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Spacing between measurements
In physics and geosciences, the term spatial resolution refers to distance between independent measurements, or the physical dimension that represents
Spatial_resolution
Measure of how fine an image is
the images. Spatial resolution in radiology is the ability of the imaging modality to differentiate two objects. Low spatial resolution techniques will
Image_resolution
Ability of any image-forming device to distinguish small details of an object
Rayleigh criterion, is low for a system with a high resolution. The closely related term spatial resolution refers to the precision of a measurement with respect
Angular_resolution
Spacecraft instrument
(I-bands), which have a spatial resolution of 375m at the nadir, and one day/night panchromatic band with a spatial resolution of 750m. VIIRS imaging optics
Visible Infrared Imaging Radiometer Suite
Visible_Infrared_Imaging_Radiometer_Suite
Microscopic optical resolution test device
steps in the spatial frequency range from 0.250 to 912.3 line pairs per millimeter (lp/mm). The series of elements spans the range of resolution of the unaided
1951 USAF resolution test chart
1951_USAF_resolution_test_chart
Ability of an imaging system to resolve detail
resolution Display resolution Image resolution, in computing Minimum resolvable contrast Siemens star, a pattern used for resolution testing Spatial resolution
Optical_resolution
Type of sensor
separated by at least the spatial resolution. It is possible to obtain samples at separations less than the spatial resolution and although this produces
Distributed_acoustic_sensing
American geographer
spatial resolution (also referred to as ground sample distance GSD) refers to the size of one pixel on the ground. With regard to spatial resolution Tobler
Waldo_R._Tobler
MRI procedure that measures brain activity by detecting associated changes in blood flow
near-infrared spectroscopy (NIRS). Newer methods which improve both spatial and time resolution are being researched, and these largely use biomarkers other
Functional magnetic resonance imaging
Functional_magnetic_resonance_imaging
Camera to record gamma radiation
collimator and radio-nucleide. Spatial resolution decreases rapidly at increasing distances from the camera face. This limits the spatial accuracy of the computer
Gamma_camera
Device that narrows or straightens a beam of particles or waves
which slide into place to form the desired field shape. To find the spatial resolution of a parallel hole collimator with a hole length, l {\displaystyle
Collimator
Ability to discern between single and pairs of points on one's skin
when the points are placed closer together than the participant's spatial resolution. On the basis of these observations, several researchers have strongly
Two-point_discrimination
Visual prosthesis
developed with increasingly dense electrode arrays, allowing for improved spatial resolution. The most recent ARGUS II device contains 60 electrodes, and a 200
Retinal_implant
Topic of debate in Photography
evaluated in several ways. The pixel count of an image is related to its spatial resolution and is often used as a figure of merit. The quantity of picture elements
Comparison of digital and film photography
Comparison_of_digital_and_film_photography
Electrophysiological method to record electrical activity of the brain
high-resolution anatomical imaging techniques such as magnetic resonance imaging (MRI) and computed tomography (CT). Despite its limited spatial resolution
Electroencephalography
One of several proposed laws of geography
else, but things observed at a coarse spatial resolution are more related than things observed at a finer resolution." While Tobler's first law of geography
Arbia's_law_of_geography
Indian earth observation satellite
data continuity while introducing improvements in the spatial, spectral and radiometric resolutions. Considering increase demand for large scale and topographic
Cartosat-1
Model of Earth's relief including elevation and depth underwater
arc-second resolution (e.g., from the SRTM or ASTER missions), the global bathymetry (e.g., SRTM30_PLUS) is known to a much lesser spatial resolution in the
Global_relief_model
Range of methods designed for assigning cell types
Spatial transcriptomics, or spatially resolved transcriptomics, is a method that captures positional context of transcriptional activity within intact
Spatial_transcriptomics
Digital camera image sensor
Bayer sensor and no separate anti-aliasing filter to attain a higher spatial resolution than that Bayer sensor. Independent tests indicate that the "10.2
