50. The physical memory device of claim 28 , where the objective data further includes: third data based on a value indicating a portion of users that select the particular search result document before selecting one or more of the search result documents associated with the particular search query.
28. The physical memory device of claim 23 , where the information associated with the human generated evaluations comprises: information associated with an average of a plurality of ratings, assigned by a plurality of evaluators, indicating the relevance of the identified documents to the submitted at least one search query.