12. The computer readable medium of claim 9 , wherein determining a probability comprises passing a transaction record set and the exemplar record set to a classifier, wherein the classifier is configured to determine the probability that the transaction record set stores transaction records associated with the first entity.
12. The computer readable medium of claim 9 , wherein determining a probability comprises passing a transaction record set and the exemplar record set to a classifier, wherein the classifier is configured to determine the probability that the transaction record set stores transaction records associated with the first entity. 13. The computer readable medium of claim 12 , wherein the classifier is a random forest classifier.