6. The method of claim 1 , wherein linking the topic clusters together into the plurality of conversation streams comprises: generating probabilities for terms associated with the topic clusters; generating similarity values between the topic clusters based on the probabilities for the terms that match in different ones of the topic clusters; and linking the topic clusters together into the plurality of conversation streams based on the similarity values.
6. The method of claim 1 , wherein linking the topic clusters together into the plurality of conversation streams comprises: generating probabilities for terms associated with the topic clusters; generating similarity values between the topic clusters based on the probabilities for the terms that match in different ones of the topic clusters; and linking the topic clusters together into the plurality of conversation streams based on the similarity values. 7. The method of claim 6 , further comprising; identifying the topic clusters associated with different days of the week; generating the similarity values between the topic clusters associated with the different days of the week; and linking the topic clusters associated with the different days of the week together based on the similarity values.