Warning message in pec function using rfsrc model in R
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I have used Random Survival Forest function from randomForestSRC package on a traindata and then to calculate Brier Score on testing set I have used pec function from pec package as follows:
PredError <- pec::pec(object=model,
formula=frmla, cens.model="cox",
data=testdata, verbose=F, maxtime=1000,testIBS=TRUE)
The function returns this warning message:
In fitter(X, Y, strata = Strata, offset = offset, weights = weights, :
Ran out of iterations and did not converge
Can someone help me to understand the meaning?
r warnings survival-analysis
asked 2 days ago
Katherina
105
add a comment |
up vote
0
down vote
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I have used Random Survival Forest function from randomForestSRC package on a traindata and then to calculate Brier Score on testing set I have used pec function from pec package as follows:
PredError <- pec::pec(object=model,
formula=frmla, cens.model="cox",
data=testdata, verbose=F, maxtime=1000,testIBS=TRUE)
The function returns this warning message:
In fitter(X, Y, strata = Strata, offset = offset, weights = weights, :
Ran out of iterations and did not converge
Can someone help me to understand the meaning?
r warnings survival-analysis
asked 2 days ago
Katherina
105
Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago
add a comment |
up vote
0
down vote
favorite
up vote
0
down vote
favorite
I have used Random Survival Forest function from randomForestSRC package on a traindata and then to calculate Brier Score on testing set I have used pec function from pec package as follows:
PredError <- pec::pec(object=model,
formula=frmla, cens.model="cox",
data=testdata, verbose=F, maxtime=1000,testIBS=TRUE)
The function returns this warning message:
In fitter(X, Y, strata = Strata, offset = offset, weights = weights, :
Ran out of iterations and did not converge
Can someone help me to understand the meaning?
r warnings survival-analysis
asked 2 days ago
Katherina
105
I have used Random Survival Forest function from randomForestSRC package on a traindata and then to calculate Brier Score on testing set I have used pec function from pec package as follows:
PredError <- pec::pec(object=model,
formula=frmla, cens.model="cox",
data=testdata, verbose=F, maxtime=1000,testIBS=TRUE)
The function returns this warning message:
In fitter(X, Y, strata = Strata, offset = offset, weights = weights, :
Ran out of iterations and did not converge
Can someone help me to understand the meaning?
r warnings survival-analysis
r warnings survival-analysis
asked 2 days ago
Katherina
105
asked 2 days ago
Katherina
105
asked 2 days ago
Katherina
105
asked 2 days ago
Katherina
105
asked 2 days ago
Katherina
105
105
Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago
add a comment |
Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago
Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago
Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago
add a comment |
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Usually fitter functions have an niter or iter.max that can be increased.
– 42-
2 hours ago