Patent ID: 11900317
Assignee: CAPITAL ONE SERVICES, LLC
Field: IT methods for management (Electrical engineering)
Classification: CPC G | IPC G

Claim 17:
18. A non-transitory machine-readable medium having instructions stored thereon that, when executed by one or more processors, cause the one or more processors to:
receive, via a network from a plurality of client computers, a plurality of browsing records indicating that: a plurality of websites were displayed via web browsers run on the plurality of client computers, and the plurality of web sites offered a plurality of items for sale from a plurality of vendors;
receive, via the network, a plurality of transaction records associated with a user account, wherein each of the plurality of transaction records identify: one of the plurality of vendors, and a total cost of one of a plurality of transactions;
retrieve, from one or more databases, a classifier model;
evaluate the classifier model with information from the plurality of browsing records and information from the plurality of transaction records as inputs to determine a likelihood that each of the plurality of items was included in each of the plurality of transactions;
generate, based on the likelihood, a hierarchical data structure comprising: a first list including the plurality of transactions, and for each transaction of the plurality of transactions, a subordinate list including a respective subset of the plurality of items associated with the respective transaction;
receive, via the network from a particular client computer, a query identifying the user account; and
transmit, in response to the query, the hierarchical data structure to the particular client computer.