localOutlierFactor: Filter implementing the Local Outlier Factor (LOF) outlier/anomaly detection algorithm.

URL:http://weka.sourceforge.net/doc.packages/localOutlierFactor
Author:Mark Hall
Maintainer:Weka team <wekalist{[at]}list.scms.waikato.ac.nz>

A filter that applies the LOF (Local Outlier Factor) algorithm to compute an "outlier" score for each instance in the data. Can use multiple cores/cpus to speed up the LOF computation for large datasets. Nearest neighbor search methods and distance functions are pluggable.

For more information, see:

Markus M. Breunig, Hans-Peter Kriegel, Raymond T. Ng, Jorg Sander (2000). LOF: Identifying Density-Based Local Outliers. ACM SIGMOD Record. 29(2):93-104.

All available versions:
Latest
1.0.4
1.0.3
1.0.2
1.0.1
1.0.0