Understanding and Enhancement of Internal Clustering Validation Indexes for Categorical Data.
Xuedong GaoMinghan YangPublished in: Algorithms (2018)
Keyphrases
- categorical data
- cluster analysis
- parameter free
- numerical data
- numeric data
- binary data
- density based clustering
- correspondence analysis
- attribute values
- database
- categorical values
- hierarchical clustering algorithm
- databases
- numerical attributes
- learning algorithm
- clustering method
- em algorithm
- multivariate time series
- k means
- data analysis
- training data
- clustering algorithm
- categorical attributes
- information retrieval
- maximal frequent itemsets
- data mining
- hierarchical latent class models