| 摘要 |
PROBLEM TO BE SOLVED: To provide technology for creating an effective social graph conforming to the actual state of business activities.SOLUTION: An information processing device according to the present invention comprises: means for collecting, for each user, event information including event identification information and occurrence time information pertaining to information propagation, the information amount of which is limited so as to meet a prescribed condition; means for extracting, from the collected event information, an information propagation route per event on the basis of the event occurrence time information having the same identification information; conversion means for serializing the information propagation route in order of time series on the basis of a user attribute per user and converting it so as to increase the number of hops; and means for deriving inter-user link information on the basis of the route of event information propagation converted by the conversion means. |
