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astro-ph.CO2009★ 156 cited
Results of the GREAT08 Challenge: An image analysis competition for cosmological lensing
Sarah Bridle, Sreekumar T. Balan, Matthias Bethge +31
We present the results of the GREAT08 Challenge, a blind analysis challenge to infer weak gravitational lensing shear distortions from images. The primary goal was to stimulate new…
astro-ph.CO2009★ 162 cited
A halo model for intrinsic alignments of galaxy ellipticities
Michael D. Schneider, Sarah Bridle
Correlations between intrinsic ellipticities of galaxies are a potentially important systematic error when constraining dark energy properties from weak gravitational lensing (cosm…