View source: R/kinfitr_pfmodels.R
metab_gamma_model | R Documentation |
This is the model function for fitting of the integrated gamma function for the parent fraction.
metab_gamma_model(time, a, b, c, d, delay = 0)
time |
Time in seconds. |
a |
Parameter a. This parameter affects the ppf0 point. |
b |
Parameter b. |
c |
Shape parameter. |
d |
Rate parameter. |
delay |
The delay of the metabolism curve. |
Predicted values
Naganawa M, Jacobsen LK, Zheng MQ, Lin SF, Banerjee A, Byon W, Weinzimmer D, Tomasi G, Nabulsi N, Grimwood S, Badura LL. Evaluation of the agonist PET radioligand [11C] GR103545 to image kappa opioid receptor in humans: Kinetic model selection, test–retest reproducibility and receptor occupancy by the antagonist PF-04455242. Neuroimage. 2014 Oct 1;99:69-79.
metab_gamma_model(seq(0, 60 * 60, by = 120), 1.97, 708, 1, 0)
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