2 papers
astro-ph.CO2020
Blending and obscuration in weak lensing magnification
E. Gaztanaga, S. J. Schmidt, M. D. Schneider +1
We test the impact of some systematic errors in weak lensing magnification measurements with the COSMOS 30-band photo- Survey flux limited to using correlations…
astro-ph.IM2018
Estimating Sky Level
Inchan Ji, Imran Hasan, Samuel J. Schmidt +1
We develop an improved sky background estimator which employs optimal filters for both spatial and pixel intensity distributions. It incorporates growth of masks around detected ob…