NOVOTNÁ, Tereza, Jakub HARAŠTA and Jakub KÓL. Topic Modelling of the Czech Supreme Court Decisions. Online. In Kevin D. Ashley, Katie Atkinson, L. Karl Branting, Enrico Francesconi, Matthias Grabmair, Vern R. Walker, Bernhard Waltl, Adam Zachary Wyner. Proceedings of the Fourth Workshop on Automated Semantic Analysis of Information in Legal Text held online in conjunction with the 33rd International Conference on Legal Knowledge and Information Systems (JURIX 2020). CEUR WS, vol. 2764. Aachen, Německo: CEUR Workshop Proceedings, 2020, p. 1-5. ISSN 1613-0073.
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Basic information
Original name Topic Modelling of the Czech Supreme Court Decisions
Authors NOVOTNÁ, Tereza (203 Czech Republic, guarantor, belonging to the institution), Jakub HARAŠTA (203 Czech Republic, belonging to the institution) and Jakub KÓL (203 Czech Republic).
Edition CEUR WS, vol. 2764. Aachen, Německo, Proceedings of the Fourth Workshop on Automated Semantic Analysis of Information in Legal Text held online in conjunction with the 33rd International Conference on Legal Knowledge and Information Systems (JURIX 2020), p. 1-5, 5 pp. 2020.
Publisher CEUR Workshop Proceedings
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 50501 Law
Country of publisher Germany
Confidentiality degree is not subject to a state or trade secret
Publication form electronic version available online
WWW Open access sborníku
RIV identification code RIV/00216224:14220/20:00117354
Organization unit Faculty of Law
ISSN 1613-0073
Keywords in English topic modelling; Latent Dirichlet Allocation; Non-negative Matrix Factorization; court decisions; coherence score
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Petra Georgala, učo 32967. Changed: 29/3/2021 16:05.
Abstract
The Czech Supreme Court produces significant amount of decisions totalling more than 130 000 decisions since 1993. The amount makes it difficult for law practitioners to research this case law. This work focuses on topic models for enhanced information retrieval through identification of case law approaching the same or similar issues. We provide initial quantitative evaluation of Latent Dirichlet Allocation (LDA) and Non-negative Matrix Factorization (NMF) models according to CV coherence score for different number of topics modelled n= {10, 20, ..., 90, 100}. Additionally, we provide qualitative evaluation for LDA and NMF models n= {20, 30} that will serve as a starting point for subsequent expert-user evaluation.
Links
MUNI/A/1454/2019, interní kód MUName: Automatické zpracování soudních rozhodnutí: experiment s uživateli
Investor: Masaryk University, Category A
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