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Lidar

Index Lidar

Lidar (also called LIDAR, LiDAR, and LADAR) is a surveying method that measures distance to a target by illuminating the target with pulsed laser light and measuring the reflected pulses with a sensor. [1]

192 relations: Abingdon-on-Thames, Aerosol, AGM-129 ACM, Agricultural Research Service, Aircraft, Alps, Apollo 15, Archaeology, Arlen F. Chase, Assetto Corsa, Atmosphere, Atmospheric lidar, Atmospheric physics, Atomic line filter, Attenuation, Autonomous car, Autonomous cruise control system, Azimuth, Backscatter, Bathymetry, Bayes' theorem, Beam splitter, Biomass, Boeing AH-6, Bresenham's line algorithm, Canopy (biology), Caracol, Ceilometer, Charge-coupled device, CLidar, Cloud, CMOS, Coherence (physics), Computational fluid dynamics, DARPA Grand Challenge, DBSCAN, Depolarization, Diane Zaino Chase, Digital elevation model, Digital Light Processing, Doppler broadening, Doppler effect, Driverless tractor, Earth Surface Processes and Landforms, Edward Hutchinson Synge, El Mirador, Electron, English Heritage, European Space Agency, F. J. Duarte, ..., Fault (geology), Fluorescence, Forestry, Fort Beauséjour, Gallium arsenide, Geodesy, Geography, Geology, Geomatics, Geomorphology, Glacier, Global Positioning System, Homodyne detection, House of Cards (Radiohead song), Hydrographic survey, ICESat, Indium gallium arsenide, Inertial measurement unit, Infrared, Interferometric visibility, Introversion Software, IRacing, Joint European Torus, La Ciudad Blanca, La Mosquitia, Laser, Laser guidance, Laser rangefinder, Laser scanning, LibLAS, Lidar, Lidar detector, LIDAR traffic enforcement, Light, List of laser articles, Lunar Laser Ranging experiment, Mahendraparvata, Mars, Mars Global Surveyor, Mars Orbiter Laser Altimeter, Maya civilization, Meteorology, Micrometre, Mie scattering, MIT Lincoln Laboratory, MIT Technology Review, Molecule, Mont Blanc massif, Mount St. Helens, Nacelle, Nanometre, NASA, National Center for Atmospheric Research, National lidar dataset, National Lidar Dataset (United States), Neodymium-doped yttrium lithium fluoride, Night vision device, Nitrogen, Nuclear fusion, Optech, Optical heterodyne detection, Optical resolution, Optical time-domain reflectometer, Orbital elements, Orbital station-keeping, Orienteering, Oxford English Dictionary, Oxygen, Petros Serghiou Florides, Phased array, Phoenix (spacecraft), Photodetector, Photodiode, Photogrammetry, Photomultiplier, Photovoltaics, Plasma (physics), Point cloud, Portmanteau, Potassium, Precision agriculture, Project CARS, Pulsed laser, Q-switching, Radar, Radiohead, Raman scattering, Raman spectroscopy, Range imaging, Rayleigh scattering, Relative velocity, Robotics, Rock mass rating, Rotating calipers, Satellite, Satellite laser ranging, Satellite navigation, Save-the-Redwoods League, Scheimpflug principle, Seattle Fault, Seismology, Shading, Shutter (photography), Sick AG, Simultaneous localization and mapping, Situation awareness, SMR classification, SODAR, Sodium, Soil survey, Solid-state electronics, Sonar, Space rendezvous, Spacecraft, Speckle pattern, Speed limit enforcement, Stanley (vehicle), Stephen C. Sillett, Structure from motion, Surveying, Tacheometry, Tank, Tectonic uplift, Tessellation, Tests of general relativity, The New York Times, Thomson scattering, Time-domain reflectometry, TopoFlight, Tour Ronde, Ultraviolet, United States Geological Survey, Unmanned aerial vehicle, Velodyne LiDAR, Washington (state), Wind farm, Wind turbine, World Geodetic System, Yttrium aluminium garnet, 2008 Summer Olympics, 3D modeling, 3D scanner. Expand index (142 more) »

Abingdon-on-Thames

Abingdon-on-Thames, also known as Abingdon on Thames or just Abingdon, is a historic market town and civil parish in the ceremonial county of Oxfordshire, England.

