Bridging the Gap: Cardinality Estimation for Semantic Queries on Unstructured Data

Authors

• 1. Shihui Xu (Tsinghua University)
• 2. Jiayi Wang (Tsinghua University)
• 3. Guoliang Li (Tsinghua University)

@inproceedings{xu_sigmod26,
        title = {{Bridging the Gap: Cardinality Estimation for Semantic Queries on Unstructured Data}},
        author = {Xu, Shihui and Wang, Jiayi and Li, Guoliang},
        series = {{SIGMOD} '26},
        booktitle = {Proceedings of the {ACM} {SIGMOD} International Conference on Management of Data},
        publisher = {Association for Computing Machinery},
        doi = {10.1145/3802024},
        url = {https://dl.acm.org/doi/10.1145/3802024},
        year = {2026}
}

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