Showing cs.LGShow all
2 papers · 1 filter
cs.LG2025
Discretization-free Multicalibration through Loss Minimization over Tree Ensembles
Hongyi Henry Jin, Zijun Ding, Dung Daniel Ngo +1
In recent years, multicalibration has emerged as a desirable learning objective for ensuring that a predictor is calibrated across a rich collection of overlapping subpopulations.…
cs.LG2024
Reconciling Model Multiplicity for Downstream Decision Making
Ally Yalei Du, Dung Daniel Ngo, Zhiwei Steven Wu
We consider the problem of model multiplicity in downstream decision-making, a setting where two predictive models of equivalent accuracy cannot agree on the best-response action f…