Results 111 to 120 of about 1,206 (204)
An earth image simulation and tracking system for the Mars Laser Communication Demonstration [PDF]
, 2005 Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2005.Includes bibliographical references (p.
Balster, Stephanie Karen
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Star trackers are one of the most accurate celestial sensors used for absolute attitude determination. The devices detect stars in captured images and accurately compute their projected centroids on an imaging focal plane with subpixel precision ...
Zhuang, Adrian +4 more
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Ion Microscope Imaging Mass Spectrometry Using a Timepix3-Based Optical Camera. [PDF]
J Am Soc Mass Spectrom, 2022 Wood D +8 more
europepmc +1 more source
Guiding and Acquisition with NIRCAM
, 2000 By investigating the centroiding position errors as a function of guide star location within a pixel, observing wavelength, and total counts from the guide star, we are able to derive the probabilities of finding bright enough guide stars as a function ...
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Characterisation of a single photon event camera for quantum imaging. [PDF]
Sci Rep, 2023 Vidyapin V +3 more
europepmc +1 more source
A Dual-Purpose Camera for Attitude Determination and Resident Space Object Detection on a Stratospheric Balloon. [PDF]
Sensors (Basel), 2023 Chianelli G +3 more
europepmc +1 more source
, 2003 Shack-Hartmann based Adaptive Optics system with a point-source reference normally use a wave-front sensing algorithm that estimates the centroid (center of mass) of the point-source image 'spot' to determine the wave-front slope.
Poynee, L A
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A High-Accuracy Star Centroid Extraction Method Based on Kalman Filter for Multi-Exposure Imaging Star Sensors. [PDF]
Sensors (Basel), 2023 Yu W, Qu H, Zhang Y.
europepmc +1 more source
Attitude Correlated Frames Based Calibration Method for Star Sensors. [PDF]
Sensors (Basel), 2023 Ma L, Xiao S, Tang W, Luo X, Zhang S.
europepmc +1 more source