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Aerosol

An aerosol is a suspension of fine solid particles or liquid droplets, in air or another gas.

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AGM-129 ACM

The AGM-129 ACM (Advanced Cruise Missile) was a low-observable, subsonic, turbofan-powered, air-launched cruise missile originally designed and built by General Dynamics and eventually acquired by Raytheon Missile Systems.

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Agricultural Research Service

The Agricultural Research Service (ARS) is the principal in-house research agency of the United States Department of Agriculture (USDA).

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Aircraft

An aircraft is a machine that is able to fly by gaining support from the air.

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Alps

The Alps (Alpes; Alpen; Alpi; Alps; Alpe) are the highest and most extensive mountain range system that lies entirely in Europe,The Caucasus Mountains are higher, and the Urals longer, but both lie partly in Asia.

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Apollo 15

Apollo 15 was the ninth manned mission in the United States' Apollo program, the fourth to land on the Moon, and the eighth successful manned mission.

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Archaeology

Archaeology, or archeology, is the study of humanactivity through the recovery and analysis of material culture.

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Arlen F. Chase

Arlen F. Chase (born 1953) is a Mesoamerican archaeologist and is faculty member in the anthropology department at the.

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Assetto Corsa

Assetto Corsa (Italian for "racing setup") is a sim racing video game developed by the Italian video game developer Kunos Simulazioni.

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Atmosphere

An atmosphere is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body.

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Atmospheric lidar

Atmospheric lidar is a class of instruments that uses laser light to study atmospheric properties from the ground up to the top of the atmosphere.

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Atmospheric physics

Atmospheric physics is the application of physics to the study of the atmosphere.

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Atomic line filter

An atomic line filter (ALF) is an advanced optical band-pass filter used in the physical sciences for filtering electromagnetic radiation with precision, accuracy, and minimal signal strength loss.

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Attenuation

In physics, attenuation or, in some contexts, extinction is the gradual loss of flux intensity through a medium.

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Autonomous car

An autonomous car (also known as a driverless car, self-driving car, and robotic car) is a vehicle that is capable of sensing its environment and navigating without human input.

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Autonomous cruise control system

Autonomous cruise control (ACC; also called adaptive cruise control, radar cruise control, traffic-aware cruise control or dynamic radar cruise control) is an optional cruise control system for road vehicles that automatically adjusts the vehicle speed to maintain a safe distance from vehicles ahead.

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Azimuth

An azimuth (from the pl. form of the Arabic noun "السَّمْت" as-samt, meaning "the direction") is an angular measurement in a spherical coordinate system.

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Backscatter

In physics, backscatter (or backscattering) is the reflection of waves, particles, or signals back to the direction from which they came.

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Bathymetry

Bathymetry is the study of underwater depth of lake or ocean floors.

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Bayes' theorem

In probability theory and statistics, Bayes’ theorem (alternatively Bayes’ law or Bayes' rule, also written as Bayes’s theorem) describes the probability of an event, based on prior knowledge of conditions that might be related to the event.

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Beam splitter

A beam splitter is an optical device that splits a beam of light in two.

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Biomass

Biomass is an industry term for getting energy by burning wood, and other organic matter.

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Boeing AH-6

The Boeing AH-6 is a series of light helicopter gunships based on the MH-6 Little Bird and MD 500 family.

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Bresenham's line algorithm

Bresenham's line algorithm is an algorithm that determines the points of an n-dimensional raster that should be selected in order to form a close approximation to a straight line between two points.

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Canopy (biology)

In biology, the canopy is the aboveground portion of a plant community or crop, formed by the collection of individual plant crowns.

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Caracol

Caracol is the name given to a large ancient Maya archaeological site, located in what is now the Cayo District of Belize.

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Ceilometer

A ceilometer is a device that uses a laser or other light source to determine the height of a cloud ceiling or cloud base.

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Charge-coupled device

A charge-coupled device (CCD) is a device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for example conversion into a digital value.

