Explainable machine learning multi-label classification of Spanish legal judgements

Fuente: arXiv
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Main Authors: de Arriba-Pérez, Francisco, García-Méndez, Silvia, González-Castaño, Francisco J., González-González, Jaime
Format: Preprint
Published: 2024
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author de Arriba-Pérez, Francisco
García-Méndez, Silvia
González-Castaño, Francisco J.
González-González, Jaime
author_facet de Arriba-Pérez, Francisco
García-Méndez, Silvia
González-Castaño, Francisco J.
González-González, Jaime
contents Artificial Intelligence techniques such as Machine Learning (ML) have not been exploited to their maximum potential in the legal domain. This has been partially due to the insufficient explanations they provided about their decisions. Automatic expert systems with explanatory capabilities can be specially useful when legal practitioners search jurisprudence to gather contextual knowledge for their cases. Therefore, we propose a hybrid system that applies ML for multi-label classification of judgements (sentences) and visual and natural language descriptions for explanation purposes, boosted by Natural Language Processing techniques and deep legal reasoning to identify the entities, such as the parties, involved. We are not aware of any prior work on automatic multi-label classification of legal judgements also providing natural language explanations to the end-users with comparable overall quality. Our solution achieves over 85 % micro precision on a labelled data set annotated by legal experts. This endorses its interest to relieve human experts from monotonous labour-intensive legal classification tasks.
format Preprint
id arxiv_https___arxiv_org_abs_2405_17610
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Explainable machine learning multi-label classification of Spanish legal judgements
de Arriba-Pérez, Francisco
García-Méndez, Silvia
González-Castaño, Francisco J.
González-González, Jaime
Computation and Language
Artificial Intelligence
Machine Learning
Artificial Intelligence techniques such as Machine Learning (ML) have not been exploited to their maximum potential in the legal domain. This has been partially due to the insufficient explanations they provided about their decisions. Automatic expert systems with explanatory capabilities can be specially useful when legal practitioners search jurisprudence to gather contextual knowledge for their cases. Therefore, we propose a hybrid system that applies ML for multi-label classification of judgements (sentences) and visual and natural language descriptions for explanation purposes, boosted by Natural Language Processing techniques and deep legal reasoning to identify the entities, such as the parties, involved. We are not aware of any prior work on automatic multi-label classification of legal judgements also providing natural language explanations to the end-users with comparable overall quality. Our solution achieves over 85 % micro precision on a labelled data set annotated by legal experts. This endorses its interest to relieve human experts from monotonous labour-intensive legal classification tasks.
title Explainable machine learning multi-label classification of Spanish legal judgements
topic Computation and Language
Artificial Intelligence
Machine Learning
url https://arxiv.org/abs/2405.17610