An enhanced Hidden Semi-Markov model for outlier detection in multivariate datasets.
G. ManoharanK. SivakumarPublished in: J. Intell. Fuzzy Syst. (2022)
Keyphrases
- outlier detection
- high dimensional datasets
- distance based outlier detection
- change point detection
- knowledge discovery
- detection algorithm
- density ratio estimation
- fraud detection
- data streams
- hidden semi markov models
- density estimation
- data mining
- detect outliers
- detecting outliers
- outlier mining
- credit card fraud detection
- categorical data
- data sets
- abnormality detection
- least squares
- computer vision
- information retrieval
- databases