10. A tag recommendation system for annotating content objects including: an annotation module comprising an annotation relationship detector and ranking processor wherein each object is characterized by an associated set of content features and the processor determines a first annotation relationship between the features and predetermined tags for the object, the relationship being defined by a graph construction representative of an affinity relationship between the predetermined tags and content objects to a selected query; and, determining a second annotation relationship representative of frequency of tagging usaqe of each of the set of predetermined tags, wherein the processor ranks a plurality of the annotation relationships based upon a relevance of the predetermined tags to the content features in response to a user input of a user tag preference for assigning a new tag to the object, and suggesting suggested tags from the ranking as most likely for annotating the content object.
17. The system of claim 10 wherein the content objects are internet accessible.