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Author

Hai-Tao Zheng

3 papers indexed here

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Preprint Sep 2026

Tool Retrievers Are Underestimated: Annotation Expansion Reveals True Capability

The proposed ToolEX (Tool Equivalent eXpansion), a framework that automatically discovers and annotates the tool combinations functionally equivalent to the labeled ones, and confirms that the one-to-one problem extends beyond tool retrieval.

Yan-Yu Zhu, Chen-Heng Zhang, Shao-Shen Chen et al. · 0 citations

TangramPuzzle: Evaluating Multimodal Large Language Models with Compositional Spatial Reasoning

TangramPuzzle is introduced, a benchmark comprising 668 validated configurations and 1,336 instances for evaluating compositional spatial reasoning under geometric constraints, and the Tangram Construction Expression is formulated to encode tangram configurations with machine-verifiable geometric specifications.

Daixian Liu, Jiayi Kuang, Ying-Hui Li et al. · 4 citations

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