Unsupervised outlier detection for time series by entropy and dynamic time warping.
Seif-Eddine BenkabouKhalid BenabdeslemBruno CanitiaPublished in: Knowl. Inf. Syst. (2018)
Keyphrases
- dynamic time warping
- outlier detection
- fraud detection
- similarity measure
- distance measure
- density ratio estimation
- detecting outliers
- euclidean distance
- knowledge discovery
- unsupervised learning
- credit card fraud detection
- data streams
- detection algorithm
- similarity search
- data cleaning
- subsequence matching
- quasi periodic
- data mining
- density estimation
- semi supervised
- edit distance
- sequence matching
- longest common subsequence
- detect outliers
- supervised learning
- object recognition
- outlier mining
- least squares
- databases