collaborators

18 papers

cs.LG2026

The Generalization Spectrum: A Chromatographic Approach to Evaluating Learning Algorithms

Jinghan Zhang, Zerui Cheng, Shiqi Chen +5

Traditional evaluations measure a learning algorithm's final performance on an i.i.d. test set, reducing learning to a single aggregate score. This approach obscures a fundamental…

cs.GT2026

TERMS-Bench: Diagnosing LLM Negotiation Agents Beyond Deal Rate

Erica Zhang, Fangzhao Zhang, Aneesh Pappu +5

Negotiation is a central mechanism of economic exchange, shaping markets, procurement, labor agreements, and resource allocation. It is also a canonical testbed for agentic languag…

cs.CL2026

CryptoBench: A Dynamic Benchmark for Expert-Level Evaluation of LLM Agents in Cryptocurrency

Jiacheng Guo, Suozhi Huang, Zixin Yao +16

This paper introduces CryptoBench, the first expert-curated, dynamic benchmark designed to rigorously evaluate the real-world capabilities of Large Language Model (LLM) agents in t…

cs.AI2026

Workspace-Bench 1.0: Benchmarking AI Agents on Workspace Tasks with Large-Scale File Dependencies

Zirui Tang, Xuanhe Zhou, Yumou Liu +19

Workspace learning requires AI agents to identify, reason over, exploit, and update explicit and implicit dependencies among heterogeneous files in a worker's workspace, enabling t…

cs.AI2026

Xpertbench: Expert Level Tasks with Rubrics-Based Evaluation

Xue Liu, Xin Ma, Yuxin Ma +36

As Large Language Models (LLMs) exhibit plateauing performance on conventional benchmarks, a pivotal challenge persists: evaluating their proficiency in complex, open-ended tasks c…

cs.LG2026

Balanced Aggregation: Understanding and Fixing Aggregation Bias in GRPO

Zhiyuan Zeng, Jiameng Huang, Zhangyue Yin +8

Reinforcement learning with verifiable rewards (RLVR) has become a central paradigm for improving reasoning and code generation in large language models, and GRPO-style training is…