no code implementations • 17 Jul 2020 • Santiago Avila, Violeta Gonzalez-Perez, Faizan G. Mohammad, Arnaud de Mattia, Cheng Zhao, Anand Raichoor, Amelie Tamone, Shadab Alam, Julian Bautista, Davide Bianchi, Etienne Burtin, Michael J. Chapman, Chia-Hsun Chuang, Johan Comparat, Kyle Dawson, Thomas Divers, Helion du Mas des Bourboux, Hector Gil-Marin, Eva-Maria Mueller, Salman Habib, Katrin Heitmann, Vanina Ruhlmann-Kleider, Nelson Padilla, Will J. Percival, Ashley J. Ross, Hee-Jong Seo, Donald P. Schneider, Gong-Bo Zhao
We study how these choices impact the clustering statistics while keeping the number density and bias fixed to that from eBOSS ELGs.
Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies
no code implementations • 4 Oct 2017 • Marius Cautun, Enrique Paillas, Yan-Chuan Cai, Sownak Bose, Joaquin Armijo, Baojiu Li, Nelson Padilla
We present a systematic comparison of several existing and new void finding algorithms, focusing on their potential power to test a particular class of modified gravity models - chameleon $f(R)$ gravity.
Cosmology and Nongalactic Astrophysics
1 code implementation • 27 Sep 2017 • Yao-Yuan Mao, Eve Kovacs, Katrin Heitmann, Thomas D. Uram, Andrew J. Benson, Duncan Campbell, Sofía A. Cora, Joseph DeRose, Tiziana Di Matteo, Salman Habib, Andrew P. Hearin, J. Bryce Kalmbach, K. Simon Krughoff, François Lanusse, Zarija Lukić, Rachel Mandelbaum, Jeffrey A. Newman, Nelson Padilla, Enrique Paillas, Adrian Pope, Paul M. Ricker, Andrés N. Ruiz, Ananth Tenneti, Cristian Vega-Martínez, Risa H. Wechsler, Rongpu Zhou, Ying Zu, for the LSST Dark Energy Science Collaboration
The use of high-quality simulated sky catalogs is essential for the success of cosmological surveys.
Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics
no code implementations • 16 Mar 2016 • Yan-Chuan Cai, Andy Taylor, John A. Peacock, Nelson Padilla
By extracting the monopole and quadrupole from the cross-correlation function, we measure the linear growth rate without prior knowledge of the void profile or velocity dispersion.
Cosmology and Nongalactic Astrophysics