A machine learning-based method for populating dark matter halos in N-body simulations with substructure

arXiv:2609.40066 · astro-ph.CO · Submitted 2026-09-30 · Read on arXiv

astro-ph.CO

Submitted: 2026-09-30

Updated: 2026-09-30

Terminology

• Abundance — 29× in this paper · explained in 1 episode
• Clustering — 26× in this paper · explained in 2 episodes
• Accuracy — 7× in this paper · explained in 1 episode
• N-body simulations — 7× in this paper · explained in 2 episodes
• Diffusion Model — 3× in this paper · explained in 8 episodes
• Diffusion Models — 2× in this paper · explained in 6 episodes
• Normalizing Flow — 2× in this paper · explained in 3 episodes
• Normalizing Flows — 2× in this paper · explained in 4 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Anisotropy — 1× in this paper · explained in 3 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Fidelity — 1× in this paper · explained in 2 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Point Clouds — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes

Sources

• The DESI Experiment Part I: Science,Targeting, and Survey Design
• Euclid. I. Overview of the Euclid mission
• LSST: from Science Drivers to Reference Design and Anticipated Data Products
• The Connection between Galaxies and their Dark Matter Halos
• A Comprehensive Analysis of Uncertainties Affecting the Stellar Mass - Halo Mass Relation for 0<z<4
• The Connection between Galaxies and Dark Matter Structures in the Local Universe
• Modeling color-dependent galaxy clustering in cosmological simulations
• The Dark Side of Galaxy Color
• Modeling Redshift-Space Clustering with Abundance Matching
• Consistent and simultaneous modelling of galaxy clustering and galaxy-galaxy lensing with Subhalo Abundance Matching
• Constraints on the relationship between stellar mass and halo mass at low and high redshift
• How do galaxies populate Dark Matter halos?
• Modelling galaxy stellar mass evolution from z~0.8 to today
• Connecting Galaxies, Halos, and Star Formation Rates Across Cosmic Time
• Galactic star formation and accretion histories from matching galaxies to dark matter haloes
• The Average Star Formation Histories of Galaxies in Dark Matter Halos from z=0-8
• Connecting massive galaxies to dark matter halos in BOSS - I. Is galaxy color a stochastic process in high-mass halos?
• The Concentration Dependence of the Galaxy-Halo Connection: Modeling Assembly Bias with Abundance Matching
• Rosella: A mock catalogue from the P-Millennium simulation
• The MillenniumTNG Project: Inferring cosmology from galaxy clustering with accelerated N-body scaling and subhalo abundance matching

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