Slopewise Aggregate Approximation SAX: keeping the trend of a time series.
Lamprini PappaPetros S. KarvelisGeorge K. GeorgoulasChrysostomos D. StyliosPublished in: SSCI (2021)
Keyphrases
- turning points
- symbolic aggregate approximation
- approximation algorithms
- dynamic time warping
- symbolic representation
- approximation error
- event driven
- aggregate data
- genetic algorithm
- error bounds
- multiscale
- database
- data mining tasks
- bayesian networks
- sequential data
- moving average
- data sets
- search algorithm
- chronic hepatitis
- multivariate time series
- stock market
- long term
- high dimensional