2. The method of claim 1 , wherein ranking the search results comprises: calculating one or more weight values of the one or more agents; and determining the ranking of the one or more search results based on the confidence values and the weight values.
2. The method of claim 1 , wherein ranking the search results comprises: calculating one or more weight values of the one or more agents; and determining the ranking of the one or more search results based on the confidence values and the weight values. 7. The method of claim 2 , wherein determining the ranking comprises computing a weighted average of the confidence values.