Results 101 to 110 of about 1,206 (204)

From Centroided to Profile Mode: Machine Learning for Prediction of Peak Width in HRMS Data

open access: yes
Centroiding is one of the major approaches used for size reduction of the data generated by high-resolution mass spectrometry. During centroiding, performed either during acquisition or as a pre-processing step, the mass profiles are represented by a ...
Jake W. O’Brien (1686808)   +5 more
core   +1 more source

Correlation Wavefront Sensing and Turbulence Profiling for Solar Adaptive Optics [PDF]

open access: yes, 2016
Ground based telescopes suffer from degraded resolution due to aberrations induced by the atmosphere which prevent them from reaching the diffraction limit.
Townson, Matthew J   +1 more
core  

An Accurate and Efficient Gaussian Fit Centroiding Algorithm for Star Trackers

open access: yes, 2013
This paper presents a novel centroiding algorithm for star trackers. The proposed algorithm, which is referred to as the Gaussian Grid algorithm, fits an elliptical Gaussian function to the measured pixel data and derives explicit expressions to ...
Vandenbussche, Bart   +2 more
core  

A sCMOS camera and its tests for focal plane metrology and PSF centroiding experiment

open access: yes, 2017
In this paper, the feasibility of a sCMOS camera for astrometric exoplanet detection space mission was evaluated and the evaluation methods were also studied.
Tao, Jinyou   +15 more
core   +1 more source

Centroid surfaces [PDF]

open access: yesPacific Journal of Mathematics, 1961
openaire   +3 more sources

Development of a scoring parameter to characterize data quality of centroids in high-resolution mass spectra. [PDF]

open access: yesAnal Bioanal Chem, 2022
Reuschenbach M   +3 more
europepmc   +1 more source

Point spread function and centroiding accuracy measurements with the JET-X mirror and MOS CCD detector of the Swift gamma ray burst explorer's X-ray telescope

open access: yes, 2002
The optical components of the Swift X-ray telescope (XRT) are already developed items. They are the flight spare X-ray mirror from the JET-X/Spectrum-X program and an MOS CCD (CCD22) of the type currently operating in orbit as part of the EPIC focal ...
Short, A.   +14 more
core  

Orlicz–Lorentz centroid bodies

open access: yesAdvances in Applied Mathematics, 2018
We extend the definition of the centroid body operator to an Orlicz--Lorentz centroid body operator on the star bodies in $\mathbb R^n$, and establish the sharp affine isoperimetric inequality that bounds (from below) the volume of the Orlicz--Lorentz centroid body of any convex body containing the origin in its interior by the volume of this convex ...
openaire   +3 more sources

On the centroid of a homogeneous wire. [PDF]

open access: yesMichigan Mathematical Journal, 1964
Chakerian, G. D., Stein, S. K.
openaire   +3 more sources

Centroiding Undersampled PSFs with a Lookup Table

open access: yes
We present a method of centroiding undersampled point spread functions (PSFs) that may be useful, especially when dithering is not an option. If the profile of the expected PSF is known fairly well through characterization of the telescope and detector ...
Ludwick, Kevin J., Mazingo, Ashley
core  

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