An analytical model for non-local stochastic field-level galaxy bias on the sphere

arXiv:2610.12259 · astro-ph.CO · Submitted 2026-10-08 · Read on arXiv

astro-ph.CO

Submitted: 2026-10-08

Updated: 2026-10-08

Terminology

• Calibration — 24× in this paper · explained in 7 episodes
• Bispectrum — 20× in this paper · explained in 3 episodes
• Accuracy — 11× in this paper · explained in 1 episode
• Homogeneity — 11× in this paper · explained in 2 episodes
• Clustering — 7× in this paper · explained in 2 episodes
• Simulation-based Inference — 6× in this paper · explained in 2 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Baryonic Feedback — 3× in this paper · explained in 3 episodes
• Higher-order statistics — 3× in this paper · explained in 2 episodes
• Alignment — 2× in this paper · explained in 1 episode
• Non-Gaussianity — 2× in this paper · explained in 2 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Wavelet Transform — 2× in this paper · explained in 2 episodes
• AGN — 1× in this paper · explained in 1 episode
• Abundance — 1× in this paper · explained in 1 episode
• Accountability — 1× in this paper · explained in 2 episodes
• Additive Decomposition — 1× in this paper · explained in 1 episode
• Computational overhead — 1× in this paper · explained in 2 episodes
• Hybrid Effective Field Theory — 1× in this paper
• Lagrangian Perturbation Theory — 1× in this paper
• Matter Power Spectrum — 1× in this paper · explained in 2 episodes
• N-body simulations — 1× in this paper · explained in 2 episodes
• Non-linear Coupling — 1× in this paper · explained in 2 episodes
• Simulation-Based Inference (SBI) — 1× in this paper · explained in 3 episodes
• Weak Lensing — 1× in this paper · explained in 2 episodes

Sources

• LSST Science Book, Version 2.0
• Euclid Definition Study Report
• SimBIG: Field-level Simulation-Based Inference of Galaxy Clustering
• Phase Harmonic Correlations and Convolutional Neural Networks
• Transformationally decoupling clustering and tracer bias
• Non-Gaussian Galaxy Stochasticity and the Noise-Field Formulation
• Dark Energy Survey Year 6 Results: Weak Lensing and Galaxy Clustering Cosmological Analysis Framework
• Field-level weak lensing cosmology with 60 simulations using multifidelity simulation-based inference
• Wide-Field InfrarRed Survey Telescope-Astrophysics Focused Telescope Assets WFIRST-AFTA 2015 Report
• KiDS-Legacy: Cosmological constraints from cosmic shear with the complete Kilo-Degree Survey
• Maximum Entropy Models from Phase Harmonic Covariances

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