Re: [R] Problem installing Rmpi with Open MPI

2012-08-31 Thread Linh Tran
less, I hope that this information helps other 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:

Re: [R] Problem installing Rmpi with Open MPI

2012-08-29 Thread Linh Tran
Prof Ripley for pointing 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 u

[R] Problem installing Rmpi with Open MPI

2012-08-29 Thread Linh Tran
usr/local/lib/openmpi/mca_ess_slurmd: /usr/local/lib/openmpi/mca_ess_slurmd.so: undefined symbol: orte_pmap_t_class (ignored) [Ubuntu12-04:03523] [[INVALID],INVALID] ORTE_ERROR_LOG: Unknown error: -1 in file ../../../orte/runtime/orte_globals.c at line 176 input in flex scanner failed ERROR: loading

[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

[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 20

Re: [R] subsetting data by specified observation number

2011-03-05 Thread Linh Tran
t; is the data frame that I 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 wrote: > > Hi members, I'd like to thank you guys

[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