Blows or Falls? Distinction by Random Forest Classification.

CT scan blows blunt force trauma falls forensic science random forests skeletal fractures

Journal

Biology
ISSN: 2079-7737
Titre abrégé: Biology (Basel)
Pays: Switzerland
ID NLM: 101587988

Informations de publication

Date de publication:
29 Jan 2023
Historique:
received: 12 12 2022
revised: 10 01 2023
accepted: 26 01 2023
entrez: 25 2 2023
pubmed: 26 2 2023
medline: 26 2 2023
Statut: epublish

Résumé

In this study, we propose a classification method between falls and blows using random forests. In total, 400 anonymized patients presenting with fractures from falls or blows aged between 20 and 49 years old were used. There were 549 types of fractures for 57 bones and 12 anatomical regions observed. We first tested various models according to the sensibility of random forest parameters and their effects on model accuracies. The best model was based on the binary coding of 12 anatomical regions or 28 bones with or without baseline (age and sex). Our method achieved the highest accuracy rate of 83% in the distinction between falls and blows. Our findings pave the way for applications to help forensic experts and archaeologists.

Identifiants

pubmed: 36829485
pii: biology12020206
doi: 10.3390/biology12020206
pmc: PMC9952774
pii:
doi:

Types de publication

Journal Article

Langues

eng

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Auteurs

Mélanie Henriques (M)

Centre for Functional Ecology (CEF), Laboratory of Forensic Anthropology, Department of Life Sciences, University of Coimbra, 3000-456 Coimbra, Portugal.
Aix Marseille Univ, CNRS, EFS, ADES, 13007 Marseille, France.

Vincent Bonhomme (V)

Athéna, Lacamp, 30440 Roquedur, France.

Eugénia Cunha (E)

Centre for Functional Ecology (CEF), Laboratory of Forensic Anthropology, Department of Life Sciences, University of Coimbra, 3000-456 Coimbra, Portugal.
National Institute of Legal Medicine and Forensic Sciences, 3000-456 Coimbra, Portugal.

Pascal Adalian (P)

Aix Marseille Univ, CNRS, EFS, ADES, 13007 Marseille, France.

Classifications MeSH