19. The method of claim 18 , wherein the step of selecting the seed topics comprises analyzing the search terms that occurred within the seed topics using traditional information retrieval techniques.
19. The method of claim 18 , wherein the step of selecting the seed topics comprises analyzing the search terms that occurred within the seed topics using traditional information retrieval techniques. 20. The method of claim 19 , wherein the information retrieval techniques include at least one of term frequency, search term coverage, and seed topic length.