| 摘要 |
An information delivery server of the present invention delivers information to information presentation terminals, and includes a control unit and a storage unit. The storage unit includes: a user attribute information storage unit that stores user attribute information; and a presentation information object storage unit that stores a presentation information object including user presentation information, feature information related to a context and an attribute of the user presentation information, and information indicating a relevancy of the user presentation information to a user of a delivery target. The control unit includes: a relevancy calculation unit which calculates a relevancy of the user presentation information to the user based on user attribute information of the user of the delivery target of the user presentation information and feature information of the user presentation information, and stores the calculated relevancy in the presentation information object storage unit; a delivery management unit that determines an information presentation terminal of a delivery target and a presentation information object to be delivered to the information presentation terminal based on the calculated relevancy at a delivery time of the user presentation information; and a delivery unit that delivers the determined presentation information object to the information presentation terminal of the delivery target.
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