Foveon_X3_sensor
Earth observation mission
from the Copernicus Programme that acquires optical imagery at high spatial resolution (10 m to 60 m) over land and coastal waters. The mission's Sentinel-2A
Sentinel-2
Any technique to improve resolution of an imaging system beyond conventional limits
frequency-integrated transformers (e.g., FIT) enrich super-resolution by explicitly combining spatial and frequency-domain information via FFT-based attention
Super-resolution_imaging
Payload imaging sensor
bands ranging in wavelength from 0.4 μm to 14.4 μm and at varying spatial resolutions (2 bands at 250 m, 5 bands at 500 m and 29 bands at 1 km). Together
Moderate Resolution Imaging Spectroradiometer
Moderate_Resolution_Imaging_Spectroradiometer
of secondary electrons is larger in IBID thus resulting in lower spatial resolution. Ga+ ions introduce additional contamination and radiation damage
Electron beam-induced deposition
Electron_beam-induced_deposition
Integral field spectrograph installed at the Very Large Telescope
high spatial resolution and a large simultaneous spectral range (480-930 nm). It is specifically designed to take advantage of the improved spatial resolution
Multi-Unit Spectroscopic Explorer
Multi-Unit_Spectroscopic_Explorer
NOAA weather satellite
have. Spatial resolution will be dependent on what band is being used - band 2 is the highest resolution out of all channels, with a resolution of 500 m
GOES-17
Optical system with resolution performance at the instrument's theoretical limit
construction. For microscopic instruments, the diffraction-limited spatial resolution is proportional to the light wavelength, and to the numerical aperture
Diffraction-limited_system
Database of administrative boundaries
time period." Although it is a public database, GADM has a higher spatial resolution than other free databases, and also higher than commercial software
GADM
Scanning electron microscopy technique
reaching the phosphor screen forming Kikuchi patterns (EBSPs). The EBSD spatial resolution depends on many factors, including the nature of the material under
Electron backscatter diffraction
Electron_backscatter_diffraction
Deep optics imaging technique
been developed to achieve high signal-to-noise ratio (SNR) and high spatial resolution imaging without sacrificing image depth. The theoretical model was
Ultrasound-switchable fluorescence imaging
Ultrasound-switchable_fluorescence_imaging
Structured-illumination light sheet microscopy
temporal and spatial resolution in all three dimensions. It combines the ability of light sheet microscopy to maintain spatial resolution throughout relatively
Structured illumination light sheet microscopy
Structured_illumination_light_sheet_microscopy
Radar with multiple antennas for transmitting and receiving
surveillance area, antennas are closely located to obtain better spatial resolution, Doppler resolution, and dynamic range. MIMO radar may also be used to obtain
MIMO_radar
Planned joint Indo-French weather satellite
(ISRO) of India and Centre national d'études spatiales (CNES) of France.Its orbit will provide a spatial resolution of 57 meters for land and coastal areas
TRISHNA
A spatial application is a technological application (such as video) requiring high spatial resolution, possibly at the expense of reduced temporal positioning
Spatial_application
Infrared microscopy technique
the chemical analysis power of infrared spectroscopy and the high-spatial resolution of scanning probe microscopy (SPM). The term was first used to denote
Infrared Nanospectroscopy (AFM-IR)
Infrared_Nanospectroscopy_(AFM-IR)
Cold regions surrounding impact craters
multiple local times over successive orbits, producing a map with a spatial resolution of 180 by 300 meters (590 ft × 980 ft) per pixel. Analysis of the
Cold_spot_(astronomy)
Method to measure velocities in fluid
obtain flow velocity information. These early PIV systems had limited spatial resolution and were labor-intensive, but they provided valuable insights into
Particle_image_velocimetry
Planetary defence spacecraft developed by the ESA
Dimorphos will be mapped with a spatial resolution of a few meters and the vicinity of the impact with a resolution of 10 centimeters. The mass of the
Hera_(space_mission)
Mapping brain activity by recording magnetic fields produced by currents in the brain
algorithms and hardware, and promises improved spatial resolution coupled with extremely high temporal resolution (better than 1 ms). Since the MEG signal is
Magnetoencephalography
Brain Project.The isotropic 3D spatial resolution of the BigBrain atlas is 20 μm, much finer than the typical 1 mm resolution of other existing 3D models
