collaborators

6 papers

cs.CL2026

Self-Compacting Language Model Agents

Tianjian Li, Jingyu Zhang, William Jurayj +5

Long agent traces composed of chains of thought and tool calls accumulate stale content that anchor subsequent generations, and eventually outgrow the context window. Existing scaf…

cs.CL2026

Many-Tier Instruction Hierarchy in LLM Agents

Jingyu Zhang, Tianjian Li, William Jurayj +3

Large language model agents receive instructions from many sources-system messages, user prompts, tool outputs, other agents, and more-each carrying different levels of trust and a…

cs.CL2026

DeonticBench: A Benchmark for Reasoning over Rules

Guangyao Dou, Luis Brena, Akhil Deo +4

Reasoning with complex, context-specific rules remains challenging for large language models (LLMs). In legal and policy settings, this manifests as deontic reasoning: reasoning ab…

cs.CL2026

Are Finer Citations Always Better? Rethinking Granularity for Attributed Generation

Hexuan Wang, Jingyu Zhang, Benjamin Van Durme +1

Citation granularity - whether to cite individual sentences, paragraphs, or documents - is a critical design choice in attributed generation. While fine-grained citations are often…

cs.AI2025

RATIONALYST: Mining Implicit Rationales for Process Supervision of Reasoning

Dongwei Jiang, Guoxuan Wang, Yining Lu +5

The reasoning steps generated by LLMs might be incomplete, as they mimic logical leaps common in everyday communication found in their pre-training data: underlying rationales are…

cs.CL2025

Certified Mitigation of Worst-Case LLM Copyright Infringement

Jingyu Zhang, Jiacan Yu, Marc Marone +2

The exposure of large language models (LLMs) to copyrighted material during pre-training raises concerns about unintentional copyright infringement post deployment. This has driven…