Blog Archives

The Problems with Pairing R + Java

A core focus of the RTextTools project has been to make the package as accessible and user-friendly as possible. In its early iterations, the package contained dependencies such as RWeka, openNLP, and Snowball which, at least for our developers, did not present any challenges. However, as soon as we distributed the package to our beta testers, problems began cropping up...

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The Problems with Pairing R + Java

A core focus of the RTextTools project has been to make the package as accessible and user-friendly as possible. In its early iterations, the package contained dependencies such as RWeka, openNLP, and

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Getting Started with Latent Dirichlet Allocation using RTextTools + topicmodels

RTextTools bundles a host of functions for performing supervised learning on your data, but what about other methods like latent Dirichlet allocation? With some help from the topicmodels package, we can get started with LDA in just five steps. Text in green can be executed within R.Step 1: Install RTextTools + topicmodelsWe begin by installing and loading RTextTools and...

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Getting Started with Latent Dirichlet Allocation using RTextTools + topicmodels

RTextTools bundles a host of functions for performing supervised learning on your data, but what about other methods like latent Dirichlet allocation? With some help from the topicmodels package, we can get started with LDA in just five steps. Text in

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RTextTools v1.3 Released + Rstem Now Available on CRAN

RTextTools v1.3 was released on August 21, and the package binaries are now available on CRAN. This update fixes a major bug with the stemmers, and it is highly recommended you upgrade to the latest version. Other changes include optimization of existing functions and improvements to the documentation.Additionally, Duncan Temple Lang has graciously released Rstem on CRAN, meaning that the...

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RTextTools v1.3 Released + Rstem Now Available on CRAN

RTextTools v1.3 was released on August 21, and the package binaries are now available on CRAN. This update fixes a major bug with the stemmers, and it is highly recommended you upgrade to the latest version. Other changes include optimization of existing functions and improvements to the documentation.Additionally, Duncan Temple Lang has graciously

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RTextTools v1.2 Available on CRAN + useR! 2011 Kaleidoscope Session

RTextTools v1.2 was released today and we're pleased to announce that the package is finally available on CRAN. Additionally, this update brings minor changes to the API, improvements to the GLMNET algorithm, and more comprehensive documentation. Get started by following our installatio

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RTextTools v1.2 Available on CRAN + useR! 2011 Kaleidoscope Session

RTextTools v1.2 was released today and we're pleased to announce that the package is finally available on CRAN. Additionally, this update brings minor changes to the API, improvements to the GLMNET algorithm, and more comprehensive documentation. Get started by following our installation instructions!Additionally, Loren Collingwood will be giving a Kaleidoscope Session Talk today at the useR! 2011 conference in Coventry, UK....

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Amazon Machine Image Created With RTextTools Pre-installed

We recently created an AMI for Amazon's EC2 cloud computing service. Users with AWS accounts can access the public AMI by searching ami-817eb8e8. The AMI is based off of Drew Conway's excellent AMI, but with R 2.13 loaded and RTextTools and maxent installed.

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Amazon Machine Image Created With RTextTools Pre-installed

We recently created an AMI for Amazon's EC2 cloud computing service. Users with AWS accounts can access the public AMI by searching ami-817eb8e8. The AMI is based off of Drew Conway's excellent AMI, but with R 2.13 loaded and RTextTools and

Read more »