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astro-ph.IM2024★ 1 cited
A Hierarchical PSF Reconstruction Method
Pedro Alonso, Jun Zhang, Cong Liu
Reconstruction of the point spread function (PSF) plays an important role in many areas of astronomy, including photometry, astrometry, galaxy morphology, and shear measurement. Th…
astro-ph.IM2023
Detecting anomalous images in astronomical datasets
Pedro Alonso, Jun Zhang, Xiao-Dong Li
Environmental and instrumental conditions can cause anomalies in astronomical images, which can potentially bias all kinds of measurements if not excluded. Detection of the anomalo…