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Dear all, I get the following error message. And I cannot quite work out what is wrong. I think the optim gets infinite values. Certainly my data do not have any infinite values. How can I solve this? fitdistr(A1...

Dear list, is there a way of updating the search path when using attach() for a data set. I am overwriting a variable in a data frame. To update teh search path I do the follwoing: > attach(dataset) > some data...

I would like to thank all those who wrote helpful and interesting replies to my question. I could have saved myself the time for writing it up had I simply read ?as.integer. However, under the circumstances in which I...

Hi All, I wanted to let the list know that this year's conference is being live-streamed by Microsoft. The stream includes slides and audio. All but a few presentations will be recorded, and they will also be available...

I just tried to install r-base on an AMD64 system but got complaints from aptitude that r-base is broken. The reason seems to be that there currently is no AMD64 version of r-base-core on CRAN, only...

Hi All, I wanted to let the list know that this year's conference is once-again being live-streamed thanks to Microsoft. The stream includes slides and audio. Most presentations will be recorded, and will be available after the...

Full_Name: Ulrich Keller Version: 2.6.2 OS: Ubuntu 7.10 Submission from: (NULL) (158.64.77.190) Most statistical packages report factor correlations for oblique factor rotations. R's factanal() does not. John Fox posted some modifications to...

Dear All, I would like to use the "fda"-function in combination with "method=bruto" in the mda library. But all my attempts failed. I tried several syntaxes but only got nonsense or a computer-crash. So I don't...

On Sat, Mar 16, 2013 at 2:25 PM, Pete <freerisk3 at gmail.com> wrote: > Hi to all, i'm new to R > > I have an xts object. > Can i find: > a) how many NA are in my object ? sum...

How can I string character variables? for example: a<- "str" b<- "ing" and i want c to be "string" how do I do that? -- _______________________________________________ Ulrich Leopold MSc. Dep. Phys. Geography and Soil Science Inst. for Biodiversity and Ecosystem Dynamics Faculty...

grep -E "packageStartupMessage|print0|sprintf" *NEWS You need *NEWS to ensure you search NEWS, ONEWS, and OONEWS. -- Joshua Ulrich | about.me/joshuaulrich FOSS Trading | www.fosstrading.com On Fri, Aug 24, 2012 at 1:16 PM, Roebuck,Paul L <proebuck...

Hi everyone, is there a way to include introduction text in the PDF that documents all methods? I want to avoid to write a proper vignette, but would much rather like to include some introduction text in my reference PDF...

On Tue, Jul 19, 2011 at 4:21 PM, Raghuraman Ramachandran <optionsraghu at gmail.com> wrote: > Dear R-Gurus > > Is there a module where SABR volatility function is included in R please? > This came up on R-help in January...

Hi, Early in Chapter 1, the manual states: "A computing environment including a number of tools is assumed; the "R Installation and Administration" manual describes what is needed. Under a Unix-alike most of the tools are likely to be...

Ivan, On Tue, Dec 31, 2013 at 1:26 PM, Ivan Popivanov <ivan.popivanov at gmail.com> wrote: > Looks like Yahoo have stopped providing web interface via chart.yahoo.com, > which is used by getSymbols.yahoo. The site used to...

Hello, I just noticed that the link to instructions on turning off HTML mail has been dead for quite some time. The last capture I could find on web.archive.org was in mid-2009. http://web.archive.org/web...

Dear list, I would like to export the summary statistics of a regression to latex code. Is there an easy way of doing that? Ulrich -- __________________________________________________ Ulrich Leopold MSc. Computational Bio- and Physical Geography (CBPG) Institute for Biodiversity and Ecosystem Dynamics...

Hi all, Just wanted to let the list know that Yahoo Finance changed their API and most download functions will no longer work. It looks like getting it working will require creating and tracking a session with the Yahoo Finance...

Try: > getSymbols("SPY") [1] "SPY" > chartSeries(SPY); addSMA(10,on=2) > Best, Josh -- http://www.fosstrading.com On Fri, Nov 27, 2009 at 9:33 AM, Robert Nicholson <robert.nicholson at gmail.com> wrote: > If you're viewing a chart...

Thanks! That seems to be a good starting point. Hans-Ulrich Vincent Carey 525-2265 wrote: > have you looked at bioconductor GSEABase? > lots of infrastructure there. > >> >> I'm writing some functions dealing with sets or lists of genes. There >> has...