Posts Tagged ‘ Rcpp ’

Eclipse + Rcpp + RInside = Magic

April 8, 2012
By

I've been doing R/Java development for some time, creating packages both large and small with this tool chain. I have used Eclipse as my package development environment almost exclusively, but I didn't realize how much I relied on the IDE before I had to do some serious R/C++ package development. My first Rcpp package (wordcloud)

Vectorized R vs Rcpp

February 1, 2012
By

In my previous post, I tried to show, that Rcpp is 1000 faster than pure R and that generated the fuss in the comments. Being lazy, I didn’t vectorize R code and at the end I was comparing apples vs oranges. To fix that problem, I built a new script, where I’m trying to compare

The power of Rcpp

January 30, 2012
By

While ago I built two R scripts to track OMX Baltic Benchmark Fund against the index. One script returns the deviation of  fund from the index and it works fast enough. The second calculates the value of the fund every minute and it used to take for while. For example, it spent 2 minutes or

Rcpp at Geneva-R

March 2, 2011
By

I'll present Rcpp at the inaugural Geneva-R meeting. Geneva-R is an informal gathering of R enthusiasts sponsored by Mango Solutions, that builds on the success of London-R, where I presented twice, and Basel-R

highlight 0.2-5

December 7, 2010
By

I pushed highlight 0.2-5 on CRAN. This release improves the latex renderer and the sweave driver so that multiple lines character strings are properly rendered.

This example vignette shows it:

\documentclass{report}
\begin{document}

<<echo=FALSE,results=hide>>=
old.op <- options( prompt = " ", continue = " " )
@

<<>>=
require( inline )
require( Rcpp )
convolve <- cxxfunction(
signature( a = "numeric", b...Read more »

RcppGSL 0.1.0

December 1, 2010
By

We released the first version of our RcppGSL package. RcppGSL extends Rcpp to help programmers code with the GNU Scientific Library (GSL). The package contains template classes in the RcppGSL namespace that act as smart pointers to the associat...

parser 0.0-12

November 28, 2010
By

I've pushed a new version of the parser package to CRAN. This is the first release that depends on Rcpp, which allowed me to reduce the code size and increase its maintainability. This also features a faster version of nlines, a function that r...

Rcpp 0.8.9

November 28, 2010
By

Rcpp 0.8.9 was pushed to CRAN recently. Apart from minor bug fixes, this release concentrates on modules, with lots of new features to expose C++ functions and classes through R reference classes. The Rcpp-modules vignette has all the details, a...

October 28, 2010
By

Following this post, the 90 minutes presentation is now available to watch on youtube: