id	keyword
cana-1633	flag
cana-1633	signal
cana-1633	vol
cana-1633	analysis
cana-1633	recurrence
cana-1633	time
cana-1633	information
cana-1633	wavelet
cana-1633	frequency
cana-1633	fourier
cana-1633	processing
cana-1633	sifting
cana-1633	strategies