collaborators

5 papers

cs.AI2026

Croissant Tasks: A Metadata Format for Reproducible Machine Learning Evaluations

Omar Benjelloun, Leonardo Martins Bianco, Isabelle Guyon +8

Reproducibility is fundamental to the scientific method, yet remains a critical challenge in machine learning. Contributing factors include underspecified execution details and bri…

astro-ph.CO2026

FAIR Universe Weak Lensing ML Uncertainty Challenge: Handling Uncertainties and Distribution Shifts for Precision Cosmology

Biwei Dai, Po-Wen Chang, Wahid Bhimji +15

Weak gravitational lensing, the correlated distortion of background galaxy shapes by foreground structures, is a powerful probe of the matter distribution in our universe and allow…

hep-ph2026

Fair Universe Higgs Uncertainty Challenge

Ragansu Chakkappai, Wahid Bhimji, Paolo Calafiura +16

This competition in high-energy physics (HEP) and machine learning was the first to strongly emphasise uncertainties in cross-section measurement. Parti…

cs.CV2025

Stylized Meta-Album: Group-bias injection with style transfer to study robustness against distribution shifts

Romain Mussard, Aurélien Gauffre, Ihsan Ullah +4

We introduce Stylized Meta-Album (SMA), a new image classification meta-dataset comprising 24 datasets (12 content datasets, and 12 stylized datasets), designed to advance studies…

hep-ph2025

FAIR Universe HiggsML Uncertainty Dataset and Competition

Lisa Benato, Wahid Bhimji, Paolo Calafiura +26

The FAIR Universe HiggsML Uncertainty Challenge focused on measuring the physical properties of elementary particles with imperfect simulators. Participants were required to comput…