Outlier detection using PCA mix based T2 control chart for continuous and categorical data.
Muhammad AhsanMuhammad MashuriHeri KuswantoDedy Dwi PrastyoHidayatul KhusnaPublished in: Commun. Stat. Simul. Comput. (2021)
Keyphrases
- categorical data
- outlier detection
- distance based outlier detection
- control charts
- parameter free
- principal component analysis
- cluster analysis
- numerical data
- density based clustering
- knowledge discovery
- detection algorithm
- detecting outliers
- process control
- abnormal patterns
- data streams
- density ratio estimation
- data mining
- hierarchical latent class models
- credit card fraud detection
- high dimensional datasets
- detect outliers
- attribute values
- high dimensional
- k means
- fraud detection
- dimensionality reduction
- face recognition
- pattern recognition
- feature extraction
- spatial data
- control system
- density estimation
- feature space
- independent component analysis
- similarity measure
- low dimensional
- outlier mining
- spatial outliers
- learning algorithm
- database