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CLidar

The CLidar is a scientific instrument used for measuring particulates (aerosols) in the lower atmosphere.

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Cloud

In meteorology, a cloud is an aerosol consisting of a visible mass of minute liquid droplets, frozen crystals, or other particles suspended in the atmosphere of a planetary body.

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CMOS

Complementary metal–oxide–semiconductor, abbreviated as CMOS, is a technology for constructing integrated circuits.

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Coherence (physics)

In physics, two wave sources are perfectly coherent if they have a constant phase difference and the same frequency, and the same waveform.

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Computational fluid dynamics

Computational fluid dynamics (CFD) is a branch of fluid mechanics that uses numerical analysis and data structures to solve and analyze problems that involve fluid flows.

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DARPA Grand Challenge

The DARPA Grand Challenge is a prize competition for American autonomous vehicles, funded by the Defense Advanced Research Projects Agency, the most prominent research organization of the United States Department of Defense.

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DBSCAN

Density-based spatial clustering of applications with noise (DBSCAN) is a data clustering algorithm proposed by Martin Ester, Hans-Peter Kriegel, Jörg Sander and Xiaowei Xu in 1996.

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Depolarization

In biology, depolarization is a change within a cell, during which the cell undergoes a shift in electric charge distribution, resulting in less negative charge inside the cell.

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Diane Zaino Chase

Diane Zaino Chase (born 1953) is an American anthropologist and archaeologist who specializes in the study of the Ancient Maya.

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Digital elevation model

A digital elevation model (DEM) is a 3D CG representation of a terrain's surface – commonly of a planet (e.g. Earth), moon, or asteroid – created from a terrain's elevation data.

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Digital Light Processing

Digital Light Processing (DLP) is a display device based on optical micro-electro-mechanical technology that uses a digital micromirror device.

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Doppler broadening

In atomic physics, Doppler broadening is the broadening of spectral lines due to the Doppler effect caused by a distribution of velocities of atoms or molecules.

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Doppler effect

The Doppler effect (or the Doppler shift) is the change in frequency or wavelength of a wave in relation to observer who is moving relative to the wave source.

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Driverless tractor

A driverless tractor is an autonomous farm vehicle that a delivers a high tractive effort (or torque) at slow speeds, for the purposes of tillage and other agricultural tasks.

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Earth Surface Processes and Landforms

Earth Surface Processes and Landforms is the journal of the British Society for Geomorphology (BSG), formerly the British Geomorphological Research Group (BGRG) and is an international journal of geomorphology, publishing on all aspects of Earth Surface Science.

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Edward Hutchinson Synge

Edward Hutchinson Synge (1 June 1890 – 26 May 1957) was an Irish physicist who published a complete theoretical description of the near-field scanning optical microscope, an instrument used in nanotechnology, several decades before it was experimentally developed.

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El Mirador

El Mirador (which translates as “the lookout,” “the viewpoint,” or “the belvedere”) is a large pre-Columbian Maya settlement, located in the north of the modern department of El Petén, Guatemala.

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Electron

The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.

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English Heritage

English Heritage (officially the English Heritage Trust) is a registered charity that manages the National Heritage Collection.

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European Space Agency

The European Space Agency (ESA; Agence spatiale européenne, ASE; Europäische Weltraumorganisation) is an intergovernmental organisation of 22 member states dedicated to the exploration of space.

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F. J. Duarte

Francisco Javier "Frank" Duarte (born c. 1954) is a laser physicist and author/editor of several well-known books on tunable lasers and quantum optics.

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Fault (geology)

In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement as a result of rock-mass movement.

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Fluorescence

Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation.

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Forestry

Forestry is the science and craft of creating, managing, using, conserving, and repairing forests, woodlands, and associated resources to meet desired goals, needs, and values for human and environment benefits.

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Fort Beauséjour

Fort Beauséjour is a large five-bastioned star fort on the Isthmus of Chignecto, a neck of land connecting present-day New Brunswick with Nova Scotia, Canada.

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Gallium arsenide

Gallium arsenide (GaAs) is a compound of the elements gallium and arsenic.

