15. The method of claim 11 , further comprising: mapping one or more of the documents to one or more of the plurality of categories; and associating one or more association strengths to matches between each document and the one or more categories.
15. The method of claim 11 , further comprising: mapping one or more of the documents to one or more of the plurality of categories; and associating one or more association strengths to matches between each document and the one or more categories. 16. The method of claim 15 , further comprising: determining the document-categories score based on the degree of match for each document using the association strengths.