Anonymizing bag-valued sparse data by semantic similarity-based clustering.

Junqiang Liu Ke Wang

Published in: Knowl. Inf. Syst. (2013)

Keyphrases

sparse data
high dimensional
emerging patterns
clustering algorithm
k means
clustering method
bag of words
multi category
data points
document clustering
machine learning
unsupervised learning
signal processing
cluster analysis
visual features
multi dimensional
nearest neighbor
knn
pattern recognition
computer vision