Table 1: (a) Biophysical parameters (state-equation). (b) Biophysical parameters (observer).
(a)

DescriptionValue (and prior mean

krate of signal decay1.2s-1
χrate of flow-dependent elimination0.31s-1
τtransit time2.14s
αGrubb's exponent0.36
ϕresting oxygen extraction fraction0.36

(b)

DescriptionValue

V0Blood volume fraction0.04
εIntra/extra-vascular ratio1