Search Results for author: Ross O'Connell

Found 2 papers, 2 papers with code

RascalC: A Jackknife Approach to Estimating Single and Multi-Tracer Galaxy Covariance Matrices

1 code implementation • 24 Apr 2019 • Oliver H. E. Philcox, Daniel J. Eisenstein, Ross O'Connell, Alexander Wiegand

Deviations between large scale model covariances from a mock survey and those from a large suite of mocks are found to be be indistinguishable from noise.

Cosmology and Nongalactic Astrophysics Instrumentation and Methods for Astrophysics

Paper
Code

Large Covariance Matrices: Smooth Models from the 2-Point Correlation Function

1 code implementation • 6 Oct 2015 • Ross O'Connell, Daniel Eisenstein, Mariana Vargas, Shirley Ho, Nikhil Padmanabhan

We introduce a new method for estimating the covariance matrix for the galaxy correlation function in surveys of large-scale structure.

Cosmology and Nongalactic Astrophysics

Paper
Code

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