16. The computer storage medium of claim 15 , wherein determining the ranking score for the particular criterion comprises combining the transformed auxiliary scores to generate a combined auxiliary score, wherein the function comprises a function of the primary score and the combined auxiliary score.
16. The computer storage medium of claim 15 , wherein determining the ranking score for the particular criterion comprises combining the transformed auxiliary scores to generate a combined auxiliary score, wherein the function comprises a function of the primary score and the combined auxiliary score. 18. The computer storage medium of claim 16 , wherein determining the ranking score for the particular criterion comprises: adding the combined auxiliary score to a constant value to generate an adjusted auxiliary score; and determining a product of the adjusted auxiliary score and the primary score.