CPC G06F 21/6254 (2013.01) [G06F 16/2457 (2019.01); G06Q 30/0204 (2013.01)] | 20 Claims |
1. A system comprising:
at least one memory;
instructions in the system; and
programmable circuitry to be programmed by the instructions to at least:
generate decoy database proprietor identifiers based on probability density functions;
after querying a database proprietor using panelist database proprietor identifiers and the decoy database proprietor identifiers:
access (a) demographic information corresponding to the panelist database proprietor identifiers and first ones of the the decoy database proprietor identifiers that are associated with subscribers to the database proprietor, and (b) errors indicating that second ones of the decoy database proprietor identifiers are not associated with the subscribers to the database proprietor; and
regenerate the probability density functions based on the panelist database proprietor identifiers and the first ones of the decoy database proprietor identifiers that are associated with the subscribers to the database proprietor; and
assign the panelist database proprietor identifiers to panelists based on the demographic information obtained from the database proprietor.
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