Towards Probabilistic Question Answering Over Tabular Data
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arXiv
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| Auteurs principaux: | , , |
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| Format: | Preprint |
| Publié: |
2025
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| _version_ | 1866915359380996096 |
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| author | Shen, Chen Rahman, Sajjadur Hruschka, Estevam |
| author_facet | Shen, Chen Rahman, Sajjadur Hruschka, Estevam |
| contents | Current approaches for question answering (QA) over tabular data, such as NL2SQL systems, perform well for factual questions where answers are directly retrieved from tables. However, they fall short on probabilistic questions requiring reasoning under uncertainty. In this paper, we introduce a new benchmark LUCARIO and a framework for probabilistic QA over large tabular data. Our method induces Bayesian Networks from tables, translates natural language queries into probabilistic queries, and uses large language models (LLMs) to generate final answers. Empirical results demonstrate significant improvements over baselines, highlighting the benefits of hybrid symbolic-neural reasoning. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2506_20747 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Towards Probabilistic Question Answering Over Tabular Data Shen, Chen Rahman, Sajjadur Hruschka, Estevam Computation and Language 68T50, 68T37 I.2.7 Current approaches for question answering (QA) over tabular data, such as NL2SQL systems, perform well for factual questions where answers are directly retrieved from tables. However, they fall short on probabilistic questions requiring reasoning under uncertainty. In this paper, we introduce a new benchmark LUCARIO and a framework for probabilistic QA over large tabular data. Our method induces Bayesian Networks from tables, translates natural language queries into probabilistic queries, and uses large language models (LLMs) to generate final answers. Empirical results demonstrate significant improvements over baselines, highlighting the benefits of hybrid symbolic-neural reasoning. |
| title | Towards Probabilistic Question Answering Over Tabular Data |
| topic | Computation and Language 68T50, 68T37 I.2.7 |
| url | https://arxiv.org/abs/2506.20747 |