2. The method of claim 1 wherein determining the at least one weighted discrepancy parameter includes determining a fraud metric based on the set of transactions, determining the at least one action parameter includes determining a business rule that matches the fraud metric, and the at least one action parameter is based on the business rule.
2. The method of claim 1 wherein determining the at least one weighted discrepancy parameter includes determining a fraud metric based on the set of transactions, determining the at least one action parameter includes determining a business rule that matches the fraud metric, and the at least one action parameter is based on the business rule. 4. The method of claim 2 further comprising: transmitting a request for the fraud metric to a database including the set of transactions; determining the fraud metric at the database based on the set of transactions; and receiving the fraud metric from the database.