collaborators

5 papers

cs.AI2026

SaaS-Bench: Can Computer-Use Agents Leverage Real-World SaaS to Solve Professional Workflows?

Kean Shi, Zihang Li, Tianyi Ma +13

Computer-Using Agents (CUAs) are rapidly extending large language models (LLMs) beyond text-based reasoning toward action execution in more complex environments, such as web browse…

cs.SE2026

RoadmapBench: Evaluating Long-Horizon Agentic Software Development Across Version Upgrades

Xinbo Xu, Ruihan Yang, Haiyang Shen +13

Coding agents are increasingly deployed in real software development, where a single version iteration requires months of coordinated work across many files. However, most existing…

cs.LG2026

Improving MLLM Training Efficiency via Stage-Aware Sparsity

Kean Shi, Liang Chen, Haozhe Zhao +1

Multimodal Large Language Models (MLLMs) have demonstrated outstanding performance across a variety of domains. However, training MLLMs is often inefficient, as much of the computa…

cs.LG2026

Step-wise Rubric Rewards for LLM Reasoning

Weichu Xie, Haozhe Zhao, Wenpu Liu +15

Reinforcement Learning with Verifiable Rewards (RLVR) is widely used to improve reasoning in large language models, but rewards only final-answer correctness with no supervision ov…

cs.CV2026

Mema: Memory-Augmented Adapter for Enhanced Vision-Language Understanding

Ying Liu, Yudong Han, Kean Shi +1

Multimodal Large Language Models (MLLMs) have achieved remarkable performance by aligning pretrained visual representations with the linguistic knowledge embedded in Large Language…