Patent ID: 8494942

Claim:
A computer-implemented method of identifying common trends represented in a corpus of information, the method comprising: reading, by a computer, a first set of private information from the corpus of information stored in a memory system, the first set of private information associated with a first entity, and comprising a first set of proprietary rules for processing a first plurality of transactions at the first entity; reading, by the computer, a second set of private information from the corpus of information stored in the memory system, the second set of private information associated with a second different, entity and comprising a second set of proprietary rules for processing a second plurality of transactions at the second, different entity; and comparing, by the computer, the first set of private information to the second set of private information in order to identify common information between the first set of private information and the second set of private information, without revealing the first set of private information or the second set of private information.