Graph-based approach for outlier detection in sequential data and its application on stock market and weather data.
Ali RahmaniSalim AfraOmar ZarourOmar AddamNegar KoochakzadehKeivan KianmehrReda AlhajjJon G. RoknePublished in: Knowl. Based Syst. (2014)
Keyphrases
- stock market
- outlier detection
- sequential data
- change point detection
- weather data
- hidden markov models
- short term
- fixed length
- stock price
- fraud detection
- data mining
- detection algorithm
- knowledge discovery
- sequential patterns
- stock index futures
- detecting outliers
- detect outliers
- sequential pattern mining
- data streams
- financial markets
- spatio temporal
- pattern mining
- pattern discovery
- variable length
- sequence data
- feature selection
- spatial outliers
- multiresolution
- feature vectors
- computer vision
- machine learning