9. The method of claim 8 , wherein: the one or more entities have different topic-specific trust ranks for the plurality of different topics; and calculating, for each of the one or more annotation label terms matching the query label term, the aggregated topic-specific trust rank of the entity that associated the annotation label term with the resource based on topic-specific trust information for the entity for a plurality of different topics comprises: aggregating the different topic-specific trust ranks for the entity for the plurality of different topics according to one or more topical hierarchies.
8. The method of claim 1 , wherein identifying, for each of the one or more annotation label terms matching the query label term, a trust rank of the entity that associated the annotation label term with the resource, each trust rank indicating a level of trust for annotation label terms that are associated by the entity, and each trust rank being based on the determined one or more trust relationships that are based on the frequency with which the user visits the one or more resources comprises: calculating, for each of the one or more annotation label terms matching the query label term, an aggregated topic-specific trust rank of the entity that associated the annotation label term with the resource based on topic-specific trust information for the entity for a plurality of different topics.