5. The scoring method of claim 4 , wherein: processing an indication of topics associated with that linking document includes determining the characterization of topic incoherency as a function of scores, with respect to a plurality of topics, for that linking document.
6. The scoring method of claim 5 , wherein: the step of assigning a score to a particular document, with respect to the topic, based at least in part on a characterization of topic incoherency associated with at least one document linking to that particular document includes: weighting the score assigned to that particular document, for the topic, by the characterization of topic incoherency associated with the at least one document linking to that particular document, so as to result in less weighting of the score assigned to that particular document, for the topic, the greater the number of topics associated with that linking document.