Field-level weak lensing cosmology with $<100$ simulations using multifidelity simulation-based inference

Recommended citation: Saoulis, A.A., Lin, K., Jeffrey, N., von Wietersheim-Kramsta, M., Piras, D., ..., & Joachimi, B. (2026). Field-level weak lensing cosmology with $<100$ simulations using multifidelity simulation-based inference. arXiv, arXiv:2606.23346. https://arxiv.org/abs/2606.23346