13. The method of claim 11 , further comprising increasing the weightings of links between the resource node and the topic nodes in at least one of the first and second relationship models in response to the request.
11. The method of claim 9 , wherein the first and second relationship models further include respective weightings assigned to the first and second links, the weightings respectively indicating the values of the first and second topic nodes connected by the first and second links in leading the users of the first and second terminals to access the media resource.