Re: [R] Difficulty in calculating MLE through NLM

2009-07-02 Thread Ravi Varadhan
Gopal Kundu madan.ku...@ranbaxy.com Date: Wednesday, July 1, 2009 9:25 am Subject: [R] Difficulty in calculating MLE through NLM To: r-help r-h...@stat.math.ethz.ch Hi R-friends, Attached is the SAS XPORT file that I have imported into R using following code library(foreign) mydata

[R] Difficulty in calculating MLE through NLM

2009-07-01 Thread Madan Gopal Kundu
Hi R-friends, Attached is the SAS XPORT file that I have imported into R using following code library(foreign) mydata-read.xport(C:\\ctf.xpt) print(mydata) I am trying to maximize logL in order to find Maximum Likelihood Estimate (MLE) of 5 parameters (alpha1, beta1, alpha2, beta2, p) using NLM

Re: [R] Difficulty in calculating MLE through NLM

2009-07-01 Thread Ravi Varadhan
...@ranbaxy.com Date: Wednesday, July 1, 2009 9:25 am Subject: [R] Difficulty in calculating MLE through NLM To: r-help r-h...@stat.math.ethz.ch Hi R-friends, Attached is the SAS XPORT file that I have imported into R using following code library(foreign) mydata-read.xport(C:\\ctf.xpt) print