NAUTILUS: boosting Bayesian importance nested sampling with deep learning

1 code implementation • 29 Jun 2023 • Johannes U. Lange

We introduce a novel approach to boost the efficiency of the importance nested sampling (INS) technique for Bayesian posterior and evidence estimation using deep learning.

On the halo-mass and radial scale dependence of the lensing is low effect

no code implementations • 4 Nov 2020 • Johannes U. Lange, Alexie Leauthaud, Sukhdeep Singh, Hong Guo, Rongpu Zhou, Tristan L. Smith, Francis-Yan Cyr-Racine

It has been shown that the lensing amplitude of galaxies in the Baryon Oscillation Spectroscopic Survey (BOSS) is lower than expected given their clustering properties.

Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies