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An Improvement of PAA on Trend-Based Approximation for Time Series.
Chunkai Zhang
Yingyang Chen
Ao Yin
Zhen Qin
Xing Zhang
Keli Zhang
Zoe Lin Jiang
Published in:
ICA3PP (2) (2018)
Keyphrases
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turning points
approximation algorithms
closed form
abnormal patterns
dynamic time warping
error bounds
non stationary
worst case
significant improvement
long term
search algorithm
data mining tasks
approximation methods
approximation ratio
case study
trend detection
weather forecasting
data mining