Astro x ML

Carol's favourite topics

Carol Cuesta-Lazaro

IAIFI Fellow

"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

7 \sigma

detection in the Large Scale structure!

https://arxiv.org/abs/2206.03625

Copy of Ellipse

By carol cuesta

Copy of Ellipse

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