USER'S PREFERENCE CALCULATION METHOD, DEVICE AND PROGRAM, RECORDING MEDIUM AND CONTENT INFORMATION PROVIDING SYSTEM

摘要

PROBLEM TO BE SOLVED: To calculate the user's preference to a content with high accuracy. SOLUTION: The operation performed by the user to the content during play back (skip, back, no reaction) is acquired (step 101). The present operational information of the user is accumulated with the last operational information to the content (step 102), a user's preference point to each content is changed in accordance with the combination of the last operation and the present operation, and the point is added by the number of times of viewing, and then divided by the number of times of viewing to obtain a user's preference degree to each content (step 103). The content are provided to the user in accordance with the obtained preference degree (step 104).