الباحثون

Yitai Li

المنشورات 2

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RankGround: Efficient High-Resolution GUI Grounding via Lightweight Reranker-Guided Crop Selection

Liyang Fan, Xinping Bi, Yitai Li وآخرون · 2026 · 10.1145/3767308.3836574

Graphical User Interface (GUI) grounding is a fundamental perception task for multimodal agents, enabling them to interpret natural language instructions and interact with digital interfaces. Existing methods face a fundamental trade-off between accuracy and efficiency: direct full-image inference often fails to captur …

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ReFigBench: Benchmarking Scientific Figure Reconstruction as Editable PowerPoint Artifacts

Liyang Fan, Chi Wei, Yitai Li وآخرون · 2026

Multimodal coding agents are expected to turn visual inputs into usable artifacts, and they act through a harness, the layer of tools, context management, and execution environment around the model. Existing evaluations often isolate short tool calls, API traces, or screenshot resemblance, and a low score under these p …

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