Syllogistic Reasoning for Legal Judgment Analysis

Wentao Deng, Jiahuan Pei, Keyi Kong, Zhe Chen, Furu Wei, Yujun Li, Zhaochun Ren, Zhumin Chen, Pengjie Ren

Research output: Chapter in Book / Report / Conference proceedingConference contributionAcademicpeer-review

Abstract

Legal judgment assistants are developing fast due to impressive progress of large language models (LLMs). However, people can hardly trust the results generated by a model without reliable analysis of legal judgement. For legal practitioners, it is common practice to utilize syllogistic reasoning to select and evaluate the arguments of the parties as part of the legal decision-making process. But the development of syllogistic reasoning for legal judgment analysis is hindered by the lack of resources: (1) there is no large-scale syllogistic reasoning dataset for legal judgment analysis, and (2) there is no set of established benchmarks for legal judgment analysis. In this paper, we construct and manually correct a syllogistic reasoning dataset for legal judgment analysis. The dataset contains 11,239 criminal cases which cover 4 criminal elements, 80 charges and 124 articles. We also select a set of large language models as benchmarks, and conduct a in-depth analysis of the capacity of their legal judgment analysis.
Original languageEnglish
Title of host publicationEMNLP 2023 - 2023 Conference on Empirical Methods in Natural Language Processing, Proceedings
EditorsH. Bouamor, J. Pino, K. Bali
PublisherAssociation for Computational Linguistics (ACL)
Pages13997-14009
ISBN (Electronic)9798891760608
Publication statusPublished - 2023
Externally publishedYes
Event2023 Conference on Empirical Methods in Natural Language Processing, EMNLP 2023 - Hybrid, Singapore, Singapore
Duration: 6 Dec 202310 Dec 2023

Conference

Conference2023 Conference on Empirical Methods in Natural Language Processing, EMNLP 2023
Country/TerritorySingapore
CityHybrid, Singapore
Period6/12/2310/12/23

Funding

We would like to thank the editors and reviewers for their helpful comments. This research was supported by the National Key R&D Program of China (No.2022YFC3303004, No.2020YFB1406704), the Natural Science Foundation of China (62102234, 62272274, 62202271, 61902219, 61972234, 62072279), the Key Scientific and Technological Innovation Program of Shandong Province (2019JZZY010129), the Fundamental Research Funds of Shandong University, and VOXReality (European Union Grant, No. 101070521). All content represents the opinion of the authors, which is not necessarily shared or endorsed by their respective employers and/or sponsors.

FundersFunder number
Fundamental Research Fund of Shandong University
European Commission101070521
European Commission
National Natural Science Foundation of China62202271, 61972234, 62272274, 61902219, 62072279, 62102234
National Natural Science Foundation of China
National Key Research and Development Program of China2020YFB1406704, 2022YFC3303004
National Key Research and Development Program of China
Major Scientific and Technological Innovation Project of Shandong Province2019JZZY010129
Major Scientific and Technological Innovation Project of Shandong Province

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