Displaying 2 results from an estimated 2 matches for "splitmethod".
2013 Jul 06
1
problem with BootCV for coxph in pec after feature selection with glmnet (lasso)
...356 variables
print (glmnet.cox) ----> 354 df, p=1 n= 368, number of events= 288 (354 df
= 354 variables + time and status => 356 variables)
Here is the pec function and the error:
pec.f <- as.formula(Hist(time,status) ~ 1)
brierGlmnet <- pec(list(glmnet.cox), data = reformat_Dataset,
splitMethod="BootCV", B=50, formula = pec.f)
> Error in predictSurvProb.coxph(object = structure(list(coefficients =
structure(c(-4.27787223119601, :
Prediction matrix has wrong dimensions:
368 rows and 318 columns.
But requested are predicted probabilities for
118 subjects (rows...
2008 Aug 21
0
kickstart error on 5.2 exception
...p-selection': 1, 'regkey': 1}
dispatch.firstStep: 0
dispatch.method: CdromInstallMethod instance, containing members:
dispatch.method.messageWindow: <bound method InstallInterface.messageWindow of <gui.InstallInterface instance at 0x2b2104c91a70>>
dispatch.method.splitmethod: True
dispatch.method.intf: Already dumped
dispatch.method.isoPath: /mnt/source
dispatch.method.timestamp: 1214240246.285059
dispatch.method.tree: /mnt/source
dispatch.method.rootPath: /mnt/sysimage
dispatch.method.waitWindow: <bound method InstallInterface.waitWindow of...