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nlme version used for fitting: Dummy 0.0 for testing
mkin version used for pre-fitting: Dummy 0.0 for testing
R version used for fitting: Dummy R version for testing
Date of fit: Dummy date for testing
Date of summary: Dummy date for testing
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 test time 0 s using 2 iterations
Variance model: Constant variance
Mean of starting values for individual parameters:
parent_0 log_k_m1 f_parent_qlogis log_k1 log_k2
100.700 -6.299 -0.078 -3.094 -3.954
g_qlogis
0.027
Fixed degradation parameter values:
value type
m1_0 0 state
Results:
AIC BIC logLik
2711 2766 -1343
Optimised, transformed parameters with symmetric confidence intervals:
lower est. upper
parent_0 99.50 100.365 101.229
log_k_m1 -6.53 -6.231 -5.936
f_parent_qlogis -0.24 -0.078 0.084
log_k1 -3.61 -3.224 -2.839
log_k2 -4.52 -4.098 -3.677
g_qlogis -0.38 -0.105 0.172
Correlation:
prnt_0 lg_k_1 f_prn_ log_k1 log_k2
log_k_m1 -0.185
f_parent_qlogis -0.161 0.405
log_k1 0.056 -0.014 -0.016
log_k2 0.025 0.011 -0.004 0.026
g_qlogis -0.032 -0.046 -0.012 -0.109 -0.103
Random effects:
Formula: list(parent_0 ~ 1, log_k_m1 ~ 1, f_parent_qlogis ~ 1, log_k1 ~ 1, log_k2 ~ 1, g_qlogis ~ 1)
Level: ds
Structure: Diagonal
parent_0 log_k_m1 f_parent_qlogis log_k1 log_k2 g_qlogis Residual
StdDev: 1.1 0.00017 0.28 0.74 0.82 0.28 2.7
Backtransformed parameters with asymmetric confidence intervals:
lower est. upper
parent_0 1.0e+02 100.365 1.0e+02
k_m1 1.5e-03 0.002 2.6e-03
f_parent_to_m1 4.4e-01 0.480 5.2e-01
k1 2.7e-02 0.040 5.9e-02
k2 1.1e-02 0.017 2.5e-02
g 4.1e-01 0.474 5.4e-01
Resulting formation fractions:
ff
parent_m1 0.48
parent_sink 0.52
Estimated disappearance times:
DT50 DT90 DT50back DT50_k1 DT50_k2
parent 27 105 31 17 42
m1 352 1171 NA NA NA
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