Articles by Thinking inside the box

RcppArmadillo 0.3.6.0

December 7, 2012 | Thinking inside the box

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... [Read more...]

RInside 0.2.10

December 5, 2012 | Thinking inside the box

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 ... [Read more...]

RQuantLib 0.3.9

December 2, 2012 | Thinking inside the box

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 ... [Read more...]

Rcpp 0.10.1

November 27, 2012 | Thinking inside the box

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... [Read more...]

digest 0.6.0

November 25, 2012 | Thinking inside the box

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... [Read more...]

RcppArmadillo 0.3.4.4

November 16, 2012 | Thinking inside the box

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 ... [Read more...]

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

November 14, 2012 | Thinking inside the box

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 ... [Read more...]

Rcpp 0.10.0

November 14, 2012 | Thinking inside the box

Rcpp release 0.10.0 is now on CRAN and being uploaded to Debian. This is a new feature release, and we are very exciting about the changes, notably Rcpp attributes which make using C++ from R even easier than inline (see below as well as the new vignette for details and first ... [Read more...]

RInside 0.2.9

November 5, 2012 | Thinking inside the box

A new version 0.2.9 of RInside arrived on CRAN earlier today; Windows binaries have already been built too. RInside provides a set of convenience classes which facilitate embedding of R inside of C++ applications and programs, using the classes and ... [Read more...]

Rcpp 0.9.15

October 14, 2012 | Thinking inside the box

Rcpp release 0.9.15 is now on CRAN and being uploaded to Debian. Martin Morgan provided a clever fix for a header search needed between clang++ (especially on OS X) and g++ (which still provided libstdc++ and headers for clang++). This should hopefu... [Read more...]

RcppArmadillo 0.3.4.3

October 4, 2012 | Thinking inside the box

Another bug-fix release of Armadillo, now at version 3.4.3 whike the 3.4.* stabilizes, and with it a version 0.3.4.3 of RcppArmadillo, our wrapper for R and Armadillo. The new version is already on CRAN as of earlier today. Once again no R level or i... [Read more...]

RProtoBuf 0.2.6

October 4, 2012 | Thinking inside the box

Release 0.2.6 of RProtoBuf arrived on CRAN earlier this morning. RProtoBuf provides GNU R bindings for the Google Protobuf data encoding library used and released by Google. This release was once more driven largely by Murray whom we have now add... [Read more...]

Rcpp 0.9.14

October 1, 2012 | Thinking inside the box

Another release of Rcpp has just appeared on CRAN and was just uploaded to Debian. It addresses yet another issue we had on OS X and should hopefully put the build issues to rest. Three new (vectorized) sugar functions were added, along with some ne... [Read more...]

RcppArmadillo 0.3.4.2

September 25, 2012 | Thinking inside the box

The development of Armadillo 3.4.* continues with bug fixes and more sparse matrix support. Conrad release 3.4.2 this morning. I wrapped up the corresponding RcppArmadillo 0.3.4.2 before leaving for work, and this version should now have all CRAN mirr... [Read more...]

RcppArmadillo 0.3.4.1

September 18, 2012 | Thinking inside the box

Conrad released the bug-fix release 3.4.1 of Armadillo earlier today, and the corresponding RcppArmadillo package 0.3.4.1 is already on CRAN. No R level or interface changes were, the upstream changes are summarized below. Changes in RcppArmadillo... [Read more...]

RInside 0.2.8

September 8, 2012 | Thinking inside the box

This morning version 0.2.8 of RInside arrived on the CRAN sites. RInside provides a set of convenience classes which facilitate embedding of R inside of C++ applications and programs, using the classes and functions provided by the Rcpp R and C++ in... [Read more...]

RcppArmadillo 0.3.4.0

September 6, 2012 | Thinking inside the box

A new major released of Armadillo came out earlier today. I prepared the corresponding RcppArmadillo package 0.3.4.0 which also arrived on CRAN earlier today. This released contains a few performance improvements, the beginnings of support of sparse matrices and more, see below. We also post the NEWS entry for the beta ... [Read more...]

Faster creation of binomial matrices

September 2, 2012 | Thinking inside the box

Scott Chamberlain blogged about faster creation of binomial matrices the other day, and even referred to our RcppArmadillo package as a possible solution (though claiming he didn't get it to work, tst tst -- that is what the rcpp-devel list is here to help with). The post also fell short ... [Read more...]
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