RcppGetconf 0.0.1

July 28, 2016
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A new package RcppGetconf to read system configuration --- not unlike getconf from the libc library. Now R can read what system calls sysconf, pathconf and confstr have to say. The package is still pretty green, and now on CRAN in a very first versio...

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A Gallery of ggplot2 Extensions

July 28, 2016
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A Gallery of ggplot2 Extensions

A couple of months ago, I announced the ggplot2-extensions website which tracks and lists extensions built on top of the popular R visualization package ggplot2. Now, I wanted to...

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2016-10 A transformable markup document format

July 28, 2016
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Many technologies now exist for writing a document in a format that can be transformed into various output formats for sharing. This report proposes that using markup, rather than...

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Visualizing the Gender of US Senators With R and Highmaps

July 28, 2016
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Visualizing the Gender of US Senators With R and Highmaps

I wake up every morning in a house that was built by slaves (Michelle Obama) Some days ago I was invited by the people of Highcharts to write a...

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What can we learn from the statistics of the EURO 2016 – Application of factor analysis

July 28, 2016
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What can we learn from the statistics of the EURO 2016 – Application of factor analysis

In this post I will try to explain how to perform a factor analysis (FA) on the statistics of the teams in the first round of Euro cup 2016....

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An R Users Guide to JSM 2016

July 28, 2016
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by Joseph Rickert My impression is that the JSM has become ever more R friendly over recent years, but with two sessions organized around R tools and several talks...

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Building a Life Table

July 28, 2016
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Building a Life Table

After writing my previous post, Mortality by Year and Age, I’ve become progressively more interested in the mortality data. Perhaps those actuaries are onto something? I found this report,...

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A link that can tell more than dozens of lines of R code – what’s new in archivist?

July 28, 2016
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A link that can tell more than dozens of lines of R code – what’s new in archivist?

Can you spot the difference between this plot: And this one: You are right! The latter has an embedded piece of R code. What for? It’s a call to...

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Round values while preserve their rounded sum in R

July 27, 2016
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After an embarrassing teleconference in which I presented a series of percentages that did not sum to 100 (as they should have), I found some R code on stackoverflow.com...

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Bayesian Essentials with R [book review]

July 27, 2016
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Bayesian Essentials with R [book review]

“Overall this book is a very helpful and useful introduction...

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Data Journalism with R at FiveThirtyEight

July 27, 2016
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Data Journalism with R at FiveThirtyEight

Since it expanded its focus from predicting the US election, FiveThirtyEight has emerged as a prominent source of in-depth data journalism, with data-driven analysis of media, culture, politics and...

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Book Review: Getting Started With Data Science

July 27, 2016
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I PROGRAMMER's Kay Ewbank's reviews Getting Started with Data Science: Making Sense of Data with Analytics.By Kay EwbankIf you've enjoyed books such as...

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Data Science Competitions 101: Anatomy and Approach

July 27, 2016
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Data Science Competitions 101: Anatomy and Approach

I recently participated in a weekend-long data science hackathon, titled ‘The Smart Recruits’. Organized by the amazing folks at Analytics Vidhya, it saw some serious competition. Although my performance...

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U.S. Drought Animations with the “Witch’s Brew” (purrr + broom + magick)

July 27, 2016
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U.S. Drought Animations with the “Witch’s Brew” (purrr + broom + magick)

This is another purrr-focused post but it’s also an homage to the nascent magick package (R interface to ImageMagick) by @opencpu. We’re starting to see/feel the impact of the...

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New chapters for 50 shades of grey….

July 27, 2016
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New chapters for 50 shades of grey….

Introduction Some time ago I had the honor to follow an interesting talk from Tijmen Blankevoort on neural networks and deeplearning. Convolutional and recurrent neural networks were topics that already...

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Reproducible art with R

July 27, 2016
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Reproducible art with R

This is my tribute to the fantastic R package spatstat. All the artwork was 100% done in R, the source code is here. Click the images for hi-res (6000...

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Notes from the 4th R in Insurance Conference

July 27, 2016
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Notes from the 4th R in Insurance Conference

The 4th R in Insurance conference took place at Cass Business School London on 11 July 2016. This one-day conference focused once more on the wide range of applications...

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Voting clusters in the U.N.

July 26, 2016
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Voting clusters in the U.N.

After some more digging, and a suggestion by @theMexIndian I decided to see more in the depth the unvotes database that I wrote about some weeks ago. This...

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2016-09 An Introduction to the ‘DOM’ Package

July 26, 2016
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The ‘DOM’ package for R provides functions to dynamically manipulate the content of a web page that is being viewed within a web browser. The package provides an R...

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Stock prices analysis part 1 exercises

July 26, 2016
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In this set of exercises we are using R to analyse stock prices. This is the first part where we exercise basic descriptive statistics. You dont need to be...

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R and openMP: boosting compiled code on multi-core cpu-s

July 26, 2016
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R and openMP: boosting compiled code on multi-core cpu-s

Share This: Introduction Sometimes you just need more speed. And sometime plain R does not provide it. This article is about boosting your R code with C++ and openMP....

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Update on the R Shapefile Contest

July 26, 2016
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Update on the R Shapefile Contest

This is a reminder that the R Shapefile Contest ends this Friday, July 29! We already have four incredible entries: Kent Johnson looked at the Cambridge Outdoor... The post Update...

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Use quick formula functions in purrr::map (+ base vs tidtyverse idiom comparisons/examples)

July 26, 2016
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I’ve converted the vast majority of my *apply usage over to purrr functions. In an attempt to make this a quick post, I’ll refrain from going into all the...

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Ooms Magical Polyglot World

July 26, 2016
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crossposted from BuildingWidgets Jeroen Ooms (@opencpu) provides R users a magical polyglot world of R, JavaScript, C, and C++. This is my attempt to both thank him and highlight some of all...

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DeployR Enterprise Security Model

July 26, 2016
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DeployR Enterprise Security Model

by Ramkumar Chandrasekeran, Software Engineer - Microsoft R Tiger Team DeployR Enterprise is designed to deliver analytics solutions at scale to whomever needs it: inside or outside the enterprise....

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The reproducibility crisis in science and prospects for R

July 26, 2016
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Guest post by Gregorio Santori (<[email protected]>) The results that emerged from a recent Nature‘s survey confirm as, for many researchers, we are living in a weak reproducibility age (Baker...

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Calculating Pi using Buffon’s Needle

July 26, 2016
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Calculating Pi using Buffon’s Needle

I put together this example to illustrate some general R programming principles for my Data Science class at iXperience. The idea is to use Buffon’s Needle to generate a...

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rotl paper published

rotl paper published

We are excited to announce a paper describing rotl, our package for the Open Tree of Life data, has been published. The full citation is: Michonneau, F., Brown, J. W. and...

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RcppHoney Introduction

July 25, 2016
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RcppHoney Introduction

Rationale In C++ we often have containers that are not compatible with R or Rcpp with data already in them (std::vector, std::set, etc.). One would like to be able to operate...

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