16. The computer implemented method of claim 14 , further comprising: classifying structural paths of the communications of the cluster as transient based on text, in the communications of the cluster, corresponding to those structural paths satisfying a criterion; and configuring the data extraction parser to extract data from the structural paths classified as transient.
14. The computer implemented method of claim 13 , wherein the indication of the classification is an indication of the data extraction parser for that classification, and further comprising: selecting the data extraction parser for parsing the additional communication.