BigBrain
Satellite cooperation program between China and Brazil
260 m spatial resolution and 890 km of ground swath. About five days are necessary for a whole coverage of the Earth surface. Medium Resolution Camera
China–Brazil Earth Resources Satellite program
China–Brazil_Earth_Resources_Satellite_program
Images taken from an artificial satellite
geographic location." There are five types of resolution when discussing satellite imagery in remote sensing: spatial, spectral, temporal, radiometric and geometric
Satellite_imagery
Form of radar used to create images of landscapes
motion of the radar antenna over a target region to provide finer spatial resolution than conventional stationary beam-scanning radars. SAR is typically
Synthetic-aperture_radar
Subfield
biomolecules, a field also called spatial omics. Spatial biology encompasses different levels of cellular resolution including (1) subcellular localization
Spatial_biology
Medical imaging technique
and imaging methods to produce spatially localized spectra from within the sample or patient. The spatial resolution is much lower (limited by the available
Magnetic_resonance_imaging
Type of very-high-resolution microscopy
beam irradiation. Therefore, it does not suffer from a limitation in spatial resolution due to diffraction and aberration, and preparing a space for guiding
Atomic_force_microscopy
Interdisciplinary scientific study of cognitive processes
more active than others. PET has a similar spatial resolution to fMRI but extremely poor temporal resolution. Electroencephalography. EEG measures the
Cognitive_science
spectroscopy. High spatial resolution chemical imaging is possible via TERS, with routine demonstrations of nanometer spatial resolution under ambient laboratory
Tip-enhanced Raman spectroscopy
Tip-enhanced_Raman_spectroscopy
Aberration-correction microscopes in the Lawrence Berkeley National Laboratory
and application of a transmission electron microscope (TEM) with a spatial resolution below 0.05 nanometers, which is roughly half the size of an atom of
Transmission Electron Aberration-corrected Microscope Project
Transmission_Electron_Aberration-corrected_Microscope_Project
Topics referred to by the same term
peaks in a chromatogram Resolution (mass spectrometry), the ability to distinguish peaks in a mass spectrum Spatial resolution, the pixel width on the
Resolution
Detection single parties and photons
microchannel plate detector has many separate channels, it can provide spatial resolution. A microchannel plate is a slab made from resistive material (most
Microchannel_plate_detector
Simultaneous absorption of two photons of differing energies by a molecule
out-of-focus excitation, increasing penetration depth, increasing spatial resolution, and extending the excitation wavelength range. The following discussion
Non-degenerate two-photon absorption
Non-degenerate_two-photon_absorption
Search for a missing Boeing 777 in the southern Indian Ocean
underwater search were at a spatial resolution of 1 pixel per 5 km (3.1 mi). The bathymetric survey had a spatial resolution of 40–110 m (130–360 ft). During
Search for Malaysia Airlines Flight 370
Search_for_Malaysia_Airlines_Flight_370
X-ray imaging technique
x-ray beams, allowing shorter exposure times, better contrast, higher spatial resolution, and investigation of smaller samples or rapidly changing phenomena
Diffraction_topography
Soft-bodied, aquatic invertebrates
photoreceptors combine to create the first imaging and spatial resolution. This is different from the high-resolution vision that is observed in camera or compound
Jellyfish
Video compression standard
across spatial resolutions. Each spatial resolution is encoded as a separate layer, refining texture and motion data. For a given resolution, quality
Scalable_Video_Coding
Viewing of objects which are too small to be seen with the naked eye
infrared microspectroscopy is that the spatial resolution is diffraction-limited. Specifically the spatial resolution is limited to a figure related to the
Microscopy
Microscope diffraction technique
diffraction of the electron beam on its way in the sample. With enough spatial resolution, very small crystal imperfections would change the phase of the incident
Electron channelling contrast imaging
Electron_channelling_contrast_imaging
American neurotechnology company
sampling rate. The spatial resolution of f-NIRS is strongly limited by scattering, with most existing f-NIRS systems having resolutions > 2 cm. Kernel plans
Kernel (neurotechnology company)
Kernel_(neurotechnology_company)
Electronic moving image