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Geodesy

Geodesy, also known as geodetics, is the earth science of accurately measuring and understanding three of Earth's fundamental properties: its geometric shape, orientation in space, and gravitational field.

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Geography

Geography (from Greek γεωγραφία, geographia, literally "earth description") is a field of science devoted to the study of the lands, the features, the inhabitants, and the phenomena of Earth.

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Geology

Geology (from the Ancient Greek γῆ, gē, i.e. "earth" and -λoγία, -logia, i.e. "study of, discourse") is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which they change over time.

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Geomatics

Geomatics (including geomatics engineering), also known as surveying engineering or geospatial science (including geospatial engineering and geospatial technology), is the discipline of gathering, storing, processing, and delivering geographic information or spatially referenced information.

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Geomorphology

Geomorphology (from Ancient Greek: γῆ, gê, "earth"; μορφή, morphḗ, "form"; and λόγος, lógos, "study") is the scientific study of the origin and evolution of topographic and bathymetric features created by physical, chemical or biological processes operating at or near the Earth's surface.

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Glacier

A glacier is a persistent body of dense ice that is constantly moving under its own weight; it forms where the accumulation of snow exceeds its ablation (melting and sublimation) over many years, often centuries.

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Global Positioning System

The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radionavigation system owned by the United States government and operated by the United States Air Force.

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Homodyne detection

Homodyne detection is a method of extracting information encoded as modulation of the phase and/or frequency of an oscillating signal, by comparing that signal with a standard oscillation that would be identical to the signal if it carried null information.

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House of Cards (Radiohead song)

"House of Cards" is a song by English rock band Radiohead from their seventh studio album In Rainbows (2007).

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Hydrographic survey

Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore oil exploration/offshore oil drilling and related activities.

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ICESat

ICESat (Ice, Cloud, and land Elevation Satellite), part of NASA's Earth Observing System, was a satellite mission for measuring ice sheet mass balance, cloud and aerosol heights, as well as land topography and vegetation characteristics.

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Indium gallium arsenide

Indium gallium arsenide (InGaAs) (alternatively gallium indium arsenide, GaInAs) is a ternary alloy (chemical compound) of indium arsenide (InAs) and gallium arsenide (GaAs).

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Inertial measurement unit

An inertial measurement unit (IMU) is an electronic device that measures and reports a body's specific force, angular rate, and sometimes the magnetic field surrounding the body, using a combination of accelerometers and gyroscopes, sometimes also magnetometers.

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Infrared

Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

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Interferometric visibility

The interferometric visibility (also known as interference visibility and fringe visibility, or just visibility when in context) quantifies the contrast of interference in any system which has wave-like properties, such as optics, quantum mechanics, water waves, or electrical signals.

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Introversion Software

Introversion Software Limited is a British video game developer based in Walton-on-Thames, England.

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IRacing

iRacing, previously iRacing.com is a subscription-based racing simulation released by iRacing.com Motorsport Simulations in 2008.

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Joint European Torus

JET, the Joint European Torus, is the world's largest operational magnetically confined plasma physics experiment, located at Culham Centre for Fusion Energy in Oxfordshire, UK.

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La Ciudad Blanca

La Ciudad Blanca (Spanish for "The White City") is a legendary settlement said to be located in the Mosquitia region of the Gracias a Dios Department in eastern Honduras.

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La Mosquitia

La Mosquitia is the easternmost part of Honduras along the Mosquito Coast, which extends into northeastern Nicaragua.

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Laser

A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.

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Laser guidance

Laser guidance directs a robotic system to a target position by means of a laser beam.

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Laser rangefinder

A laser rangefinder is a rangefinder that uses a laser beam to determine the distance to an object.

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Laser scanning

In modern surveying, the general meaning of laser scanning is the controlled deflection of laser beams, visible or invisible.

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LibLAS

libLAS is a library for reading and writing geospatial data encoded in the ASPRS laser (LAS) file format, versions 1.0, 1.1 and 1.2.

