6. The method of claim 1 , further comprising presenting a results list in response to the search query, wherein: the associating one or more of the multiple objects with tags is performed by a first user, wherein the tag contains one or more tag terms; the search query contains the one or more tag terms in the tag and is performed by a second user; the results list is presented to the second user; and the relevance scores are influenced by a level of confidence placed in the first user or in groups to which the first user belongs.
6. The method of claim 1 , further comprising presenting a results list in response to the search query, wherein: the associating one or more of the multiple objects with tags is performed by a first user, wherein the tag contains one or more tag terms; the search query contains the one or more tag terms in the tag and is performed by a second user; the results list is presented to the second user; and the relevance scores are influenced by a level of confidence placed in the first user or in groups to which the first user belongs. 11. The method of claim 6 , wherein the level of confidence is based on how closely the first user's tagging behavior matches that of other users.