基于FrFT变换和全变分正则化的异常检测算法

孙菲,厉小润,赵辽英,余绍奇

Anomaly detection algorithm based on FrFT transform and total variation regularization

Fei SUN,Xiao-run LI,Liao-ying ZHAO,Shao-qi YU

表 4 不同算法在3个数据集上的运行时间

Tab.4 Detection time of different methods in three datasets

s 数据集 tr GRX RPCA FRFE LSMAD LRASR 本文方法 Urban 0.0627 3.6739 18.3643 9.3211 37.0203 148.9941 Pavia 0.0699 4.5899 17.6630 15.9884 150.7036 298.8545 Hyperion 0.0623 2.7474 16.4124 9.5605 37.5466 153.2101