An improvement of SAX representation for time series by using complexity invariance.
Xuan-May Thi LeTuan Minh TranHien T. NguyenPublished in: Intell. Data Anal. (2020)
Keyphrases
- symbolic representation
- symbolic aggregate approximation
- image representation
- knowledge base
- decision problems
- dynamic time warping
- real time
- xpath queries
- representation scheme
- space complexity
- real valued time series
- piecewise polynomial
- invariant recognition
- visual representation
- feature representation
- non stationary
- significant improvement
- object recognition
- computer vision
- genetic algorithm