Unsupervised topic discovery by anomaly detection

Approved for public release; distribution is unlimited === With the vast amount of information and public comment available online, it is of increasing interest to understand what is being said and what topics are trending online. Government agencies, for example, want to know what policies concern...

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Bibliographic Details
Main Author: Cheng, Leon
Other Authors: Martell, Craig
Published: Monterey, California: Naval Postgraduate School 2013
Online Access:http://hdl.handle.net/10945/37599