Articles by Mark Seligman

Rborist 0-1.17 on CRAN

April 6, 2019 | Mark Seligman

Version 0-1.17 of the Rborist package is building successfully on CRAN. This is the last of the 0-1 series; future versions will instead employ a more conventional API numbering scheme. Two new command-line options have been introduced. Option nThread permits limiting the number of OpenMP threads employed in parallel regions ... [Read more...]

Rborist version 0-1.8 available from CRAN

August 3, 2017 | Mark Seligman

Version 0-1.8 of the Rborist implementation of the Random Forest (TM) algorithm is now available from CRAN. Although most changes involve refactoring to accommodate future updates, there are several bug fixes and enhancements worth mentioning. New option maxLeaf allows a limit to be set on the number of terminal nodes (... [Read more...]

Rborist version 0-1.8 available from CRAN

August 3, 2017 | Mark Seligman

Version 0-1.8 of the Rborist implementation of the Random Forest (TM) algorithm is now available from CRAN. Although most changes involve refactoring to accommodate future updates, there are several bug fixes and enhancements worth mentioning. New option maxLeaf allows a limit to be set on the number of terminal nodes (... [Read more...]

Rborist 0.1-6 now on CRAN

May 14, 2017 | Mark Seligman

The latest release of the Rborist package, which provides an accelerated implementation of the Random Forest (TM) algorithm, is available from CRAN. Version 0.1-6 offers several notable improvements: Sparse matrix representation Sparse numeric dcgM... [Read more...]

Rborist 0.1-6 now on CRAN

May 14, 2017 | Mark Seligman

The latest release of the Rborist package, which provides an accelerated implementation of the Random Forest (TM) algorithm, is available from CRAN. Version 0.1-6 offers several notable improvements: Sparse matrix representation Sparse numeric dcgM... [Read more...]

Rborist Package 0-1.0 Now Hosted on CRAN

February 18, 2015 | Mark Seligman

Rborist, the R package version of the Arborist decision-tree utility, is now available from CRAN. Version 0-1.0 is the initial release. The Arborist implements the Random Forest algorithm with an emphasis on performance and extensibility. Particula... [Read more...]

GPU programming in R: the gmatrix package provides a way forward

January 5, 2015 | Mark Seligman

R has featured packages to support GPU programming for over five years. Beginning with the Gputools package, developers continue to introduce new and more sophisticated tools to take advantage of these powerful coprocessors. The gmatrix package is a recent continuation of this trend which offers some significant new features. Background ... [Read more...]

Welcome

September 12, 2014 | Mark Seligman

Welcome to Mood Stochastic. This blog explores the development of performance-oriented software, as applied to the areas of statistics, predictive analytics and machine learning. [Read more...]

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)