[R] problem with installing a local zip file : GFCURE

2009-05-19 Thread marc bernard
Dear all, I am trying to install a package called GFCURE from a local zip file. This package fits a cure survival model and has been downloaded from: http://post.queensu.ca/~pengp/software.html The problem is that when I try to install this package from a local zip file using R,

Re: [R] problem with installing a local zip file : GFCURE

2009-05-19 Thread marc bernard
On Tue, May 19, 2009 at 6:17 AM, marc bernard marc_bern...@hotmail.co.uk wrote: Dear all, I am trying to install a package called GFCURE from a local zip file. This package fits a cure survival model and has been downloaded from: You are assuming its in the form of an R

[R] R package to fit mixture or cure survival models

2009-05-13 Thread marc bernard
Dear All, I am desperately trying to find any R package that fits a mixture survival models also know as a cure models. These are survival models where the survival function is improper, which also means that a fraction of subjects are expected not to expreience the event. A huge

[R] Mixture of survivals or cure models

2009-05-13 Thread marc bernard
Dear All, I am desperately trying to find any R package that fits a mixture survival models also know as a cure models. This are survival model where the survival function is improper which also means that a fraction of subjects are expected not to expreience the event. A Huge

[R] confidence interval for roc curves

2009-02-05 Thread marc bernard
Dear all, I am looking for an R package that allows me to calculate and plot the confidence limits for the roc curve using for example some bootstrapping. I tried ROCR who seems doing such work but i couldn't find the right option to do it. Many thanks Bests Marc

[R] Roc curves confidence intervals

2009-02-05 Thread marc bernard
Dear all, I am looking for an R package that allows me to calculate and plot the confidence intervals for the roc curve using for example some bootstrapping. I tried ROCR who seems doing such work but i couldn't find the right option in it. Many thanks Bests Marc

[R] NLME: Prediction intervals for random effects

2008-06-16 Thread Marc Bernard
Dear all, nbsp; Is there a function to calculate thenbsp; prediction intervals for random effects in non-linear mixed models? I found a way to do it for linear mixed models but not for non-linearnbsp;mixed one. nbsp; Many thnaks nbsp; Bernard nbsp; nbsp;

[R] prediction intervals for random effects in nlme

2008-06-16 Thread Marc Bernard
Dear all, nbsp; This is a relist of my previous question. I noticed that some charactersnbsp;were nbsp;not displayed in the previous version. nbsp; nbsp; Is there a function to calculate thenbsp; prediction intervals for random effects in non-linear mixed models? I found a way to do it for

[R] Random effects dimension in nlme and P-values

2008-06-10 Thread Marc Bernard
Dear All, I don't know whether this question is appropriate for this list or not. My question is as follows: I am fitting a non-linear mixed model using the SSlogis function. When the parameters xmid and scal are both considered as random (let us say model M1), the p-value for

[R] good references on survival analysis

2008-02-19 Thread Marc Bernard
Dear all, I am looking for a good reference on Survival analysis. I am looking for a booking containing both applications and Maths. Explaining different methods in survival analysis Many thanks Bernard -

[R] boxplot and number of observations per box

2008-01-30 Thread Marc Bernard
Dear all, How can I plot the number of observations per box in a boxplot. Many thanks, Bernard - [[alternative HTML version deleted]] __ R-help@r-project.org mailing list

[R] boxplot and number of observations per box

2008-01-30 Thread Marc Bernard
Dear all, How can I plot the number of observations per box in a boxplot. Many thanks, Bernard - [[alternative HTML version deleted]] __ R-help@r-project.org mailing list

[R] lme output

2007-12-05 Thread Marc Bernard
Dear all, I noticed the following in the call of lme using msVerbose. fm1 - lme(distance ~ age, data = Orthodont, control = lmeControl(msVerbose=T)) 9 318.073: -0.567886 0.152479 1.98021 10 318.073: -0.567191 0.152472 1.98009 11 318.073: -0.567208 0.152473

[R] bootstrap for nlme

2007-11-23 Thread Marc Bernard
Dear All, Is there any bootstrap function in nlme for a non linear mixed model. Either a non-parametric or parametric one. Thanks Bernard - [[alternative HTML version deleted]]

[R] sequence of vectors

2007-11-19 Thread Marc Bernard
Dear All, I wonder if there is any R function to generate a sequence of vectors from existing ones. For example: x 1- c(1,2,3) x2 - c(4,5) x3 - c(6,7,8) The desired output is a list of all 3*2*3 = 18 possible combinations of elements of x1,x2 and x3. One element for example is