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From the obtained results, it was possible to conclude that the XGBoost algorithm is the most suitable for predicting the future status of an ex-combatant. The XGBoost presented an AUC score of 0.964 in the cross-validation stage and an AUC of 0.952 in the test stage, evidencing the high reliability of the model.<\/jats:p>","DOI":"10.3233\/ida-216397","type":"journal-article","created":{"date-parts":[[2023,4,7]],"date-time":"2023-04-07T11:36:14Z","timestamp":1680867374000},"page":"501-517","source":"Crossref","is-referenced-by-count":0,"title":["Machine learning application in the ex-combatant demobilization process on the Colombian armed conflict"],"prefix":"10.1177","volume":"27","author":[{"given":"Enrique","family":"Delahoz-Dom\u00ednguez","sequence":"first","affiliation":[{"name":"Department of Productivity and Innovation, Universidad de la Costa, Barranquilla, Colombia"},{"name":"Rambla del Poblenou, 156, 08018, Universitat Oberta de Catalunya, Barcelona, Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jonathan","family":"Carrillo-Naranjo","sequence":"additional","affiliation":[{"name":"Bachelor\u2019s in Military Sciences, Universidad Militar Nueva Granada, Bogot\u00e1, Colombia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alicia","family":"Camelo-Guar\u00edn","sequence":"additional","affiliation":[{"name":"Faculty of Military Sciences, Escuela Militar de Cadetes General Jos\u00e9 Mar\u00eda C\u00f3rdova, Bogot\u00e1, Colombia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rohemi","family":"Zuluaga-Ortiz","sequence":"additional","affiliation":[{"name":"Industrial Engineering Department, Universidad del Sin\u00fa, Cartagena, Colombia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","reference":[{"issue":"1","key":"10.3233\/IDA-216397_ref1","doi-asserted-by":"publisher","first-page":"66","DOI":"10.1093\/ijtj\/ijm011","article-title":"Transitional Subjects: The Disarmament, Demobilization and Reintegration of Former Combatants in Colombia 1","volume":"1","author":"Theidon","year":"2007","journal-title":"International Journal of Transitional Justice"},{"key":"10.3233\/IDA-216397_ref3","unstructured":"M.\u00a0Ribetti, Disengagement and beyond: a case study of demobilization in Colombia, in: Leaving Terrorism Behind, Routledge, 2008, p.\u00a018. 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