Search Results for author: Christopher C. Lovell

Found 4 papers, 2 papers with code

LtU-ILI: An All-in-One Framework for Implicit Inference in Astrophysics and Cosmology

1 code implementation6 Feb 2024 Matthew Ho, Deaglan J. Bartlett, Nicolas Chartier, Carolina Cuesta-Lazaro, Simon Ding, Axel Lapel, Pablo Lemos, Christopher C. Lovell, T. Lucas Makinen, Chirag Modi, Viraj Pandya, Shivam Pandey, Lucia A. Perez, Benjamin Wandelt, Greg L. Bryan

This paper presents the Learning the Universe Implicit Likelihood Inference (LtU-ILI) pipeline, a codebase for rapid, user-friendly, and cutting-edge machine learning (ML) inference in astrophysics and cosmology.

Benchmarking Efficient Exploration

Field-level simulation-based inference with galaxy catalogs: the impact of systematic effects

no code implementations23 Oct 2023 Natalí S. M. de Santi, Francisco Villaescusa-Navarro, L. Raul Abramo, Helen Shao, Lucia A. Perez, Tiago Castro, Yueying Ni, Christopher C. Lovell, Elena Hernandez-Martinez, Federico Marinacci, David N. Spergel, Klaus Dolag, Lars Hernquist, Mark Vogelsberger

In particular, de Santi et al. (2023) developed models that could accurately infer the value of $\Omega_{\rm m}$ from catalogs that only contain the positions and radial velocities of galaxies that are robust to uncertainties in astrophysics and subgrid models.

Sengi: a small, fast, interactive viewer for spectral outputs from stellar population synthesis models

1 code implementation28 Nov 2019 Christopher C. Lovell

We present Sengi, https://christopherlovell. github. io/sengi , an online tool for viewing the spectral outputs of stellar population synthesis (SPS) codes.

Instrumentation and Methods for Astrophysics Astrophysics of Galaxies

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