A comparative evaluation of outlier detection algorithms: Experiments and analyses.
Pattern Recognition(2018)
摘要
•Experimental comparison and analysis of unsupervised outlier detection techniques.•Based on ROC, precision-recall, computation time, memory usage and robustness.•Extend a nonparametric Bayesian method to model numerical and categorical features.•Experiments make use of novel industrial datasets and assess generalization abilities.
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关键词
Outlier detection,Fraud detection,Novelty detection,Variational inference,Isolation forest
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