acquiring information about an object without physically coming into contact with it. Selective Availability (S/A) - Spatial analysis - the process of extracting or creating new information about geographic features by combining and intersecting existing maps. Also refers to statistical analyses conducted on spatial data (e.g. measures of aggregation or dispersal, interpolation of data between known sample points, krieging surfaces).
The process of collecting data about something from a point far away. A satellite making observations of the Earth, therefore, is using its equipment for remote sensing.
the analysis and interpretation of the earth's landscape and resources using aerial photography or satellite imagery. This is especially useful for public health analysis in the study of disease host and vector habitats, extent and magnitude of disease events and natural disasters, and changes in observations over time.
the determination of a quantity by detecting it from a distance e.g., the use of satellite-borne instruments to determine the location and amount of resources on Earth's surface.
The capture of information about the Earth from a distant vantage point. The term is often associated with satellite imagery but also applies to aerial photography, airborne digital sensors, ground-based detectors, and other devices.
the use of orbiting satellites or high altitude aircraft to collect information at, above or below the earth's surface through the use of electronic scanning or imagery.
Techniques for recording and evaluating the earth's surface via sensed aerial or satellite data.
the process of detecting and monitoring physical characteristics of an area by measuring its reflected and emitted radiation and without physically contacting the object.
Any technique used to analyze landscape patterns and trends using low altitude aerial photography or satellite imagery and various other types of mapping information collected some distance away from the area of interest.
The act of detecting objects when the sensor is not in direct contact; commonly refers to using aerial photographs to observe conditions on the Earth's surface. In agriculture, this technology can be used to determine what plants are being grown and their condition.
The determination of a quantity by detecting it from a distance. A common application of remote sensing is the use of satellite-borne instruments to determine the location and amount of resources on the surface of the Earth.
"Remote sensing is the science of deriving information about the earth's land and water areas from images acquired at a distance. It usually relies upon measurement of electromagnetic energy reflected or emitted from the features of interest (Campbell 1987)."
The monitoring of the output voltage directly at the load rather than at the power supply output terminals; this improves regulation. Useful when using long load cables.
Acquiring information about a geographic feature without contacting it physically. Methods include aerial photography and satellite imaging.
Sensing from on-orbit satellites or spacecraft for various intelligence, mapping imaging, etc. [Return
Method of collecting information on the Earth's surface without being in direct contact with it. It involves the use of cameras, detectors and radar systems.
A means of acquiring information using airborne equipment and techniques to determine the characteristics of an area. Aerial photographs from aircraft and satellite are the most common form of remote sensing.
The collection of information about an object or area from a distance. Methods employed include photography, radar, spectroscopy and magnetism.
Using sense leads connected at the output load provides feedback to voltage regulation circuits of a converter. This arrangement is used to compenate for voltage losses from long leads to a load. Also see Local Sensing.
Obtaining information about a subject without being in contact with it. This term is commonly used in conjunction with electromagnetic techniques for acquiring information; that is, techniques which image part of the electromagnetic spectrum (i.e., visible light, infrared energy (heat), X-rays, ultraviolet light, etc.); Aerial photography of the earth was the earliest form of remote sensing, but satellite observation is now most common involving the creation of photographic images or the collection of data in digital form.
The science of obtaining information about an object, area, or phenomenon through the analysis of data acquired by a device (e.g. high altitude photography, satellites) that is not in contact with the object, area, or phenomenon under investigation. Photography is a form of remote sensing. Satellites are a remote sensing platform that collect nearly real-time or periodic imagery for conducting analyses of land cover and land forms based on spectral signatures of various features on the earth.
the process by which instruments on an orbiting satellite detect wavelengths of energy reflected from Earth
collection and interpretation of information about an object without being in physical contact with the object.
Technique of regulating the output voltage of a power supply at the load by means of sensing leads which extend from the load to the regulator. This method compensates for voltage drops in the load leads.
technique of obtaining information on distant objects using electromagnetic (radar) or acoustic signals.
The process by which satellite images are created by scanning the earth's surface using sensors on satellites.
The process of detecting or monitoring the properties of an object without physically contacting the object.
Gathering information from far away; like the UVIS instrument will gather data on ultraviolet light in the saturnian system and send it back to Earth.
The use of satellites and other technology to gather information from a great distance about the Earth and its environment.
