The likelihood of the 21-cm power spectrum

D Prelogović, A Mesinger - arXiv preprint arXiv:2305.03074, 2023 -
Astrophysics paper astro-ph.CO Suggest

… We compare “classical” inference that uses an explicit likelihood with simulation based inference (SBI) that estimates the likelihood from a training set. Our forward-models include: (i) …

Link to paper


title={Exploring the likelihood of the 21-cm power spectrum with simulation-based inference},
author={David Prelogović and Andrei Mesinger},
primaryClass={id='astro-ph.CO' full_name='Cosmology and Nongalactic Astrophysics' is_active=True alt_name=None in_archive='astro-ph' is_general=False description='Phenomenology of early universe, cosmic microwave background, cosmological parameters, primordial element abundances, extragalactic distance scale, large-scale structure of the universe. Groups, superclusters, voids, intergalactic medium. Particle astrophysics dark energy, dark matter, baryogenesis, leptogenesis, inflationary models, reheating, monopoles, WIMPs, cosmic strings, primordial black holes, cosmological gravitational radiation'}