21. The method of claim 19 , further comprising applying a statistical classification or rank regression algorithm to the multiple objects to determine relevance metrics between the multiple objects and terms in the search query.
21. The method of claim 19 , further comprising applying a statistical classification or rank regression algorithm to the multiple objects to determine relevance metrics between the multiple objects and terms in the search query. 22. The method of claim 21 , wherein the statistical classification or rank regression algorithm is any one of logistic regression, support vector machines, classification or regression tree, or boosted tree ensembles.