progressive broadcast or recorded signal, the result is the optimum spatial resolution of both the stationary and moving parts of the image. Interlacing
Video
Type of electrophysiological monitoring
the spatial resolution of ECoG is much higher than EEG, a critical imaging advantage for presurgical planning. ECoG offers a temporal resolution of approximately
Electrocorticography
Fluorescence imaging technique
excited, which results in the spatial resolution of the image. This contrasts with confocal microscopy, where the spatial resolution is produced by the interaction
Two-photon excitation microscopy
Two-photon_excitation_microscopy
Series of Earth observation satellites
Soviet Cosmodrome at Baikonur. It has sensors like LISS-I which had a spatial resolution of 72.5 metres (238 ft) with a swath of 148 kilometres (92 mi) on
Indian Remote Sensing Programme
Indian_Remote_Sensing_Programme
Earth observation satellite
accuracy with a central frequency at 5.405 GHz. This instrument has a spatial resolution down to 5 m (16 ft) and a swath of up to 410 km (250 mi). The data
Sentinel-1
Multiscalar drought index based on climatic data
datasets are available at a relatively coarse spatial resolution. The SPEIbase is available at 0.5° resolution calculated from the Climatic Research Unit
Standardised Precipitation Evapotranspiration Index
Standardised_Precipitation_Evapotranspiration_Index
Series of techniques in optical microscopy
sample surface an image is built up). PTM provides sub-wavelength spatial resolution due to its capture of bound high-frequency diffracted light at the
Super-resolution_microscopy
Method for computing topological features of a space at different spatial resolutions
features of a space at different spatial resolutions. More persistent features are detected over a wide range of spatial scales and are deemed more likely
Persistent_homology
Hypothetical reconstruction of information from the brain
representative ability. Much of the neural decoding problem depends on the spatial resolution of the data being collected. The number of neurons needed to reconstruct
Neural_decoding
Senses for birds
because, although their eyes are large, they are optimised for maximum spatial resolution rather than for light gathering, and so do not function well in poor
Bird_vision
American electron microscope manufacturer
demonstrated 0.78 Å resolution and led to wide acceptance of aberration correction as the best way to achieve high spatial resolution in electron microscopy
Nion_(company)
Camera aboard NASA's 2001 Mars Odyssey orbiter
high spatial resolution (100 m) with a low spectral resolution of only 10 bands between 6 and 15 micrometers, TES has a low spatial resolution (3×6 km)
Thermal Emission Imaging System
Thermal_Emission_Imaging_System
Full-sphere surround sound format
upwards usually surpass the spatial resolution of first-order ambisonics, at least in the frontal quadrant. For optimal resolution, to avoid excessive crosstalk
Ambisonics
Distance between pixel centers in remote sensing
apart on the ground. GSD is a measure of one limitation to spatial resolution or image resolution, that is, the limitation due to sampling. GSD is also referred
Ground_sample_distance
Optoelectronic temperature sensing device
systems can locate the temperature to a spatial resolution of 1 m with accuracy to within ±1 °C at a resolution of 0.01 °C. Measurement distances of greater
Distributed temperature sensing
Distributed_temperature_sensing
State of decreased cerebral blood flow
This finding was confirmed in subsequent studies using the improved spatial resolution of positron emission tomography with the fluorodeoxyglucose (18F-FDG)
Hypofrontality
Nuclear medicine tomographic imaging technique
precise collimation which results in higher spatial resolution and higher quality images than SPECT. PET resolution typically lies within 0.5–6 mm for the
Single-photon emission computed tomography
Single-photon_emission_computed_tomography
Diagnostic imaging test
are chosen so as to maximize spatial resolution: a narrow slice width is used (usually 1–2 mm), a high spatial resolution image reconstruction algorithm
High-resolution computed tomography
High-resolution_computed_tomography
Procedure to infer high-resolution information from low-resolution variables
downscaling usually refers to an increase in spatial resolution, but it is often also used for temporal resolution. This is not to be confused with image downscaling
Downscaling
Pattern seen in radiologic examinations
cancerous cells in the abdomen due to the poor spatial resolution amongst soft-tissue densities. Contrast resolution obtained through CT allows radiologists
Omental_cake
