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Fast Sampling of Cosmological Initial Conditions with Gaussian Neural Posterior Estimation

O Savchenko, GF Abellán, F List, NA Montel… - arXiv preprint arXiv …, 2025 - arxiv.org
Computer Science paper astro-ph.CO Suggest

… We show how simulation-based inference (SBI) can be used to tackle this problem and to obtain data-constrained realisations of the primordial dark matter density field in …

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