Unsupervised feature selection for outlier detection in categorical data using mutual information.
N. N. R. Ranga SuriM. Narasimha MurtyGopalasamy AthithanPublished in: HIS (2012)
Keyphrases
- unsupervised feature selection
- categorical data
- outlier detection
- distance based outlier detection
- cluster analysis
- data clustering
- feature selection
- parameter free
- similarity measure
- data streams
- detection algorithm
- knowledge discovery
- detecting outliers
- density based clustering
- data mining
- density estimation
- dimensionality reduction
- attribute values
- unsupervised learning
- data mining applications
- training set
- detect outliers
- feature space
- support vector
- machine learning
- database