Constraining the dispersion measure redshift relation with simulation-based inference

K Konar, R Reischke, S Hagstotz, A Nicola… - arXiv preprint arXiv …, 2024 - arxiv.org
We use the dispersion measure (DM) of localised Fast Radio Bursts (FRBs) to constrain
cosmological and host galaxy parameters using simulation-based inference (SBI) for the first …

Diagnosing Systematic Effects Using the Inferred Initial Power Spectrum

T Hoellinger, F Leclercq - arXiv preprint arXiv:2412.04443, 2024 - arxiv.org
The next generation of galaxy surveys has the potential to substantially deepen our
understanding of the Universe. This potential hinges on our ability to rigorously address …

Inpainting Galaxy Counts onto N-Body Simulations over Multiple Cosmologies and Astrophysics

A Bourdin, R Legin, M Ho, A Adam, Y Hezaveh… - arXiv preprint arXiv …, 2024 - arxiv.org
Cosmological hydrodynamical simulations, while the current state-of-the art methodology for
generating theoretical predictions for the large scale structures of the Universe, are among …

CASBI-Chemical Abundance Simulation-Based Inference for Galactic Archeology

G Viterbo, T Buck - arXiv preprint arXiv:2411.17269, 2024 - arxiv.org
Galaxies evolve hierarchically through merging with lower-mass systems and the remnants
of destroyed galaxies are a key indicator of the past assembly history of our Galaxy …

CHARM: Creating Halos with Auto-Regressive Multi-stage networks

S Pandey, C Modi, BD Wandelt, DJ Bartlett… - arXiv preprint arXiv …, 2024 - arxiv.org
To maximize the amount of information extracted from cosmological datasets, simulations
that accurately represent these observations are necessary. However, traditional simulations …

[PDF][PDF] Simulation-based inference for astrophysical data

N Anau Montel - EAS2024, 2024 - inspirehep.net
The fundamental goal of the physical sciences is to understand the laws that govern
physical phenomena. This process inherently involves a continuous interplay between …