Abnormal transaction detection method and device based on transaction rule identification
A technology of abnormal transactions and transactions, which is applied in the field of abnormal transaction detection based on the identification of transaction rules, can solve the problems of inability to effectively detect transaction anomalies, difficulty in subdividing transaction anomalies at the branch level, and inability to provide decision support, etc.
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[0048] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0049] The technical problem considered by the inventor is: how to objectively and scientifically describe the degree of difference (difference degree, deviation degree) between the current operation state of the transaction and the past by automatic means is the main problem to be solved in the current abnormal transaction detection work. At the same time, how to detect abnormal transactions with different appearances and how to realize the descr...
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