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Evan Frick

3 accepted papers

2025

From Crowdsourced Data to High-quality Benchmarks: Arena-Hard and Benchbuilder Pipeline

ICML 2025poster

The rapid evolution of Large Language Models (LLMs) has outpaced the development of model evaluation, highlighting the need for continuous curation of new, challenging benchmarks. However, manual curation of high-quality, human-aligned benchmarks is expensive and time-consuming. To address this, we…

Cited by 0SourcePDFScholar
2025

How to Evaluate Reward Models for RLHF

ICLR 2025poster

We introduce a new benchmark for reward models that quantifies their ability to produce strong language models through RLHF (Reinforcement Learning from Human Feedback). The gold-standard approach is to run a full RLHF training pipeline and directly probe downstream LLM performance. However, this pr…

2025

Prompt-to-Leaderboard: Prompt-Adaptive LLM Evaluations

ICML 2025poster

Large language model (LLM) evaluations typically rely on aggregated metrics like accuracy or human preference, averaging across users and prompts. This averaging obscures user- and prompt-specific variations in model performance. To address this, we propose Prompt-to-Leaderboard (P2L), a method that…