1 code implementation • 4 Jan 2018 • Xuheng Ding, Tommaso Treu, Anowar J. Shajib, Dandan Xu, Geoff C. -F. Chen, Anupreeta More, Giulia Despali, Matteo Frigo, Christopher D. Fassnacht, Daniel Gilman, Stefan Hilbert, Philip J. Marshall, Dominique Sluse, Simona Vegetti
The goal of the challenge is to infer $H_0$ for each rung, given the HST images, the time delay, and a stellar velocity dispersion of the deflector, for a fixed background cosmology.
Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies
no code implementations • 10 Apr 2017 • Colin Jacobs, Karl Glazebrook, Thomas Collett, Anupreeta More, Christopher McCarthy
An ensemble of trained networks was applied to all of the 171 square degrees of the CFHTLS wide field image data, identifying 18, 861 candidates including 63 known and 139 other potential lens candidates.
Instrumentation and Methods for Astrophysics Astrophysics of Galaxies
1 code implementation • 21 Apr 2015 • Philip J. Marshall, Aprajita Verma, Anupreeta More, Christopher P. Davis, Surhud More, Amit Kapadia, Michael Parrish, Chris Snyder, Julianne Wilcox, Elisabeth Baeten, Christine Macmillan, Claude Cornen, Michael Baumer, Edwin Simpson, Chris J. Lintott, David Miller, Edward Paget, Robert Simpson, Arfon M. Smith, Rafael Küng, Prasenjit Saha, Thomas E. Collett, Matthias Tecza
We describe Space Warps, a novel gravitational lens discovery service that yields samples of high purity and completeness through crowd-sourced visual inspection.
Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies
