1. A computer-implemented method, comprising: obtaining one or more query terms; for each of the one or more query terms: searching a standardized entity taxonomy to locate a standardized entity that most closely matches the query term, the standardized entity taxonomy comprising an entity identification for each of a plurality of different standardized entities; calculating a confidence score for the query term-standardized entity pair for the standardized entity that most closely matches the query term; and tagging the query term with the entity identification corresponding to the standardized entity that most closely matches the query term and the calculated confidence score.