–20–
Spectrum (slightly smoothed absFFT)
of Residuals
OLSQ
ARMA:
a=0.6 b=0.1
AR:
a=0.6 b=0
MA:
a=0 b=0.5
In this voxel:
¥ OLSQ: definitely not ÒwhiteÓ
¥ GLSQ: Òwhite-ishÓ for
all 3 correlation models
Block:30s