Methods for gathering data on a large or landscape scale which do not involve on-the-ground measurement, such as satellite photograph and aerial photography; often used in conjunction with Geographic Information Systems. ()
A set of field techniques that permit the location of underground features and/or concentrations of artifacts without excavation. To date, remote sensing techniques have limited usefulness since excavation is still required to obtain artifacts for analysis purposes, although this is changing. Remote sensing techniques often represent an unnecessary added cost to a survey project or where excavation will be required anyway. However, these techniques are often useful in locating burials in cemeteries, to help pinpoint where to excavate or on sites where virtually nothing is known of the occupation.
The collection of technologies and procedures by which electromagnetic radiation can be recorded from a distance.
A sensor that measures the characteristics of a field (soil or plant) without having contact with the characteristic being sensed (includes aerial photographs, satellite imaging, and other non-intrusive sensing methods).
the measurement or acquisition of information of some property of an object of phenomenon, by a recording device that is not in physical contact with the object under study (i.e., the use of satellites to gather information about the earth's land cover).
Techniques for viewing and recording conditions and resources on the earth's surface without having direct contact. It emphasizes use of aerial photographs and satellite imagery.
This type of sensing can compensate for drops in IR in a power distribution bus. It is a way of moving the point of regulation between an output terminal to a load.
A general term in this project for the acquisition of environmental data from "remote" sources, especially aircraft and satellites. Remotely-sensed data are an information source well suited to geographic information systems (GIS) in the creation of archaeological predictive models.
The process of collecting data about objects or landscape features without coming into direct physical contact with them
The technique of obtaining data about the environment and the earth from a distance - eg from aerial photography or satellites
Remotely sensed data are usually acquired from air or space borne sensors, e.g. multispectral scanners and radars. The remote sensing dataset consists of a set of raster images where each pixel represents the intensity of the reflection/echo of a geographical area in specified band of the electro magnetic spectrum. The geographic features may be identified by image interpretation with or without ground control data.
Process of detecting and (or) monitoring chemical or physical properties of an area by measuring its reflected and emitted radiation.
A means by which the power supply uses external "sensing" leads to monitor a stabilized output voltage and/or current at some point external to the power supply (usually at the batteries).
The act of obtaining information about an object from a distance. Although that distance can be small or large, remote sensing usually means gathering data from some distance above the Earth's surface (eg, aerial photography and satellite remote sensing). For more information see About remote sensing (Geoscience Australia) and An introduction to remote sensing (CSIRO Mathematical and Information Sciences, Australia).
any data or information acquisition technique that utilizes airborne techniques and/or equipment to determine the characteristics of an area. (2) ELECTION CUTTING: Periodic removal of single trees (1)
Instruments that record characteristics of objects at a distance, sometimes forming an image by gathering, focusing, and recording reflected light from the Sun, or reflected radio waves emitted by the spacecraft.
The measurement and recoding of information, data, or some property of an object or phenomenon by a device that is not in physical contact with the object or phenomenon being studied.
deriving information about the earth's surface from images acquired at a distance, usually relying on measurement of electromagnetic radiation reflected or emitted from the feature of interest
gathering information about something from a distance.
exploring features of sites and regions without excavation, e.g., infrared photography, radar, magnetometers
the science of collecting data without directly contacting its source.
A technique for regulating the output voltage of a power supply at the load by connecting the regulator error-sensing leads directly to the load. Remote sensing compensates fro specified maximum voltage drops in the load leads.
may be broadly defined as the collection of information about an object without being in physical contact with the object. Aircraft and satellites are the common platforms from which remote sensing observations are made
Acquiring data, usually by radio/t.v. waves, from a distant location. Historically kites, balloons, aircraft and now Earth-orbiting satellites have been used.
Obtaining information about an object or phenomenon without any direct contact, e.g. via the use of satellite sensors or Radar.
