| 摘要 |
PROBLEM TO BE SOLVED: To solve such problem that an advertisement can not be always provided for proper users and it is difficult to evaluate advertisement effects when the advertisement is distributed through a network providing schedule service. SOLUTION: This system is provided with an interest estimating means which estimates items that a user is currently interested in according to schedule information on the user, and an advertisement meeting distribution conditions is selected according to the estimated interest of the user and advertisements and presented together with the schedule information. The interest of the user may include the location of the user and conditions of an advertisement that the user takes in as his or her schedule information. |
