研究一种基于机器学习的适应性和高效的查模型,用于社区惩戒囚犯的心理症状
Zhifei Xu1,2, Zhigeng Pan3,4, Yan Wang2
1School of Public Health, Hangzhou Normal University, Hangzhou, 311121, Zhejiang, China.
Scientific reports
|April 30, 2024
概括
这项研究开发了一种自适应机器学习模型,用于选社区惩戒囚犯的心理风险,大大简化了评估. 该模型提高了心理健康问题的检测率,减少了错误诊断和潜在的伤害.
科学领域:
- 心理评估 心理评估
- 机器学习在犯罪学中的应用
- 公共卫生查检查
背景情况:
- 目前对中国社区惩戒囚犯的心理评估,症状检查清单-90 (SCL-90) 和SF-12,有局限性.
- 对于受试者和管理者来说,SCL-90是复杂的;SF-12可能会错过查.
- 对于这一群体,需要有效和准确的心理查工具.
研究的目的:
- 开发和评估一种适应性机器学习模型,用于社区惩戒囚犯的心理风险查.
- 使用多标签分类,将囚犯的特征与心理健康风险相关联.
- 为了简化SCL-90评估,同时保持高性能.
主要方法:
- 收集了25480名社区惩戒囚犯的17维特征数据和SCL-90/SF-12分数.
- 采用多标签多分类算法和过量采样技术.
- 开发了一种通过使用二进制相关性算法进行计算机化适应性测试 (CAT) 启发的自适应性选模型.
主要成果:
- 与SCL-90相比,自适应模型实现了65%的问题简化率,准确度为0.66,灵敏度为0.754,F1得分为0.649.
- 与SF-12相比,该模型的简化和准确性略低,但灵敏度增加了42.26%,F1得分增加了15.28%.
- 该模型有效地减少了错过的查,增强了对心理困扰风险较高的个体的识别.
结论:
- 开发的适应性查模型为社区惩戒囚犯提供了一种简化,个性化和高效的心理评估方法.
- 这种模型显著改善了心理风险的检测,减轻了错过查的后果.
- 这项研究强调了机器学习在监狱环境中优化心理评估的潜力.
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