Shorthand name for a family of video display resolutions
processed using the 3:2 pulldown technique to 480i60. In both cases the spatial resolution doesn't change, but the conversion to a interlaced format allows a
480p
Conflagration mapping platform developed by NASA
board Suomi NPP, NOAA-20 and NOAA-21) satellite instruments. The spatial resolution of the MODIS instrument is 1 km × 1 km and 375 m × 375 m for VIIRS
Fire Information for Resource Management System
Fire_Information_for_Resource_Management_System
Type of transmissive optical device
propagating waves in the anisotropic medium, projecting a spatial resolution high-resolution image into the far field. This type of metamaterials-based
Superlens
throughput but suffers from long signal acquisition time and poor spatial resolution inherent to time-domain techniques. By adapting techniques used in
Multiple scattering low coherence interferometry
Multiple_scattering_low_coherence_interferometry
Term in semiconductor electrochemistry
{\displaystyle {N}_{D}\left(w\right)} . This method only provides a spatial resolution of the order of a Debye length λ D {\displaystyle {\lambda }_{D}}
Mott–Schottky_plot
Norwegian machine vision technology company
unified 5-megapixel 3D and 2D data, resulting in improved point cloud resolution and transparent imaging capabilities. This 3D camera lineup is designed
Zivid
Russian Earth observation satellite
a commercial Earth observation satellite capable of transmitting high-resolution imagery (up to 0.9 m) to the ground stations as it passed overhead. The
Resurs-DK_No.1
Proposed UV/blue-optical space observatory
capabilities in the ultraviolet (UV) and blue-optical regions at a spatial resolution similar to that of the Hubble Space Telescope (FWHM of 0.15 arcseconds)
CASTOR_(spacecraft)
Bitmap image file format family
in-between colors. These techniques sacrifice spatial resolution to approximate deeper color resolution. While not part of the GIF specification, dithering
GIF
precise thermometers working at the nanoscale. These devices have high spatial resolution (below one micrometer), where conventional methods are ineffective
Nanothermometry
Optical device for nano-scale imaging
bioimaging, nanoprobes are optical devices that provide contrast and spatial resolution at the nanoscale. Nanoprobes may also refer to other chemical or biological
Nanoprobe_(device)
Super-resolution photoacoustic imaging is a set of techniques used to enhance spatial resolution in photoacoustic imaging. Specifically, these techniques
Super-resolution photoacoustic imaging
Super-resolution_photoacoustic_imaging
SPECT outperforms preclinical coincidence PET in terms of resolution (best spatial resolution of SPECT - 0.25mm, PET ≈ 1 mm ) and, at the same time, allows
Preclinical_SPECT
Set of techniques to measure and visualize aspects of the nervous system
crude forms of brain–computer interface. The world record for the spatial resolution of a whole-brain MRI image was a 100-micrometer volume (image) achieved
Neuroimaging
Clarity of vision
overall quality of visual function. Visual acuity is a measure of the spatial resolution of the visual processing system. VA, as it is sometimes referred to
Visual_acuity
spatial resolution on the micron scale. Optical spectra may be acquired of either microscopic samples or larger samples with a micron-scale spatial resolution
Micro-spectrophotometry
Physics generalization
arbitrary precision, as there exists a fundamental lower bound to spatial resolution. The concept is motivated by the expectation that classical notions
Generalized uncertainty principle
Generalized_uncertainty_principle
Class of solid-state x-ray digital radiography devices
direct conversion detectors can thus provide high spatial resolution. This high spatial resolution, coupled with a-Se's relative high quantum detection
Flat-panel_detector
Indian earth observation satellite
(AWiFS) with 56 meter spatial resolution The Linear Imaging Self-Scanning Sensor-3 (LISS-3) with 23.5 meter spatial resolution The Linear Imaging Self-Scanning
Resourcesat-2
American astronomer (born 1965)
California Institute of Technology in 1992. Ghez's research employs high spatial resolution imaging techniques, such as the adaptive optics system at the Keck
Andrea_M._Ghez
Nanoscale orientation mapping method
oxides, superconductors, and metallic alloys. TKD offers improved spatial resolution, enabling effective characterization of nanocrystalline materials
Transmission Kikuchi diffraction
Transmission_Kikuchi_diffraction
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SPATIAL RESOLUTION
SPATIAL RESOLUTION
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