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Lidar

Lidar (also called LIDAR, LiDAR, and LADAR) is a surveying method that measures distance to a target by illuminating the target with pulsed laser light and measuring the reflected pulses with a sensor.

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Lidar detector

A lidar detector or laser detector is a passive device designed to detect infrared emissions, especially those of law enforcement agencies' lidar speed detection devices, and warn motorists that their speed is being measured.

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LIDAR traffic enforcement

Lidar has a wide range of applications; one use is in traffic enforcement and in particular speed limit enforcement, gradually replacing radar after 2000.

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Light

Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.

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List of laser articles

This is a list of laser topics.

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Lunar Laser Ranging experiment

The ongoing Lunar Laser Ranging experiment measures the distance between Earth and the Moon using laser ranging.

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Mahendraparvata

Mahendraparvata (មហេន្ទ្របវ៌ត) is an ancient city of the Khmer Empire era in Cambodia.

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Mars

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Mars Global Surveyor

Mars Global Surveyor (MGS) was an American robotic spacecraft developed by NASA's Jet Propulsion Laboratory and launched November 1996.

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Mars Orbiter Laser Altimeter

MOLA topographic images of the two hemispheres of Mars. This image appeared on the cover of ''Science'' magazine in May 1999. The Mars Orbiter Laser Altimeter (MOLA) was one of five instruments on the Mars Global Surveyor (MGS) spacecraft, which operated in Mars orbit from September 1997 to November 2006.

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Maya civilization

The Maya civilization was a Mesoamerican civilization developed by the Maya peoples, and noted for its hieroglyphic script—the only known fully developed writing system of the pre-Columbian Americas—as well as for its art, architecture, mathematics, calendar, and astronomical system.

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Meteorology

Meteorology is a branch of the atmospheric sciences which includes atmospheric chemistry and atmospheric physics, with a major focus on weather forecasting.

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Micrometre

The micrometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is an SI derived unit of length equaling (SI standard prefix "micro-".

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Mie scattering

The Mie solution to Maxwell's equations (also known as the Lorenz–Mie solution, the Lorenz–Mie–Debye solution or Mie scattering) describes the scattering of an electromagnetic plane wave by a homogeneous sphere.

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MIT Lincoln Laboratory

The MIT Lincoln Laboratory, located in Lexington, Massachusetts, is a United States Department of Defense research and development center chartered to apply advanced technology to problems of national security.

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MIT Technology Review

MIT Technology Review is a magazine published by the Massachusetts Institute of Technology.

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Molecule

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

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Mont Blanc massif

The Mont Blanc massif (Massif du Mont-Blanc; Massiccio del Monte Bianco) is a mountain range in the Alps, located mostly in France and Italy, but also straddling Switzerland at its northeastern end.

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Mount St. Helens

Mount St.

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Nacelle

A nacelle is a housing, separate from the fuselage, that holds engines, fuel, or equipment on an aircraft.

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Nanometre

The nanometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (m).

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NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

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National Center for Atmospheric Research

The US National Center for Atmospheric Research (NCAR) is a US federally funded research and development center (FFRDC) managed by the nonprofit University Corporation for Atmospheric Research (UCAR) and funded by the National Science Foundation (NSF).

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National lidar dataset

A national lidar dataset refers to a high-resolution lidar dataset comprising most—and ideally all—of a nation’s terrain.

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National Lidar Dataset (United States)

Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI).

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Neodymium-doped yttrium lithium fluoride

Neodymium-doped yttrium lithium fluoride (Nd:YLF) is a lasing medium for arc lamp-pumped and diode-pumped solid-state lasers.

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Night vision device

A night vision device (NVD), also known as night optical/observation device (NOD) and night vision goggles (NVG), is an optoelectronic device that allows images to be produced in levels of light approaching total darkness.

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Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7.

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Nuclear fusion

In nuclear physics, nuclear fusion is a reaction in which two or more atomic nuclei come close enough to form one or more different atomic nuclei and subatomic particles (neutrons or protons).

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Optech

Optech Incorporated is a Canadian-owned for-profit company operating since 1974 and focusing on Laser-based survey systems.

