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saemix version used for fitting: 3.1.9000
mkin version used for pre-fitting: 0.9.50.4
R version used for fitting: 4.0.3
Date of fit: Wed Dec 9 08:16:28 2020
Date of summary: Wed Dec 9 08:23:19 2020
Equations:
d_parent/dt = - ((k1 * g * exp(-k1 * time) + k2 * (1 - g) * exp(-k2 *
time)) / (g * exp(-k1 * time) + (1 - g) * exp(-k2 * time)))
* parent
d_m1/dt = + f_parent_to_m1 * ((k1 * g * exp(-k1 * time) + k2 * (1 - g)
* exp(-k2 * time)) / (g * exp(-k1 * time) + (1 - g) *
exp(-k2 * time))) * parent - k_m1 * m1
Data:
509 observations of 2 variable(s) grouped in 15 datasets
Model predictions using solution type analytical
Fitted in 10.222 s using 300, 100 iterations
Variance model: Constant variance
Mean of starting values for individual parameters:
parent_0 k_m1 f_parent_to_m1 k1 k2
1.007005e+02 1.837381e-03 4.803953e-01 4.534096e-02 1.918378e-02
g
5.068235e-01
Fixed degradation parameter values:
None
Results:
Likelihood computed by importance sampling
AIC BIC logLik
2692 2702 -1333
Optimised parameters:
est. lower upper
parent_0 1.002e+02 99.302986 1.011e+02
k_m1 2.182e-03 0.001576 2.788e-03
f_parent_to_m1 4.883e-01 0.447687 5.289e-01
k1 4.014e-02 0.023941 5.634e-02
k2 1.517e-02 0.008507 2.184e-02
g 5.007e-01 0.380534 6.208e-01
Correlation:
prnt_0 k_m1 f_p__1 k1 k2
k_m1 -0.152
f_parent_to_m1 -0.138 0.396
k1 0.085 -0.036 -0.026
k2 0.005 0.067 0.018 -0.043
g -0.075 -0.113 -0.029 -0.248 -0.263
Random effects:
est. lower upper
SD.parent_0 1.2293 0.3904 2.0682
SD.k_m1 0.1383 -0.4780 0.7545
SD.f_parent_to_m1 0.2843 0.1746 0.3940
SD.k1 0.7097 0.4220 0.9974
SD.k2 0.7829 0.4712 1.0946
SD.g 0.2666 -0.3260 0.8592
Variance model:
est. lower upper
a.1 2.749 2.569 2.929
Resulting formation fractions:
ff
parent_m1 0.4883
parent_sink 0.5117
Estimated disappearance times:
DT50 DT90 DT50back DT50_k1 DT50_k2
parent 27.07 110.1 33.14 17.27 45.68
m1 317.69 1055.4 NA NA NA
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