Normal-Wishart Clustering for Novelty Detection.

Christian Gruhl Jörn Schmeißing Sven Tomforde Bernhard Sick

Published in: ACSOS Companion (2020)

Keyphrases

novelty detection
anomaly detection
text filtering
clustering algorithm
k means
clustering method
concept drift
sentence level
minimum volume
unsupervised learning
high dimensional data
feature vectors
probabilistic model