collaborators

5 papers

cs.CL2025

Query-Focused Retrieval Heads Improve Long-Context Reasoning and Re-ranking

Wuwei Zhang, Fangcong Yin, Howard Yen +2

Recent work has identified retrieval heads, a subset of attention heads responsible for retrieving salient information in long-context language models (LMs), as measured by their c…

cs.CL2025

Precise Information Control in Long-Form Text Generation

Jacqueline He, Howard Yen, Margaret Li +7

A central challenge in language models (LMs) is faithfulness hallucination: the generation of information unsubstantiated by input context. To study this problem, we propose Precis…

cs.LG2025

Goedel-Prover: A Frontier Model for Open-Source Automated Theorem Proving

Yong Lin, Shange Tang, Bohan Lyu +8

We introduce Goedel-Prover, an open-source language model that achieves state-of-the-art (as of April 5 2025) performance in automated formal proof generation for mathematical prob…

cs.CL2025

LongProc: Benchmarking Long-Context Language Models on Long Procedural Generation

Xi Ye, Fangcong Yin, Yinghui He +5

Existing benchmarks for evaluating long-context language models (LCLMs) primarily focus on long-context recall, requiring models to produce short responses based on a few critical…

cs.CL2025

Metadata Conditioning Accelerates Language Model Pre-training

Tianyu Gao, Alexander Wettig, Luxi He +3

The vast diversity of styles, domains, and quality levels present in language model pre-training corpora is essential in developing general model capabilities, but efficiently lear…