A. Silva, Aléssio Tony Cavalcanti Almeida, Hilton Martins de Brito Ramalho
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引用次数: 0
摘要
65%的人同意使用机器学习辅助工具的算法viáveis辅助工具,acadêmicas预防工具índices reprovações优越。palavras - have: predidir - o de Risco。Reprovacao。教学优势。机器学习。本研究提出使用机器学习(ML)算法来识别高等教育学生不及格的风险。基于universsidade Federal da Paraíba (UFPB)和platforma latte在2010-2016年期间的微分与积分学I学科的管理记录,验证了预测效果最好的模型是Ridge、Logistic回归、LASSO和Elastic Net,它们之间的表现没有统计学差异。通过对训练数据的建模,结果发现,在组成新数据集(测试集)的1903个观察值中,准确率正确预测的状态(不及格和合格)的学生的频率在两个模型上都是69%。反过来,72%的学生被正确预测为不及格(敏感性)。这些发现证实,机器学习算法可以成为帮助预防性学术管理和旨在降低高等教育不良率的教学行动的可行工具。
Predição do Risco de Reprovação no Ensino Superior Usando Algoritmos de Machine Le-arning
65% Esses ratificam que algoritmos de ML podem ser instrumentos viáveis para auxiliar e gerenciais acadêmicas preventivas índices reprovações superior. Palavras-chave: Predição de Risco. Reprovação. Ensino Superior. Machine Learning . ABSTRACT This research proposes to identify the risk of failing higher education students using Machine Learning (ML) algorithms. Based on the administrative records of the Universidade Federal da Paraíba (UFPB) and Plataforma Lattes, for the period 2010-2016 of the discipline of differential and integral calculus I, it was verified that the models with the best forecasting performance were Ridge, Logistic Regression, LASSO and Elastic Net, with no statistical differences in performance between them. From the modeling on the training data, the results found explain that, of the 1,903 observations that make up a new data set, the test set, the frequency of students with status (failed and approved) correctly predicted by Accuracy was 69 %, on both models. In turn, 72% of students were correctly predicted as failing (Sensitivity). These findings confirm that ML algorithms can be viable instruments to assist preventive academic management and pedagogical actions aimed at reducing failure rates in higher education.