A Density Estimation Approach for Detecting and Explaining Exceptional Values in Categorical Data.
Fabrizio AngiulliFabio FassettiLuigi PalopoliCristina SerraoPublished in: DS (2019)
Keyphrases
- density estimation
- categorical data
- numerical data
- attribute values
- cluster analysis
- mixture model
- density function
- probability density
- probability density function
- mixture modeling
- gaussian mixture model
- hierarchical latent class models
- outlier detection
- parzen window
- multivariate gaussian distribution
- density estimators
- continuous data
- nonparametric density estimation
- computer vision
- unsupervised learning
- text classification
- text mining
- probabilistic model
- data streams
- pattern recognition