Characterization of complex circadian rhythms. Overlaid raster plots of BV ((B), blue), BD ((C), red) and BT ((D), green), or PC1 ((F), blue), PC2 ((G), red) and PC3 ((H), green), or PC4 ((J), red), PC5 ((K), green) and PC6 ((L), blue) are depicted in (A), (E) or (I), respectively.