Extended flow matching: a method of conditional generation with generalized continuity equation

N Isobe, M Koyama, J Zhang, K Hayashi… - arxiv preprint arxiv …, 2024 - arxiv.org
The task of conditional generation is one of the most important applications of generative
models, and numerous methods have been developed to date based on the celebrated flow …

Rapid parameter estimation for merging massive black hole binaries using continuous normalizing flows

B Liang, M Du, H Wang, Y Xu, C Liu… - Machine Learning …, 2024 - iopscience.iop.org
Detecting the coalescences of massive black hole binaries (MBHBs) is one of the primary
targets for space-based gravitational wave observatories such as laser interferometer space …

Learning Optimal and Interpretable Summary Statistics of Galaxy Catalogs with SBI

K Lehman, S Krippendorf, J Weller, K Dolag - arxiv preprint arxiv …, 2024 - arxiv.org
How much cosmological information can we reliably extract from existing and upcoming
large-scale structure observations? Many summary statistics fall short in describing the non …

Dynamic Conditional Optimal Transport through Simulation-Free Flows

G Kerrigan, G Migliorini, P Smyth - arxiv preprint arxiv:2404.04240, 2024 - arxiv.org
We study the geometry of conditional optimal transport (COT) and prove a dynamical
formulation which generalizes the Benamou-Brenier Theorem. With these tools, we propose …