Patent ID: 11954232
Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. An information processing method performed by an information processing device which is connected via a communication network to another information processing device storing a target data, and which stores a data set, the data set and the target data being composed of records including one or more items, the information processing method comprising:
in a case where an acquisition request which designates an acquisition condition of data included in the data set is received from the other information processing device, searching for data which satisfies the acquisition condition from the data set, and transmitting data obtained as a result of the search to the other information processing device;
receiving data obtained by anonymizing through statistical processing, at the other information processing device, merged data which is obtained by merging the transmitted data and the target data; and
subtracting statistics included in the data transmitted to the other information processing device from statistics included in the received data.