Unsupervised topic discovery by anomaly detection

Doctoral thesis OPEN
Cheng, Leon;
  • Publisher: Monterey, California: Naval Postgraduate School
  • Subject: Unsupervised topic detection | Anomaly detection | K-means clustering | Latent Dirichlet Allocation

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 t... View more
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