Patent ID: 7809824

Claim:
A computer-implemented method for managing email users and email traffic of an email system, comprising: collecting usage data of email traffic handled by the email system; generating time series data from the collected usage data; analyzing the time series data; analyzing geographic data of the usage data; analyzing sending data of the usage data, the sending data comprising information related to the senders of the email traffic; analyzing content features of the email traffic; creating a plurality of feature vectors comprising indications of: the analyzed time series data, analyzed geographic data, analyzed sending data, and analyzed content features, the feature vectors including a first vector comprising an indication of a first feature and a second vector comprising an indication of a second feature; and performing cluster analysis on the plurality of feature vectors and clustering groups of vectors into a plurality of categories, the categories comprising a first clustered group of users corresponding to a first natural cluster in the usage data and a second clustered group of users corresponding to a second natural cluster in the usage data, the first clustered group comprising at least one first user associated with the first feature, the first feature corresponding to a center of the first clustered group, the second clustered group comprising at least one second user associated with the second feature, and the second feature corresponding to a center of the second clustered group.