The collection of information about an object or event without being in physical contact with the object or event. Remote sensing is restricted to methods that record the electromagnetic radiation reflected or radiated from an object, which excludes magnetic and gravity surveys that record force fields.
is the process of obtaining information from a distance, especially from aircraft and satellites. Modern remote sensing technology has greatly expanded our ability to see and understand the Earth and its systems and to observe changes. Remote sensing has become a critical tool in activities ranging from the verification of arms control treaties to the provision of emergency aid to disaster-stricken regions. Through remote sensing we learn about problems such as droughts, famines, and floods; we obtain information about agricultural practices, weather conditions, transportation systems, river flows, and terrain changes. We use remote sensing to locate Earth's natural resources and can then use that information to exploit or protect them.
the use of aerial or satellite reconnaissance and photography to discover and interpret archaeological sites and landscape features, whether visible on the surface or buried, and the use on the ground of geophysical instruments to locate buried sites.
The science of acquiring information about the earth using instruments which are remote to the earth's surface, usually from aircraft or satellites. Instruments may use visible light, infrared or radar to obtain data. Remote sensing offers the ability to observe and collect data for large areas relatively quickly, and is an important source of data for GIS.
Any of the technical disciplines for observing and measuring the Earth from a distance, including satellite imaging, Global Positioning Systems, RADAR, SONAR, aerial photography, etc.
Science of detecting and measuring phenomena without coming into contact with it.
the act of monitoring an object without direct contact between the sensor and object.
Any technique for analyzing landscape patterns and trends using low altitude aerial photography or satellite imagery. Any environmental measurement that is done at a distance.
Technique of acquiring information about an area or an object without being in physical contact with the area or object.
The technique of obtaining data about the environment and the surface of the earth from a distance, for example, from aircraft or satellite.
the process by which a satellite scans and explores the earth. Through a variety of instruments, including special cameras, images of the earth are produced that can highlight its physical characteristics. These may include monitoring physical changes that take place over a period of time, such as the loss of wetland acreage.
Remote sensing is defined as the technique of obtaining information about objects through the analysis of data collected by special instruments that are not in physical contact with the objects of investigation.
The act of detection and/or identification of an object without direct contact. Includes aerial photos, satellite images, and LIDAR data.
Remote sensing is the ability to measure, observe or study something distant through the use of special instruments, devices or electronics, such as the use of satellites to study crop growth.
way of getting information about an object without having the measuring device in direct contact with it. Examples include radarís use of radio waves and sonarís use of sound waves to detect objects. | | | | | | | | | | N | O | | | | | | | X | Y | Z
Acquisition of object or area-based information from a distance.
The detection and/or the recording of data about an object without having the sensor in direct physical contact with the object.
the measurement or acquisition of data about an object or scene by a satellite or other instrument above or far from the object. Aerial photography, satellite imagery, and radar are all forms of remote sensing.
Remote sensing is the action of collecting images or other forms of data about the surface of the Earth, from measurements made at some distance above the Earth, processing these data and analyzing them. (Related words: earth observation, environmental monitoring)
Act of detection and/or identification of an object or series of objects without having the sensor in direct contact with the object.
the act of collecting data about an object from a distance.
The collection and interpretation of information about an object without physical contact with the object; e.g., satellite imaging, aerial photography, and open path measurements.
the measurement or acquisition of information of some property of an object or phenomenon, by a recording device not in physical or intimate contact with the object or phenomenon under study
To obtain a reading or measurement from a distance, without physical contact between the meter and the object to be measured.
Using a recording device not in physical contact with the surface being analyzed including: Using sensors sensitive to various bands of the electromagnetic spectrum. Assessing its spectral image without having the sensor in direct contact with the surface. Interpreting environmental conditions at, below and above the surface of the earth, typically by processing images from an aircraft (i.e. aerial photography), satellite imaging (i.e. LANDSAT), or radar.
Art and science of obtaining reliable information about physical objects and the environment through the process of recording, measuring, interpreting and displaying imagery there of derived from non-contact sensor systems.
A method of obtaining information about properties of an object without coming into physical contact with that object.
Remote sensing is the gathering of data from a distance. For example, spacecraft are sent into space with devices designed to study objects and phenomena and then send the information back to Earth.
Acquiring information about an object without contacting it physically. Methods include aerial photography, radar, and satellite imaging.
In the broadest sense, remote sensing is the measurement or acquisition of information of an object or phenomenon, by a recording device that is not in physical or intimate contact with the object. In practice, remote sensing is the utilization at a distance (as from aircraft, spacecraft, satellite, or ship) of any device for gathering information about the environment. Thus an aircraft taking photographs, Earth observation and weather satellites, monitoring of a foetus in the womb via ultrasound, and space probes are all examples of remote sensing.