| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a contribution information provision device capable of presenting credibility of contribution information, in a timely manner, and to provide a contribution information browsing method, a program, and a storage medium. <P>SOLUTION: When the contribution information provision device 30 receives a browsing request from a user terminal 20, it calculates a time credibility value Pt from a contribution time and a browsing time; calculates a location credibility value PN from a contribution place and a browsing place; calculates a contributor credibility value PNu based on a contributor ID; calculates a contribution category credibility value PNc, based on a contribution category, calculates a reliability value Cmu for the contribution information; and calculates a total credibility value JA of the contribution information based on the time credibility value Pt, the place credibility value PN, the contributor credibility value PNu, the contribution category credibility value PNc, and the reliability value Cmu. <P>COPYRIGHT: (C)2010,JPO&INPIT |
