6 papers
Can LLMs Rank? A Tale of Triads and Triage
Gaurab Pokharel, Shafkat Farabi, Patrick J. Fowler +1
From housing allocation for households experiencing homelessness to triage in emergency departments, LLMs are increasingly being considered as judges of consequential decisions tha…
Fixed Points and Stochastic Meritocracies: A Long-Term Perspective
Gaurab Pokharel, Diptangshu Sen, Sanmay Das +1
We study group fairness in the context of feedback loops induced by meritocratic selection into programs that themselves confer additional advantage, like college admissions. We in…
Budgeting Discretion: Theory and Evidence on Street-Level Decision-Making
Gaurab Pokharel, Sanmay Das, Patrick J. Fowler
Street-level bureaucrats, such as caseworkers and border guards routinely face the dilemma of whether to follow rigid policy or exercise discretion based on professional judgement.…
Street-Level AI: Are Large Language Models Ready for Real-World Judgments?
Gaurab Pokharel, Shafkat Farabi, Patrick J. Fowler +1
A surge of recent work explores the ethical and societal implications of large-scale AI models that make "moral" judgments. Much of this literature focuses either on alignment with…
Converging to Stability in Two-Sided Bandits: The Case of Unknown Preferences on Both Sides of a Matching Market
Gaurab Pokharel, Sanmay Das
We study the problem of repeated two-sided matching with uncertain preferences (two-sided bandits), and no explicit communication between agents. Recent work has developed algorith…
Increasing the Value of Information During Planning in Uncertain Environments
Gaurab Pokharel
Prior studies have demonstrated that for many real-world problems, POMDPs can be solved through online algorithms both quickly and with near optimality. However, on an important se…