2 papers
astro-ph.CO2026
Conditioning halos on the tidal environment for fast and accurate HI power spectra during reionization
Gaurav Pundir, Tirthankar Roy Choudhury, Aseem Paranjape
Predicting the statistical properties of the neutral hydrogen (HI) density field during reionization is an important step in using upcoming 21 cm observations to constrain models o…
astro-ph.CO2025
Accelerating HI density predictions during the Epoch of Reionization using a GPR-based emulator on N-body simulations
Gaurav Pundir, Aseem Paranjape, Tirthankar Roy Choudhury
Building fast and accurate ways to model the distribution of neutral hydrogen during the Epoch of Reionization (EoR) is essential for interpreting upcoming 21 cm observations. A ke…