Robotics and Automation Letters in 2022, using incremental voxels instead of a tree-based map.
FasterTransformer
FasterTransformer (FT) is an open-source NVIDIA library, written in C++ and CUDA, providing optimized transformer encoder and decoder components for GPU inference of large models.
Fastest propeller-driven aircraft
The fastest propeller-driven aircraft is the Soviet Tupolev Tu-95, a four-engine turboprop bomber first produced in the 1950s, with a record speed of 575 mph.
FastICA
FastICA is a fast fixed-point algorithm for independent component analysis that recovers independent source signals from linear mixtures, reported by Hyvärinen and Oja in 1997 and widely used in scikit-learn.
Fastify
Fastify is a fast, low-overhead web framework for Node.js that adds minimal overhead to the platform's HTTP server while providing routing, JSON Schema validation, serialization, hooks, and a plugin system.
Fastly
Fastly, Inc. is an American edge cloud platform company headquartered in San Francisco, founded in 2011 by Artur Bergman, operating a global content delivery network with security and edge computing services.
FasTrak
FasTrak is California's electronic toll collection system, used on tolled bridges, express lanes, and roads since 1997, letting drivers pay without stopping at toll booths.
FastRunner
FastRunner was an ostrich-inspired bipedal running robot developed at IHMC in Pensacola, Florida, with DARPA funding; its simulation ran at 35 kph, though the physical robot never ran optimally.
FastSLAM
FastSLAM is a family of simultaneous localization and mapping algorithms, introduced at Stanford in 2002, that uses a Rao-Blackwellized particle filter to estimate robot paths and landmarks efficiently.
FastSpeech / FastSpeech 2
FastSpeech is a non-autoregressive text-to-speech model introduced at NeurIPS 2019 by Microsoft Research and Zhejiang University; FastSpeech 2, from 2020, trains directly on real speech with pitch, duration, and energy predictors.
FastText
FastText is an open-source library for text classification and word embeddings developed by Facebook AI Research and released in 2016, with accuracy often on par with deep learning classifiers.
FastTracker 2
FastTracker 2, also written FastTracker II and abbreviated FT2, is a DOS music tracker by Vogue and MR H of Triton, released in the mid-1990s.
Fat Man
Fat Man, also known as the Nagasaki atomic bomb, was the plutonium implosion bomb dropped by the United States on Nagasaki, Japan, on August 9, 1945, the second nuclear weapon used in war.
Fat tree
A fat tree is a data center network topology arranging commodity switches as a Clos network, adapted for data centers in a 2008 paper by Al-Fares, Loukissas, and Vahdat.
Fatah (فتح) (multiple rocket launcher)
Fatah (فتح, "conquest") is a Pakistani family of guided surface-to-surface rocket and missile systems built by NESCOM for the Pakistan Army, beginning with the Fatah-1 in 2021.
Fatality Analysis Reporting System
The Fatality Analysis Reporting System (FARS) is a census of fatal motor vehicle crashes in the United States, kept by NHTSA since 1975 and used as the federal measure of highway safety.
Fatberg
A fatberg is a solid mass of congealed fat, oil, grease, and wet wipes that blocks sewer pipes, named by London sewer workers and known since 2013.
Fateh-110
The Fateh-110, Persian for Conqueror, is an Iranian short-range solid-propellant ballistic missile developed from the Zelzal-2, first tested in 2001 and in service since 2004.
Father of All Bombs (АВБПМ)
The Father of All Bombs (FOAB), formally the Aviation Vacuum Bomb of Increased Power (АВБПМ), is a Russian thermobaric bomb Russia claimed to have tested in September 2007.
Fathom Digital Manufacturing
Fathom Digital Manufacturing is an on-demand digital manufacturing company headquartered in Hartland, Wisconsin, offering 3D printing, CNC machining, injection molding, and sheet metal fabrication; it was taken private by CORE Industrial Partners in 2024.