FACTS: Table Summarization via Offline Template Generation with Agentic Workflows

Ye Yuan, Mohammad Amin Shabani, Siqi Liu


Abstract
Query-focused table summarization requires generating natural language summaries of tabular data conditioned on a user query, enabling users to access insights beyond fact retrieval. Existing approaches face key limitations: table-to-text models require costly fine-tuning and struggle with complex reasoning, prompt-based LLM methods suffer from token-limit and efficiency issues while exposing sensitive data, and prior agentic pipelines often rely on decomposition, planning, or manual templates that lack robustness and scalability. To mitigate these issues, we introduce an agentic workflow, FACTS, a Fast, Accurate, and Privacy-Compliant Table Summarization approach via Offline Template Generation. FACTS produces offline templates, consisting of SQL queries and Jinja2 templates, which can be rendered into natural language summaries and are reusable across multiple tables sharing the same schema. It enables fast summarization through reusable offline templates, accurate outputs with executable SQL queries, and privacy compliance by sending only table schemas to LLMs. Evaluations on widely-used benchmarks show that FACTS consistently outperforms baseline methods, establishing it as a practical solution for real-world query-focused table summarization. Our code is available at https://github.com/BorealisAI/FACTS.
Anthology ID:
2026.findings-acl.453
Volume:
Findings of the Association for Computational Linguistics: ACL 2026
Month:
July
Year:
2026
Address:
San Diego, California, United States
Editors:
Maria Liakata, Viviane P. Moreira, Jiajun Zhang, David Jurgens
Venue:
Findings
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Publisher:
Association for Computational Linguistics
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Pages:
9298–9315
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URL:
https://preview.aclanthology.org/ingest-acl/2026.findings-acl.453/
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Cite (ACL):
Ye Yuan, Mohammad Amin Shabani, and Siqi Liu. 2026. FACTS: Table Summarization via Offline Template Generation with Agentic Workflows. In Findings of the Association for Computational Linguistics: ACL 2026, pages 9298–9315, San Diego, California, United States. Association for Computational Linguistics.
Cite (Informal):
FACTS: Table Summarization via Offline Template Generation with Agentic Workflows (Yuan et al., Findings 2026)
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https://preview.aclanthology.org/ingest-acl/2026.findings-acl.453.pdf
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