search for: juanantonio

Dear R-Users, How can I compute simple moving averages from a time series in R? Note that I do not want to estimate a MA model, just compute the MA's given a lenght (as excel does). Thanks ________________________________________ Ricardo Gonçalves Silva, M. Sc. Apoio aos Processos de Modelagem Matemática Econometria & Inadimplência Serasa S.A. (11) - 6847-8889 ricardosilva@serasa.com.br

hi does anyone have knowledge on how to connected to StatConnector from PHP I have tried: new COM("STATCONNECTORSRVLib.StatConnector") or die("Unable to instantiate StatConnector"); with no succes regards soren

Hello, I've got a problem with a PHP script, in which I call the system function (to call another processes). The call is : system("R --slave --vanilla < path/to/source/source.R"); if in this R file, I've got the lines: pdf(file="/path/to/file/file.pdf") commands dev.off() the pdf file is perfectly created but if I change the lines to:

...info/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > -- Juan Antonio Bre?a Moral. Advanced Marketing Phd, URJC, Spain (Now) Industrial Organisation Engineering, ICAI, Spain. Technical Computer Programming Engineering, ICAI, Spain Web: http://www.juanantonio.info Mobile: +34 655970320

Hello, does anyone know how I would go about getting R to connect to OpenOffice's Base program (OOo's version of MS Access) such that I can retrieve data from the database and perform calculations and data analysis? I'm totally new to R and Base and I've looked at some documentation, but found only examples for R connecting to PostgreSQL and MySQL, but nothing for OOo's Base

Hi all R-Experts, I'm facing one problem in yahoo data downloading. I'm suing Windows XP, R 2.2.0, and i'm using yahoo.get.hist.quote function to download data. I need 500 companies of S&P index daily 'closing price' data for last ten years. My questions are: 1) I have all the ticker names of S&P 500 companies in a .csv format. I'm reading those names in R and