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William Overman

6 accepted papers

2025

Conformal Arbitrage: Risk-Controlled Balancing of Competing Objectives in Language Models

NeurIPS 2025poster

Modern language‑model deployments must often balance competing objectives—for example, helpfulness versus harmlessness, cost versus accuracy, and reward versus safety. We introduce Conformal Arbitrage, a post‑hoc framework that learns a data‑driven threshold to mediate between a Primary model optimi…

Cited by 0SourceScholar
2024

Beating Price of Anarchy and Gradient Descent without Regret in Potential Games

ICLR 2024poster

Arguably one of the thorniest problems in game theory is that of equilibrium selection. Specifically, in the presence of multiple equilibria do self-interested learning dynamics typically select the socially optimal ones? We study a rich class of continuous-time no-regret dynamics in potential games…

Cited by 2SourcePDFScholar
2024

Higher-Order Causal Message Passing for Experimentation with Complex Interference

NeurIPS 2024poster

Accurate estimation of treatment effects is essential for decision-making across various scientific fields. This task, however, becomes challenging in areas like social sciences and online marketplaces, where treating one experimental unit can influence outcomes for others through direct or indirect…

Cited by 1SourcePDFScholar