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机器学习异常检测实战:用Isolation Forest快速构建无标签异常检测系统
无监督异常检测作为机器学习领域的重要分支,专门用于在缺乏标记数据的环境中识别异常事件。本文深入探讨异常检测技术的理论基础与实践应用,通过Isolation Forest算法进行异常检测,并结合LightGBM作为主分类器,构建完整的欺诈检测系统。文章详细阐述了从 ...
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