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searching for Point spread function 34 found (124 total)

Image restoration by artificial intelligence (915 words) [view diff] case mismatch in snippet view article find links to article

point source and use the point source image, which is called the Point Spread Function (PSF) to restore the image information lost to the blurring process

Pyramid wavefront sensor (420 words) [view diff] exact match in snippet view article find links to article

A four-faceted prism, with its tip centered at the peak of the point spread function, will generate four identical pupil images in the absence of optical

Light field microscopy (5,024 words) [view diff] exact match in snippet view article find links to article

{\displaystyle FS} is a convolution of V {\displaystyle V} and a point spread function (PSF): V ∗ P S F = F S . {\displaystyle V*PSF=FS.} Thus, the 3D

Single-particle tracking (1,750 words) [view diff] exact match in snippet view article find links to article

particle tracking, including multifocal plane microscopy, double helix point spread function microscopy, and introducing astigmatism via a cylindrical lens or

Yohkoh (1,202 words) [view diff] no match in snippet view article find links to article

was 1024×1024 pixels with pixel angular size of 2.45″×2.45″, a point-spread function (core width FWHM) of about 1.5 pixels (i.e. 3.7″), a field of view

Yoav Shechtman (1,326 words) [view diff] no match in snippet view article find links to article

Michaeli & Yoav Shechtman. "Multicolor localization microscopy and point-spread-function engineering by deep learning". Optics Express.{{cite journal}}:

TAUVEX (1,244 words) [view diff] no match in snippet view article find links to article

multi-channel plate electron intensifiers. The detectors oversample the point-spread-function by a factor of approximately three. The output is detected by position-sensitive

TAUVEX (1,244 words) [view diff] no match in snippet view article find links to article

multi-channel plate electron intensifiers. The detectors oversample the point-spread-function by a factor of approximately three. The output is detected by position-sensitive

Total internal reflection fluorescence microscope (3,823 words) [view diff] exact match in snippet view article find links to article

a point spread function (PSF) to sample the original signal. As such, image resolution is highly dependent on the number of detectors and the point spread

Fluorescence microscope (2,725 words) [view diff] exact match in snippet view article find links to article

subsequent deconvolution was done using an experimentally derived point spread function. Epifluorescent imaging of the three components in a dividing human

Geostationary Earth Radiation Budget (1,905 words) [view diff] case mismatch in snippet view article find links to article

each of the 256 GERB detector/telescope Field of View response or Point Spread Function (PSF, see Matthews (2004) ). This was done using a He-Ne laser computer

NuSTAR (2,971 words) [view diff] exact match in snippet view article find links to article

during spectral fitting and light curve analysis. The expected point spread function for the flight mirrors is 43 arcseconds, giving a spot size of about

Christoph Cremer (2,919 words) [view diff] exact match in snippet view article find links to article

C.; Stelzer, E. H. K. (1994). "Measurement of the 4pi-confocal point spread function proves 75 nm axial resolution". Applied Physics Letters. 64 (11):

Atacama Cosmology Telescope (2,486 words) [view diff] exact match in snippet view article find links to article

off-axis configuration is beneficial to minimize artifacts in the point spread function. The telescope reflectors consist of a six-metre (236 in) primary

Computational microscopy (482 words) [view diff] no match in snippet view article find links to article

Scientific Reports 6 (2016): 21471. Yuan, Shuai, and Chrysanthe Preza. "Point-spread function engineering to reduce the impact of spherical aberration on 3D computational

Astronomical seeing (3,902 words) [view diff] exact match in snippet view article find links to article

London A, 199. Baldwin, J. E.; Warner, P. J.; Mackay, C. D., The point spread function in Lucky Imaging and variations in seeing on short timescales, Astronomy

Super-resolution photoacoustic imaging (4,140 words) [view diff] exact match in snippet view article find links to article

in the focal plane of an ultrasonic transducer with a Gaussian point spread function (PSF) h with a FWHM of 100 μm. The photoacoustic response was determined

Phase stretch transform (1,769 words) [view diff] exact match in snippet view article find links to article

(SAR) image processing. PST has also been applied to improve the point spread function for single molecule imaging in order to achieve super-resolution

Lucy (spacecraft) (5,019 words) [view diff] no match in snippet view article

e2v. Each pixel subtends 5 μrad (1.03 arcseconds) and will have a point-spread function with a FWHM of less than 15 μrad (<3.09 arcseconds). Differences

Transiting Exoplanet Survey Satellite (7,660 words) [view diff] no match in snippet view article find links to article

The ensquared energy, the fraction of the total energy of the point-spread function that is within a square of the given dimensions centered on the

Computational imaging (2,054 words) [view diff] exact match in snippet view article find links to article

is obtained by the convolution of the object with the intensity point spread function (PSF) of the coded aperture. Once the coded picture is formed it

Jan P. Allebach (1,308 words) [view diff] no match in snippet view article find links to article

the perceived images is based on filtering the input image with a point-spread function that is derived from psychophysical measurements of the spatial

Julie Biteen (735 words) [view diff] exact match in snippet view article find links to article

fluorescence imaging beyond the diffraction limit by using a double-helix point spread function". Proceedings of the National Academy of Sciences of the United

Time-domain diffuse optics (1,985 words) [view diff] exact match in snippet view article find links to article

the distribution of time-of-flight (DTOF) of photons or temporal point spread function. This DTOF is delayed, attenuated and broadened with respect to

Optical aberration (8,868 words) [view diff] no match in snippet view article find links to article

theory). This Extended Nijboer-Zernike theory of point image or 'point-spread function' formation has found applications in general research on image formation

Tolman surface brightness test (1,067 words) [view diff] no match in snippet view article find links to article

Brightness Test for the Reality of the Expansion. II. The Effect of the Point-Spread Function and Galaxy Ellipticity on the Derived Photometric Parameters," Astronomical

Hyperacuity (2,821 words) [view diff] exact match in snippet view article find links to article

difference signals being transmitted further. If one combines a point spread function having a Gaussian form and having an S.D. of 1.3 'pixels' with a

Scanning fiber endoscope (1,316 words) [view diff] exact match in snippet view article find links to article

lens and the illumination properties both determine the spatial point spread function (PSF) imparted on the image. The PSF in endoscopes has the greatest

Super-resolution optical fluctuation imaging (2,242 words) [view diff] exact match in snippet view article find links to article

\varepsilon _{k}\cdot s_{k}(t)} is convolved with the system's point spread function (PSF) U(r). Hence the fluorescence signal at time t and position

Multifocal plane microscopy (2,115 words) [view diff] exact match in snippet view article find links to article

"Three-dimensional localization precision of the double-helix point spread function versus astigmatism and biplane". Applied Physics Letters. 97 (16):

In vivo magnetic resonance spectroscopy (4,861 words) [view diff] no match in snippet view article find links to article

poorer shimming, unsuppressed water, as well as the inherent sinc point-spread-function due to the finite sampling of k-space which results in the signal

Functional ultrasound imaging (2,846 words) [view diff] exact match in snippet view article find links to article

leads to cancellation of out-of-phase waveforms, narrowing the point spread function (PSF), and thus increasing spatial resolution. A theoretical model

4D scanning transmission electron microscopy (4,824 words) [view diff] exact match in snippet view article find links to article

4D STEM. Additionally, the use of a scintillator can worsen the point spread function (PSF) of the detector due to the electron's interaction with the

Upconverting nanoparticles (8,647 words) [view diff] exact match in snippet view article find links to article

depletion laser. By using a doughnut-shaped depletion laser, the point spread function (PSF) is effectively compressed, overcoming the diffraction barrier