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astro-ph2001★ 2 cited
Advanced Exposure-Time Calculations
Gary Bernstein
The familiar tools of Fourier analysis and Fisher matrices are applied to derive the uncertainties on photometric, astrometric, and weak-lensing measurements of stars and galaxies…
astro-ph2001★ 523 cited
Shapes and Shears, Stars and Smears: Optimal Measurements for Weak Lensing
G. M. Bernstein, M. Jarvis
We present the theoretical and analytical bases of optimal techniques to measure weak gravitational shear from images of galaxies. We first characterize the geometric space of shea…