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Optical heterodyne detection

Optical heterodyne detection is a method of extracting information encoded as modulation of the phase and/or frequency (wavelength) of electromagnetic radiation in the wavelength band of visible or infrared light.

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Optical resolution

Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.

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Optical time-domain reflectometer

An optical time-domain reflectometer (OTDR) is an optoelectronic instrument used to characterize an optical fiber.

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Orbital elements

Orbital elements are the parameters required to uniquely identify a specific orbit.

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Orbital station-keeping

In astrodynamics, the orbital maneuvers made by thruster burns that are needed to keep a spacecraft in a particular assigned orbit are called orbital station-keeping.

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Orienteering

Orienteering is a group of sports that requires navigational skills using a map and compass to navigate from point to point in diverse and usually unfamiliar terrain whilst moving at speed.

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Oxford English Dictionary

The Oxford English Dictionary (OED) is the main historical dictionary of the English language, published by the Oxford University Press.

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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Petros Serghiou Florides

Petros Serghiou Florides is a Greek Cypriot mathematical physicist whose career has been based in Ireland.

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Phased array

In antenna theory, a phased array usually means an electronically scanned array; a computer-controlled array of antennas which creates a beam of radio waves which can be electronically steered to point in different directions, without moving the antennas.

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Phoenix (spacecraft)

Phoenix was a robotic spacecraft on a space exploration mission on Mars under the Mars Scout Program.

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Photodetector

Photosensors or photodetectors are sensors of light or other electromagnetic energy.

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Photodiode

A photodiode is a semiconductor device that converts light into an electrical current.

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Photogrammetry

Photogrammetry is the science of making measurements from photographs, especially for recovering the exact positions of surface points.

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Photomultiplier

Photomultiplier tubes (photomultipliers or PMTs for short), members of the class of vacuum tubes, and more specifically vacuum phototubes, are extremely sensitive detectors of light in the ultraviolet, visible, and near-infrared ranges of the electromagnetic spectrum.

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Photovoltaics

Photovoltaics (PV) is a term which covers the conversion of light into electricity using semiconducting materials that exhibit the photovoltaic effect, a phenomenon studied in physics, photochemistry, and electrochemistry.

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Plasma (physics)

Plasma (Henry George Liddell, Robert Scott, A Greek English Lexicon, on Perseus) is one of the four fundamental states of matter, and was first described by chemist Irving Langmuir in the 1920s.

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Point cloud

A point cloud is a set of data points in space.

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Portmanteau

A portmanteau or portmanteau word is a linguistic blend of words,, p. 644 in which parts of multiple words or their phones (sounds) are combined into a new word, as in smog, coined by blending smoke and fog, or motel, from motor and hotel.

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Potassium

Potassium is a chemical element with symbol K (from Neo-Latin kalium) and atomic number 19.

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Precision agriculture

Precision agriculture (PA), satellite farming or site specific crop management (SSCM) is a farming management concept based on observing, measuring and responding to inter and intra-field variability in crops.

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Project CARS

Project CARS is a motorsport racing simulator video game developed by Slightly Mad Studios and published and distributed by Bandai Namco Entertainment.

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Pulsed laser

Pulsed operation of lasers refers to any laser not classified as continuous wave, so that the optical power appears in pulses of some duration at some repetition rate.

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Q-switching

Q-switching, sometimes known as giant pulse formation or Q-spoiling, is a technique by which a laser can be made to produce a pulsed output beam.

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Radar

Radar is an object-detection system that uses radio waves to determine the range, angle, or velocity of objects.

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Radiohead

Radiohead are an English rock band from Abingdon, Oxfordshire, formed in 1985.

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Raman scattering

Raman scattering or the Raman effect is the inelastic scattering of a photon by molecules which are excited to higher vibrational or rotational energy levels.

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Raman spectroscopy

Raman spectroscopy (named after Indian physicist Sir C. V. Raman) is a spectroscopic technique used to observe vibrational, rotational, and other low-frequency modes in a system.

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Range imaging

Range imaging is the name for a collection of techniques that are used to produce a 2D image showing the distance to points in a scene from a specific point, normally associated with some type of sensor device.

