Posts Tagged ‘ package ’

unsupervised classification of a raster in R: the layer-stack or part one.

July 29, 2012
By
unsupervised classification of a raster in R: the layer-stack or part one.

In my last post I was explaining the usage of QGis to do a layerstack of a Landsat-scene. Due to the fact that further research and trying out resulted in frustration I decided to stick with a software I know well: R. So download the needed layers here and open up your flavoured version of

Read more »

R Package Automated Download

March 6, 2011
By

There are situations where we might want to run R on a standalone machine so need to download a (potentially) large number of packages to install on this system. Rather than having to through the pain of searching through CRAN to find the packages and all the dependencies and manually download, it would be nice

Read more »

highlight 0.1-8

May 21, 2010
By

I've pushed version 0.1-8 of highlight to CRAN. highlight is a syntax highlighter for R that renders R source code into some markup language, the package ships html and latex renderers but is flexible enough to handle other formats. Syntax highligh...

Read more »

lme4 stands 4 Linear mixed-effects…

February 19, 2010
By
lme4 stands 4 Linear mixed-effects…

There is a certain hype about mixed (and random) effects among statistician and analysts. You can show some love to Douglas Bates and Martin Maechler for maintaing the lme4 package for our cupid, R I copy the entity of the information of the projects page. Doxygen documentation of the underlying C functions is here. The

Read more »

Rcpp 0.7.7

February 14, 2010
By

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 timeThe new version also includes ...

Read more »

highlight 0.1-5

February 13, 2010
By

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...

Read more »

RProtoBuf: protocol buffers for R

February 4, 2010
By

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

Read more »

Rcpp 0.7.2

January 13, 2010
By

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

Read more »

CPP package: exposing C++ objects

December 22, 2009
By

I've just started working on the new package CPP, as usual the project is maintained in r-forge. The package aims at exposing C++ classes at the R level, starting from classes from the c++ standard template library.key to the package is the CPP f...

Read more »

Animation video of rgl in action

December 21, 2009
By

Duncan Murdoch just posted a youtube video presenting an animation clip of a 3d rgl object.Duncan even went further and wrote an explanation on how he made the video: here are the steps I used: 1.  Design a shape to be displayed, and then play with the animation functions to make it change over time.  Use play3d to do

Read more »