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DATABASE OPTIMIZATION CONCEPTS IN FAST RESPONSE ENVIRONMENTS

  • US 20170372317A1
  • Filed: 05/11/2017
  • Published: 12/28/2017
  • Est. Priority Date: 06/22/2016
  • Status: Active Grant
First Claim
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1. A system, comprising:

  • a processor; and

    a non-transitory computer-readable storage medium having instructions stored thereon that are executable by the processor to cause the system to perform operations comprising;

    receiving string data corresponding to a plurality of account characteristics for a new account for an electronic transaction service;

    determining an exact match exists between a particular piece of the string data for the new account and respective particular pieces of string data for a plurality of established accounts for the electronic transaction service;

    based on the exact match, analyzing the plurality of account characteristics for the new account relative to account characteristics for the plurality of established accounts;

    without using transaction history data for the new account, and based on the analyzing, assigning the new account to a particular account cluster based on similarities in the plurality of account characteristics to account characteristics of the established accounts; and

    using a machine learning model, predicting a fraud probability of the new account based on the assigned particular account cluster.

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