March 2017

Tutorial: Using R for Scalable Data Analytics

March 31, 2017 | David Smith

At the recent Strata conference in San Jose, several members of the Microsoft Data Science team presented the tutorial Using R for Scalable Data Analytics: Single Machines to Spark Clusters. The materials are all available online, including the presentation slides and hands-on R scripts. You can follow along with the ... [Read more...]

ggedit 0.2.0 is now on CRAN

March 31, 2017 | Jonathan Sidi

Jonathan Sidi, Metrum Research Group We are pleased to announce the release of the ggedit package on CRAN. To install the package you can call the standard R command install.packages('ggedit') The source version is still tracked on github, which has been reorganized to be easier to navigate. To ...
[Read more...]

The 5 Most Effective Ways to Learn R

March 31, 2017 | Brian Back

Whether you’re plotting a simple time series or building a predictive model for the next election, the R programming language’s flexibility will ensure you have all the capabilities you need to get the job done. In this blog we will take a look at ...
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Delaporte package: The SPARCmonster is sated

March 31, 2017 | Avraham

Finally, finally after months of pulling out my hair, the Delaporte project on CRAN passes all of its checks on Solaris SPARC. The last time it did that, it was still using serial C++. Now it uses OpenMP-based parallel Fortran 2003. What a relief! One of these days I should write ...
[Read more...]

Delaporte package: The SPARCmonster is sated

March 31, 2017 | Avraham

Finally, finally after months of pulling out my hair, the Delaporte project on CRAN passes all of its checks on Solaris SPARC. The last time it did that, it was still using serial C++. Now it uses OpenMP-based parallel Fortran 2003. What a relief! One of these days I should write ...
[Read more...]

Easy leave-one-out cross validation with pipelearner

March 31, 2017 | Simon Jackson

@drsimonj here to show you how to do leave-one-out cross validation using pipelearner.  Leave-one-out cross validation Leave-one-out is a type of cross validation whereby the following is done for each observation in the data: Run model on all other observations Use model to predict value for observation This means that ...
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Advanced choroplethr – Changing Color Scheme

March 30, 2017 | [email protected]

The choroplethr package is outstanding and fairly easy to use, but some functionality is not obvious.  The built-in color scheme is quite good, but you might want to switch colors at some point.  My first attempt at changing the color scheme can be found below (previous post has basic code ...
[Read more...]

Advanced choroplethr – Changing Color Scheme

March 30, 2017 | [email protected]

The choroplethr package is outstanding and fairly easy to use, but some functionality is not obvious.  The built-in color scheme is quite good, but you might want to switch colors at some point.  My first attempt at changing the color scheme can be found below (previous post has basic code ...
[Read more...]

#2: Even Easier Package Registration

March 30, 2017 | Thinking inside the box

Welcome to the second post in rambling random R recommendation series, or R4 for short. Two days ago I posted the initial (actual) post. It provided context for why we need package registration entries (tl;dr: because R CMD check now tests for it, and because it The Right Thing ... [Read more...]

Generating APA style tables in R: Current challenges

March 30, 2017 | Jeromy Anglim

This post reviews some aspects of generating formatted tables using R suitable for inclusion in a manuscript conforming to APA style. I review my current workflow that involves a large amount of manual formatting in Excel. I then discuss what it would take to automate more of these manual steps ... [Read more...]

Take your data frames to the next level.

March 30, 2017 | realdataweb

  While finishing up with R-rockstar Hadley Wickham’s book (Free Book – R for Data Science), the section on model building elaborates on something pretty cool that I had no idea about – list columns. Most of us have probably seen the following data frame column format: df
[Read more...]

March ’17 Tips and Tricks

March 30, 2017 | R Views

This month’s Tips and Tricks focus is on file navigation. Many of these tips are straightforward - more tip than trick - but they can save quite a bit of time and frustration. Open Recent Please don’t spend time navigating through your folder structure to find a recent ...
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March ’17 Tips and Tricks

March 30, 2017 | R Views

This month’s Tips and Tricks focus is on file navigation. Many of these tips are straightforward - more tip than trick - but they can save quite a bit of time and frustration. Open Recent Please don’t spend time navigating through your folder stru...
[Read more...]

Customising Shiny Server HTML Pages

March 30, 2017 | Mark Sellors

Mark Sellors Head of Data Engineering At Mango we work with a great many clients using the Shiny framework for R. Many of those use Shiny Server or Shiny Server Pro to publish their shiny apps within their organisations. Shiny … Continue reading → [Read more...]
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