| COF | Connectivity-based Outlier Factor (COF) algorithm |
| DB | Distance-based outlier detection based on user-given neighborhood size |
| INFLO | Influenced Outlierness (INFLO) algorithm |
| KDEOS | Kernel Density Estimation Outlier Score (KDEOS) algorithm with gaussian kernel |
| KNN_AGG | Aggregated k-nearest neighbors distance over different k's |
| KNN_IN | In-degree for observations in a k-nearest neighbors graph |
| KNN_SUM | Sum of distance to k-nearest neighbors |
| LDF | Local Density Factor (LDF) algorithm with gaussian kernel |
| LDOF | Local Distance-based Outlier Factor (LDOF) algorithm |
| LOCI | Local Correlation Integral (LOCI) algorithm with constant nearest neighbor parameter |
| LOF | Local Outlier Factor (LOF) algorithm |
| LOOP | Local Outlier Probability (LOOP) algorithm |
| NAN | Natural Neighbor (NAN) algorithm to return the self-adaptive neighborhood |
| NOF | Natural Outlier Factor (NOF) algorithm |
| RDOS | Relative Density-based Outlier Factor (RDOS) algorithm with gaussian kernel |
| RKOF | Robust Kernel-based Outlier Factor (RKOF) algorithm with gaussian kernel |