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Rayleigh scattering

Rayleigh scattering (pronounced), named after the British physicist Lord Rayleigh (John William Strutt), is the (dominantly) elastic scattering of light or other electromagnetic radiation by particles much smaller than the wavelength of the radiation.

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Relative velocity

The relative velocity \vec_ (also \vec_ or \vec_) is the velocity of an object or observer B in the rest frame of another object or observer A.

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Robotics

Robotics is an interdisciplinary branch of engineering and science that includes mechanical engineering, electronics engineering, computer science, and others.

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Rock mass rating

The Rock Mass Rating (RMR) System is a geomechanical classification system for rocks, developed by Z. T. Bieniawski between 1972 and 1973.

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Rotating calipers

In computational geometry, the method of rotating calipers is an algorithm design technique that can be used to solve optimization problems including finding the width or diameter of a set of points.

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Satellite

In the context of spaceflight, a satellite is an artificial object which has been intentionally placed into orbit.

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Satellite laser ranging

In satellite laser ranging (SLR) a global network of observation stations measures the round trip time of flight of ultrashort pulses of light to satellites equipped with retroreflectors.

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Satellite navigation

A satellite navigation or satnav system is a system that uses satellites to provide autonomous geo-spatial positioning.

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Save-the-Redwoods League

Save the Redwoods League is a nonprofit organization whose mission is to protect and restore Coast redwood (''Sequoia sempervirens'') forests.

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Scheimpflug principle

The Scheimpflug principle is a geometric rule that describes the orientation of the plane of focus of an optical system (such as a camera) when the lens plane is not parallel to the image plane.

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Seattle Fault

The Seattle Fault is a zone of multiple shallow east-west thrust faults that cross the Puget Sound Lowland and through Seattle (in the U.S. state of Washington) in the vicinity of Interstate Highway 90.

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Seismology

Seismology (from Ancient Greek σεισμός (seismós) meaning "earthquake" and -λογία (-logía) meaning "study of") is the scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies.

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Shading

Shading refers to depicting depth perception in 3D models or illustrations by varying levels of darkness.

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Shutter (photography)

In photography, a shutter is a device that allows light to pass for a determined period, exposing photographic film or a light-sensitive electronic sensor to light in order to capture a permanent image of a scene.

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Sick AG

Sick AG (or SICK, as spelled by the company), based in Waldkirch (Breisgau), Germany, is a global manufacturer of sensors and sensor solutions for industrial applications.

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Simultaneous localization and mapping

In robotic mapping and navigation, simultaneous localization and mapping (SLAM) is the computational problem of constructing or updating a map of an unknown environment while simultaneously keeping track of an agent's location within it.

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Situation awareness

Situational awareness or situation awareness (SA) is the perception of environmental elements and events with respect to time or space, the comprehension of their meaning, and the projection of their status after some variable has changed, such as time, or some other variable, such as a predetermined event.

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SMR classification

Slope Mass Rating or SMR is a rock mass classification scheme developed by Manuel Romana to describe the strength of an individual rock outcrop or slope.

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SODAR

SODAR (SOnic Detection And Ranging), also written as sodar, is a meteorological instrument used as a wind profiler to measure the scattering of sound waves by atmospheric turbulence.

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Sodium

Sodium is a chemical element with symbol Na (from Latin natrium) and atomic number 11.

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Soil survey

Soil survey, soil mapping, is the process of classifying soil types and other soil properties in a given area and geo-encoding such information.

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Solid-state electronics

Solid-state electronics means semiconductor electronics; electronic equipment using semiconductor devices such as semiconductor diodes, transistors, and integrated circuits (ICs).

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Sonar

Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.

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Space rendezvous

A space rendezvous is an orbital maneuver during which two spacecraft, one of which is often a space station, arrive at the same orbit and approach to a very close distance (e.g. within visual contact).

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Spacecraft

A spacecraft is a vehicle or machine designed to fly in outer space.

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Speckle pattern

A speckle pattern is an intensity pattern produced by the mutual interference of a set of wavefronts.

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Speed limit enforcement

Speed limit enforcement is the effort made by appropriately empowered authorities to improve driver compliance with speed limits.

