Unsupervised Outlier Detection based on Random Projection Outlyingness with Local Score Weighting.
Akira TamamoriPublished in: IEICE Trans. Inf. Syst. (2023)
Keyphrases
- outlier detection
- random projections
- dimensionality reduction
- dimension reduction
- original data
- random sampling
- unsupervised learning
- knowledge discovery
- image reconstruction
- detection algorithm
- data streams
- data mining
- sparse representation
- low dimensional
- supervised learning
- detecting outliers
- principal component analysis
- detect outliers
- semi supervised
- similarity measure
- hash functions
- data sets
- super resolution
- active learning
- document clustering
- clustering method
- high dimensional data
- pattern recognition
- machine learning