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 "last_modified": "2026-04-27T06:53:17.000Z",
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 "citation": "@article{gao2025closing,\n  title={Closing the Data Loop: Using OpenDataArena to Engineer Superior Training Datasets},\n  author={Gao, Xin and Wang, Xiaoyang and Zhu, Yun and Cai, Mengzhang and He, Conghui and Wu, Lijun},\n  journal={arXiv preprint arXiv:2601.09733},\n  year={2025}\n}",
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