10. The one or more computer-readable media of claim 5 , wherein naming a partial topic comprises: identifying occurrences of a partial topic identifier word for the partial topic within one or more document snippets assigned to the partial topic; extracting words and/or phrases occurring around identified occurrences of the partial topic identifier word within the one or more document snippets; counting frequency of each extracted word and/or phrase; selecting a most frequently used word or phrase; and naming the partial topic using the partial topic identifier and the most frequently used word or phrase.
10. The one or more computer-readable media of claim 5 , wherein naming a partial topic comprises: identifying occurrences of a partial topic identifier word for the partial topic within one or more document snippets assigned to the partial topic; extracting words and/or phrases occurring around identified occurrences of the partial topic identifier word within the one or more document snippets; counting frequency of each extracted word and/or phrase; selecting a most frequently used word or phrase; and naming the partial topic using the partial topic identifier and the most frequently used word or phrase. 11. The one or more computer-readable media of claim 10 , wherein counting frequency of each extracted word and/or phrase comprises tracking position of each extracted word and/or phrase relative to the partial topic identifier word, and wherein naming the partial topic comprises sequencing the partial topic identifier word and the most frequently used word or phrase based on position information for the most frequently used word or phrase.