From cf54ccca37d27480dbf8d59eb027300518f7ad75 Mon Sep 17 00:00:00 2001
From: Johannes Ranke Last change on 20 April 2023,
-last compiled on 20 April 2023
+last compiled on 19 Mai 2023
Source: vignettes/prebuilt/2022_dmta_pathway.rmd
2022_dmta_pathway.rmd
The mkin package is used in version 1.2.3, which is currently under +
The mkin package is used in version 1.2.4, which is currently under
development. It contains the test data, and the functions used in the
evaluations. The saemix
package is used as a backend for
fitting the NLHM, but is also loaded to make the convergence plot
@@ -1496,7 +1496,7 @@ of parent models tested here.
Warning in FUN(X[[i]], ...): Could not obtain log likelihood with 'is' method
-for sforb_path_1 const
@@ -1664,58 +1662,65 @@ for sforb_path_1 const | ||||||||
---|---|---|---|---|---|---|---|---|
sfo_path_1 tc | 18 | -2276.3 | -2272.5 | --1120.1 | +2276.4 | +2272.7 | +-1120.2 | |
fomc_path_1 const | 19 | -2099.0 | -2095.0 | --1030.5 | +2095.9 | +2091.9 | +-1028.9 | |
fomc_path_1 tc | 20 | -1939.6 | -1935.5 | --949.8 | +1939.0 | +1934.8 | +-949.5 | |
dfop_path_1 const | 21 | -2038.8 | -2034.4 | --998.4 | +2039.7 | +2035.3 | +-998.8 | |
hs_path_1 const | +sforb_path_1 const | 21 | -2024.2 | -2019.8 | --991.1 | +2017.7 | +2013.4 | +-987.9 |
hs_path_1 const | +21 | +2023.7 | +2019.3 | +-990.9 | +||||
dfop_path_1 tc | 22 | -1879.8 | -1875.2 | --917.9 | +1881.7 | +1877.1 | +-918.9 | |
sforb_path_1 tc | 22 | -1832.9 | -1828.3 | --894.4 | +1832.7 | +1828.1 | +-894.3 | |
hs_path_1 tc | 22 | -1831.4 | -1826.8 | --893.7 | +1831.6 | +1827.0 | +-893.8 |
+
sforb_path_1 | -+ | sd(log_k_DMTA_bound_free) | sd(log_k_DMTA_bound_free) | |||||||||||
saem_sforb_path_1_tc_reduced | 21 | -1830.3 | -1825.9 | +1830.4 | +1826.0 | -894.2 | |
saem_1[[“sforb_path_1”, “tc”]] | 22 | -1832.9 | -1828.3 | --894.4 | +1832.7 | +1828.1 | +-894.3 |
The convergence plot of the refined fit is shown below.
-+plot(saem_sforb_path_1_tc_reduced$so, plot.type = "convergence")
For some parameters, for example for
f_DMTA_ilr_1
and @@ -1839,14 +1844,14 @@ saemix.As an alternative check of parameter identifiability (Duchesne et al. 2021), multistart runs were performed on the basis of the refined fit shown above.
-+-saem_sforb_path_1_tc_reduced_multi <- multistart(saem_sforb_path_1_tc_reduced, n = 32, cores = 10)
+print(saem_sforb_path_1_tc_reduced_multi)
<multistart> object with 32 fits: E OK -15 17 + 7 25 OK: Fit terminated successfully E: Error
Out of the 32 fits that were initiated, only 17 terminated without an @@ -1856,7 +1861,7 @@ the SAEM algorithm leads to parameter combinations for the degradation model that the numerical integration routine cannot cope with. Because of this variation of initial parameters, some of the model fits take up to two times more time than the original fit.
-+par(mar = c(12.1, 4.1, 2.1, 2.1)) parplot(saem_sforb_path_1_tc_reduced_multi, ylim = c(0.5, 2), las = 2)
@@ -1875,14 +1880,14 @@ ill-defined parameters.The SFORB pathway fits with full and reduced parameter distribution model are shown below.
-+plot(saem_1[["sforb_path_1", "tc"]])
-+plot(saem_sforb_path_1_tc_reduced)
Plots of the remaining fits and listings for all successful fits are shown in the Appendix.
-+stopCluster(cl)
@@ -1931,21 +1936,21 @@ Level with Nonlinear Mixed-Effects Models.” Environments