2 papers
astro-ph.CO2026
MujicÎ: Reconstructing Initial Conditions from Incomplete Redshift Surveys with Projected Optimization
Chenze Dong, Benjamin Horowitz, Adrian E. Bayer +1
In this paper, we introduce MujicÎ (Mapping the Universe with Jax-based Initial Condition ReconstrÎction), an optimization-based framework for reconstructing initial conditions f…
astro-ph.CO2025
Differentiable Cosmological Hydrodynamics for Field-Level Inference and High Dimensional Parameter Constraints
Benjamin Horowitz, Zarija Lukic
Hydrodynamical simulations are the most accurate way to model structure formation in the universe, but they often involve a large number of astrophysical parameters modeling subgri…