Displaying 2 results from an estimated 2 matches for "doerroract".
2006 Apr 11
1
cph() in Design package
...6.90 0 -75.392
High 120.00 1 141.524
fit <- cph(Surv(time,status) ~ scores,
data=dat2,surv=T, x=T, y=T)
fit
Problem: Object "fit" not found, while calling
subroutine S_agsurv2
Use traceback() to see the call stack
traceback()
4: eval(action, sys.parent())
3: doErrorAction("Problem: Object \"fit\" not found,
while calling subroutine S_agsurv2", 1000)
2: eval(expression(fit))
1:
Message: Problem: Object "fit" not found, while
calling subroutine S_agsurv2
so it didn't work with the second dataset. The 2
dataset is very similar in...
2005 Oct 07
3
Converting PROC NLMIXED code to NLME
...mma))
),
fixed=list(delta~1,gamma~1,b1~1,b2~1,b3~1,b4~1,b5~1),
random=u~1|patient,
start=c(delta=0.03,gamma=1.1,b1=-0.003,b2=-1.2,b3=0.09,b4=0.35,b5=-1.43)
,
data=(kidney),
method="ML",
na.action=na.include
)
Error in NLME
*************
> traceback()
11: eval(action, sys.parent())
10: doErrorAction("Problem in .C(\"fit_nlme\",: Singularity in
backsolve", 1000)
9: .C("fit_nlme",
8: nlme(model = rtime ~ (event * ((b1 * age + b2 * sex + b3 * gn + b4 *
an + b5 *
7: NULL
6: nlme.formula(model = rtime ~ (event * ((b1 * age + b2 * sex + b3 * gn
+ b4 *
5: eval(i, loca...