Re: [R] Problem installing Rmpi with Open MPI

2012-08-31 Thread Linh Tran
users. Thank you very much Dirk and Brian for your help. And thank you Hao for such a great job with the Rmpi package. As always, guys like you are what make R so successful. On 08/30/2012 11:02 AM, Dirk Eddelbuettel wrote: On 29 August 2012 at 20:07, Linh Tran wrote: | Thank you

[R] Problem installing Rmpi with Open MPI

2012-08-29 Thread Linh Tran
‘/home/link/R/x86_64-pc-linux-gnu-library/2.15/Rmpi’ -- Kind regards, Linh Tran, MPH __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide

Re: [R] Problem installing Rmpi with Open MPI

2012-08-29 Thread Linh Tran
that out! I think it was shared and dlopen options that kept preventing me from succeeding. On 08/29/2012 01:40 PM, Dirk Eddelbuettel wrote: On 29 August 2012 at 11:37, Linh Tran wrote: | I've spent a few days trying to install Rmpi with no luck. I originally | tried using mpich, moved

[R] finding the values to minimize sum of functions

2012-07-19 Thread Linh Tran
the optim function when there is only one function, but don't know how to set it up when there are three. I would also like to apply this to higher dimensions (i.e. for more than three functions) if possible. Thank you for all your help! -- Kind regards, Linh Tran, MPH

[R] Discretizing data rows into regular intervals

2011-04-02 Thread Linh Tran
Hi guys, I'd like to thank you ahead of time for any help that you can offer me. I'm kind of stuck trying to do this. I have a data frame with dates and values (note: only two columns shown): head(test) date value stop 1 01/02/05 100 12/01/07 2 07/16/05

[R] subsetting data by specified observation number

2011-03-05 Thread Linh Tran
Hi members, I'd like to thank you guys ahead of time for the help. I'm kind of stuck. I have a data frame with ID and position numbers: 1 head(failed.3) id position 1 19972 4 1000RW_M2 15 1006RW_G2 24 1012RW_M3 28 101609172 30 1016RW_M

Re: [R] subsetting data by specified observation number

2011-03-05 Thread Linh Tran
need to subset from. linh What is wrong with subset( failed.3, position == 2 ) ? -- Sent from my Android phone with K-9 Mail. Please excuse my brevity. Linh Tran tra...@berkeley.edu wrote: Hi members, I'd like to thank you guys ahead of time for the help. I'm kind of stuck. I have