Smarter outlier detection and deeper understanding of large-scale taxi trip records: a case study of NYC.
Jianting ZhangPublished in: UrbComp@KDD (2012)
Keyphrases
- outlier detection
- deeper understanding
- fraud detection
- transaction data
- knowledge discovery
- detection algorithm
- credit card fraud detection
- data mining
- detecting outliers
- database
- high dimensional datasets
- data streams
- density ratio estimation
- real world
- detect outliers
- distance based outlier detection
- change point detection
- density estimation
- databases
- independent component analysis