Characterization of System Status Signals for Multivariate Time Series Discretization Based on Frequency and Amplitude Variation.
Woonsang BaekSujeong BaekDuck Young KimPublished in: Sensors (2018)
Keyphrases
- multivariate time series
- instantaneous frequency
- frequency modulation
- physiological data
- multivariate time series data
- categorical data
- dimension reduction
- temporal data
- preprocessing
- phase space reconstruction
- autoregressive
- temporal patterns
- non stationary
- spatio temporal
- computer vision
- data sets
- unsupervised learning
- physiological signals
- feature extraction
- image segmentation
- image processing