>
> > Best,
> >
> > ...Tao
> >
> >
> >
> >
> >
> > - Original Message ----
> >> From: David Winsemius
> >> To: David Winsemius
> >> Cc: "Shi, Tao" ; r-help@r-project.org;
> >> dieter.me
Thank you for the advice, Frank!
...Tao
- Original Message
> From: Frank Harrell
> To: r-help@r-project.org
> Sent: Sun, November 21, 2010 5:49:36 AM
> Subject: Re: [R] calculating martingale residual on new data using
>
>
> The tendency is to use residual-li
Thank you, Terry!
- Original Message
> From: Terry Therneau
> To: "Shi, Tao"
> Cc: r-help@r-project.org; dieter.me...@menne-biomed.de; r_ting...@hotmail.com
> Sent: Mon, November 22, 2010 6:11:15 AM
> Subject: Re: calculating martingale residual on new data using
"predict.coxph"
>
This feature has been added in survival 2.36-1, which is now on CRAN.
(2.36-2 should appear in another day or so)
Terry T.
-begin included message
I was trying to use "predict.coxph" to calculate martingale residuals on
a test
data, however, as pointed out before
http://to
ensor argument)?
--
David
Best,
...Tao
- Original Message
From: David Winsemius
To: David Winsemius
Cc: "Shi, Tao" ; r-help@r-project.org;
dieter.me...@menne-biomed.de; r_ting...@hotmail.com
Sent: Fri, November 19, 2010 10:53:26 AM
Subject: Re: [R] calculating martingale
The tendency is to use residual-like diagnostics on the entire dataset that
was available for model development. For test data we typically run
predictive accuracy analyses. For example, one of the strongest validations
is to show, in a high-resolution calibration plot, that absolute predictions
> To: David Winsemius
> Cc: "Shi, Tao" ; r-help@r-project.org;
>dieter.me...@menne-biomed.de; r_ting...@hotmail.com
> Sent: Fri, November 19, 2010 10:53:26 AM
> Subject: Re: [R] calculating martingale residual on new data using
>"predict.coxph"
>
&g
On Nov 19, 2010, at 12:50 PM, David Winsemius wrote:
On Nov 19, 2010, at 12:32 PM, Shi, Tao wrote:
Hi list,
I was trying to use "predict.coxph" to calculate martingale
residuals on a test
data, however, as pointed out before
What about resid(fit) ? It's my reading of Therneau & Gramsc
ail.com
> Sent: Fri, November 19, 2010 9:50:06 AM
> Subject: Re: [R] calculating martingale residual on new data using
>"predict.coxph"
>
>
> On Nov 19, 2010, at 12:32 PM, Shi, Tao wrote:
>
> > Hi list,
> >
> > I was trying to use "predict.co
On Nov 19, 2010, at 12:32 PM, Shi, Tao wrote:
Hi list,
I was trying to use "predict.coxph" to calculate martingale
residuals on a test
data, however, as pointed out before
What about resid(fit) ? It's my reading of Therneau & Gramsch [and of
help(coxph.object) ] that they consider thos
Hi list,
I was trying to use "predict.coxph" to calculate martingale residuals on a test
data, however, as pointed out before
http://tolstoy.newcastle.edu.au/R/e4/help/08/06/13508.html
predict(mycox1, newdata, type="expected") is not implemented yet. Dieter
suggested to use 'cph' and 'predict
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