
Taxonomies ◾ 101
miss smaller, less prevalent issues that arise only for a particular brand or in a
small window of time. Dictionary co-occurrence lls in such a gap.
REFERENCES
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and Validation. New York: ACM CIKM.
2. Spangler, W. S., et al. 2006. Machines in the conversation: Detecting themes
and trends in information communication streams. IBM Systems Journal,
45(4): 785–799.
3. Agrawal, R. 1999. Data mining: Crossing the chasm. Keynote at the 5th
ACM SIGKDD International Conference on Knowledge Discovery and
Data Mining, San Diego, CA.
4. Povey, S., et a ...