Blog Archives

RcppArmadillo 0.2.1

May 19, 2010
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Armadillo Armadillo is a C++ linear algebra library aiming towards a good balance between speed and ease of use. Integer, floating point and complex numbers are supported, as well as a subset of trigonometric and statistics functions. Various matr...

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Rcpp 0.8.0

May 12, 2010
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Summary Version 0.8.0 of the Rcpp package was released to CRAN today. This release marks another milestone in the ongoing redesign of the package, and underlying C++ library. Overview Rcpp is an R package and C++ library that facilitates integr...

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embed images in Rd documents

April 3, 2010
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The new help system that was introduced in R 2.10.0 and documented in an article of the R journal is very promising. One thing that is planned for future versions of R (maybe 2.12.0) is some way to include images into Rd documents using the fig option of the Sexpr macro Another way is to use data...

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raster images and RImageJ

February 18, 2010
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raster images and RImageJ

The next version of R includes support for raster images in standard and grid graphics. The RImageJ package uses ImageJ through rJava to read and manipulate images from various formats Paul Murrell closed the gap and contributed code that allows...

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Rcpp 0.7.7

February 14, 2010
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pre{ border: 1px solid black ; font-size: small ; } A good 2 days after 0.7.6 was released, here comes Rcpp 0.7.7. The reason for this release is that a subtle bug installed itself and we did not catch it in time The new version also includes ...

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highlight 0.1-5

February 13, 2010
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pre{ border: 1px solid black ; font-size: small; } I've pushed the version 0.1-5 of highlight to CRAN, it should be available in a couple of days. This version fixes highlighting of code when one wants to display the prompt and the continue pr...

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Rcpp 0.7.6

February 13, 2010
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Rcpp 0.7.6 was released yesterday. This is mostly a maintenance update since the version 0.7.5 had some very minor issues on windows, but we still managed however to include some new things as well. Vectors can now use name based indexing. This i...

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Rcpp 0.7.5

February 9, 2010
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pre{ border: 1px solid black; font-size: x-small ; } Dirk released Rcpp 0.7.5 yesterday The main thing is the smarter wrap function that now uses techniques of type traits and template meta-programming to have a compile time guess at whether a...

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RProtoBuf: protocol buffers for R

February 4, 2010
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We (Dirk and I) released the initial version of our package RProtoBuf to CRAN this week. This packages brings google's protocol buffers to R I invite you to check out the main page for protobuf to find the language definition for protocol buffers ...

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Rcpp 0.7.2

January 13, 2010
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pre{ border: 1px solid black ; } Rcpp 0.7.2 is out, checkout Dirk's blog for details selected highlights from this new version: character vectors if one wants to mimic this R code in C > x

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