"Diffusion generative modeling for galaxy surveys: emulating clustering for inference at the field level"Carolina Cuesta-Lazaro, Siddarth Mishra-Sharma
Analysing galaxy surveys with diffusion
(Probabilistic) reconstruction of Dark Matter
"Probabilistic Reconstruction of Dark Matter fields from galaxies using diffusion models"Victoria Ono, Core Francisco Park, Nayantara Mudur, Yueying Ni, Carolina Cuesta-Lazaro (in prep)
Hybrid simulators
Nbody
Slow
Non-differentiable
Particle mesh
Accurate
Fast
Differentiable
Missing small scales
Nbodyify
Fast
Differentiable
Accurate
Destructive SBI
Simulations
Observations
Symmetries in the early Universe
Primordial Non-Gaussianity
Parity violation
7σ
7 \sigma
detection in the Large Scale structure!
https://arxiv.org/abs/2206.03625
Astro x ML Carol's favourite topics Carol Cuesta-Lazaro IAIFI Fellow