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Stanley (vehicle)

Stanley is an autonomous car created by Stanford University's Stanford Racing Team in cooperation with the Volkswagen Electronics Research Laboratory (ERL).

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Stephen C. Sillett

Stephen C. Sillett (born March 19, 1968) is an American botanist specializing in old growth forest canopies.

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Structure from motion

Structure from motion (SfM) is a photogrammetric range imaging technique for estimating three-dimensional structures from two-dimensional image sequences that may be coupled with local motion signals.

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Surveying

Surveying or land surveying is the technique, profession, and science of determining the terrestrial or three-dimensional positions of points and the distances and angles between them.

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Tacheometry

Tacheometry (from Greek for "quick measure"), is a system of rapid surveying, by which the horizontal and vertical positions of points on the earth's surface relative to one another are determined without using a chain or tape, or a separate levelling instrument.

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Tank

A tank is an armoured fighting vehicle designed for front-line combat, with heavy firepower, strong armour, tracks and a powerful engine providing good battlefield maneuverability.

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Tectonic uplift

Tectonic uplift is the portion of the total geologic uplift of the mean Earth surface that is not attributable to an isostatic response to unloading.

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Tessellation

A tessellation of a flat surface is the tiling of a plane using one or more geometric shapes, called tiles, with no overlaps and no gaps.

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Tests of general relativity

Tests of general relativity serve to establish observational evidence for the theory of general relativity.

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The New York Times

The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.

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Thomson scattering

Thomson scattering is the elastic scattering of electromagnetic radiation by a free charged particle, as described by classical electromagnetism.

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Time-domain reflectometry

Time-domain reflectometry or TDR is a measurement technique used to determine the characteristics of electrical lines by observing reflected waveforms.

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TopoFlight

TopoFlight is a three-dimensional flight planning software for photogrammetric flights.

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Tour Ronde

The Tour Ronde (3,792 m) is a mountain in the Mont Blanc massif of the Alps, situated on the border between France and Italy.

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Ultraviolet

Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.

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United States Geological Survey

The United States Geological Survey (USGS, formerly simply Geological Survey) is a scientific agency of the United States government.

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Unmanned aerial vehicle

An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without a human pilot aboard.

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Velodyne LiDAR

Velodyne LiDAR is a Silicon Valley-based LiDAR technology company spun off from Velodyne Acoustics.

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Washington (state)

Washington, officially the State of Washington, is a state in the Pacific Northwest region of the United States.

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Wind farm

A wind farm is a group of wind turbines in the same location used to produce electricity.

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Wind turbine

A wind turbine is a device that converts the wind's kinetic energy into electrical energy.

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World Geodetic System

The World Geodetic System (WGS) is a standard for use in cartography, geodesy, and satellite navigation including GPS.

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Yttrium aluminium garnet

Yttrium aluminium garnet (YAG, Y3Al5O12) is a synthetic crystalline material of the garnet group.

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2008 Summer Olympics

The 2008 Summer Olympic Games, officially known as the Games of the XXIX Olympiad and commonly known as Beijing 2008, was an international multi-sport event that was held from 8 to 24 August 2008 in Beijing, China.

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3D modeling

In 3D computer graphics, 3D modeling (or three-dimensional modeling) is the process of developing a mathematical representation of any surface of an object (either inanimate or living) in three dimensions via specialized software.

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3D scanner

A 3D scanner is a device that analyses a real-world object or environment to collect data on its shape and possibly its appearance (e.g. colour).

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Redirects here:

Differential absorption LIDAR, Differential absorption lidar, Doppler LIDAR, Doppler lidar, Fluorescence lidar, LADAR, LIDAR, Ladar, Laser Altimetry, Laser Imaging Detection and Ranging, Laser altimeter, Laser altimetry, Laser imaging, Laser radar, Laser survey, LiDAR, LiDAR metrics, Light Detection and Ranging, Light detection and ranging, Micropulse Lidar, Mie lidar, Raman lidar, Rayleigh lidar.

References

[1] https://en.wikipedia.org/wiki/Lidar

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