2 papers
astro-ph.CO2025
Window convolution of the galaxy clustering bispectrum
Mike Shengbo Wang, Florian Beutler, J. Aguilar +25
In galaxy survey analysis, the observed clustering statistics do not directly match theoretical predictions but rather have been processed by a window function that arises from the…
astro-ph.CO2025
A comparison of shrinkage estimators of the cosmological precision matrix
Marnix J. Looijmans, Mike Shengbo Wang, Florian Beutler
The determination of the covariance matrix and its inverse, the precision matrix, is critical in the statistical analysis of cosmological measurements. The covariance matrix is typ…