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From the 2 of 5 linked papers with an AI index.

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5 papers

cs.AI2026

MAG: A Web-Agent Benchmark and Harness for Multimodal Action and Guide Generation

Chengguang Gan, Hanjun Wei, Yunhao Liang +3

The paper presents MAG, a benchmark and harness that combine web‑agent action execution and guide text generation into a single multimodal task using screenshot‑based grounding, an…

cs.AI2026

A Learning-Rate-Gated Failure of GRPO in a Small Language and Vision-Language Model Web Agent: A Controlled Null and Its Mechanism

Chengguang Gan, Zhixi Cai, Yunhao Liang +3

The paper evaluates whether Group Relative Policy Optimization (GRPO) improves the performance of small (4‑8 B parameter) language and vision‑language web agents and finds that it…

cs.CL2026

A Multilingual Dataset and Empirical Validation for the Mutual Reinforcement Effect in Information Extraction

Chengguang Gan, Sunbowen Lee, Qingyu Yin +9

The Mutual Reinforcement Effect (MRE) describes a phenomenon in information extraction where word-level and sentence-level tasks can mutually improve each other when jointly modele…

cs.CL2026

GuideWeb: A Benchmark for Automatic In-App Guide Generation on Real-World Web UIs

Chengguang Gan, Yoshihiro Tsujii, Yunhao Liang +3

Digital Adoption Platform (DAP) provide web-based overlays that deliver operation guidance and contextual hints to help users navigate complex websites. Although modern DAP tools e…

cs.CL2025

M-MRE: Extending the Mutual Reinforcement Effect to Multimodal Information Extraction

Chengguang Gan, Zhixi Cai, Yanbin Wei +3

Mutual Reinforcement Effect (MRE) is an emerging subfield at the intersection of information extraction and model interpretability. MRE aims to leverage the mutual understanding be…