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Scikit-LearnScikit-Learn ― Anomaly Detection .......................................................................................................... 75sklearn10.
Scikit-Learn ― Anomaly Detection .......................................................................................................... 75
Methods ........................................................................................................................................................ 75
Sklearn algorithms for Outlier Detection ...................................................................................................... 76
Fitting an elliptic envelop .............................................................................................................................. 76
Isolation Forest .............................................................................................................................................. 78
Local Outlier Factor ....................................................................................................................................... 80
One-Class SVM............................................................................................................................................... 82
11.
Scikit-Learn — K-Nearest Neighbors (KNN) ............................................................................................. 84
Types of algorithms ....................................................................................................................................... 84
Choosing Nearest Neighbors Algorithm ........................................................................................................ 85
12.
Scikit-Learn ― KNN Learning ................................................................................................................... 87
Unsupervised KNN Learning .......................................................................................................................... 87
Supervised KNN Learning .............................................................................................................................. 91
KNeighborsClassifier ...................................................................................................................................... 91
RadiusNeighborsClassifier ............................................................................................................................. 97
Nearest Neighbor Regressor ......................................................................................................................... 99
KNeighborsRegressor .................................................................................................................................... 99
RadiusNeighborsRegressor .......................................................................................................................... 101
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