3 papers
LGTD: Local-Global Trend Decomposition for Season-Length-Free Time Series Analysis
Chotanansub Sophaken, Thanadej Rattanakornphan, Piyanon Charoenpoonpanich +2
Time series decomposition into trend, seasonal, and residual components is a fundamental primitive in data mining and analytics pipelines, underpinning anomaly detection, change-po…
Reduced Efficiency in the Attentional Network During Distractor Suppression in Mild Cognitive Impairment
Jatupong Oboun, Piyanon Charoenpoonpanich, Anna Raksapatcharawong +4
Mild Cognitive Impairment (MCI) is a critical transitional stage between normal cognitive aging and dementia, making its early detection essential. This study investigates the neur…
Inferring the Most Similar Variable-length Subsequences between Multidimensional Time Series
Thanadej Rattanakornphan, Piyanon Charoenpoonpanich, Chainarong Amornbunchornvej
Finding the most similar subsequences between two multidimensional time series has many applications: e.g. capturing dependency in stock market or discovering coordinated movement…