Blog Archives

RcppArmadillo 0.3.6.0

December 7, 2012
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Conrad launched the 3.6 series of Armadillo earlier today with a first 3.6.0 release. So RcppArmadillo, our wrapper for R and Armadillo, is now on CRAN with its corresponding version 0.3.6.0. No R level or interface changes were needed, and the upstr...

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RInside 0.2.10

December 5, 2012
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The new maintenance release 0.2.10 of RInside is now on CRAN, including Windows binaries. RInside provides a set of convenience classes which facilitate embedding of R inside of C++ applications and programs, using the classes and functions provided ...

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RQuantLib 0.3.9

December 2, 2012
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A minor feature release RQuantLib 0.3.9 is now on CRAN and in Debian. RQuantLib combines (some of) the quantitative analytics of QuantLib with the R statistical computing environment and language. Bryan Lewis had suggested to enable another pricing engine for American Options in order to get (at least some) Greeks. This is now supported by picking engine="CrankNicolson"...

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Rcpp 0.10.1

November 27, 2012
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A the new Rcpp release 0.10.1 arrived this morning on CRAN (as already has Windows binaries) and in Debian. This is a follow-up to the recent 0.10.0 release which extends the exciting new Rcpp-attributes and Rcpp-sugar work further, and as in a n...

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digest 0.6.0

November 25, 2012
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A new version of the digest package (which generates hash function summaries for arbitrary (and possibly nested) R objects using any of the standard md5, sha-1, sha-256, sha-512 or crc32 algorithms) is now on CRAN, and I will push the corresponding ve...

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Rcpp attributes: A simple example ‘making pi’

November 20, 2012
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Rcpp attributes: A simple example ‘making pi’

We introduced Rcpp 0.10.0 with a number of very nice new features a few days ago, and the activity on the rcpp-devel mailing list has been pretty responsive which is awesome. But because few things beat a nice example, this post tries to build some more excitement. We will illustrate how Rcpp attributes makes it really easy to add C++ code...

Read more »

Rcpp attributes: A simple example ‘making pi’

November 20, 2012
By
Rcpp attributes: A simple example ‘making pi’

We introduced Rcpp 0.10.0 with a number of very nice new features a few days ago, and the activity on the rcpp-devel mailing list has been pretty responsive which is awesome. But because few things beat a nice example, this post tries to build some more excitement. We will illustrate how Rcpp attributes makes it really easy to add C++ code...

Read more »

Rcpp attributes: A simple example ‘making pi’

November 20, 2012
By
Rcpp attributes: A simple example ‘making pi’

We introduced Rcpp 0.10.0 with a number of very nice new features a few days ago, and the activity on the rcpp-devel mailing list has been pretty responsive which is awesome. But because few things beat a nice example, this post tries to build some...

Read more »

RcppArmadillo 0.3.4.4

November 16, 2012
By

A minor bug-fix release 3.4.4 of Armadillo came out upstream a few days ago. RcppArmadillo, our wrapper for R and Armadillo, is now on CRAN with its corresponding version 0.3.4.4. No R level or interface changes were made and the upstream changes are ...

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Rcpp and the new R:: namespace for Rmath.h

November 14, 2012
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We released Rcpp 0.10.0 earlier today. This post will just provide a simple example for one of the smaller new features -- the new namespace for functions from Rmath.h -- and illustrate one of the key features (Rcpp attributes) in passing. R, as a statistical language and environment, has very well written and tested statistical distribution functions providing probability density, cumulative...

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