Data Journalism with R at FiveThirtyEight

July 27, 2016
By
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 society. A recent feature combined CDC and independent data sources to break down the nearly 34,000 gun deaths in the US in 2014 by cause of death and the gender,...

Read more »

Book Review: Getting Started With Data Science

July 27, 2016
By

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...

Read more »

Data Science Competitions 101: Anatomy and Approach

July 27, 2016
By
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...

Read more »

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

July 27, 2016
By
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...

Read more »

New chapters for 50 shades of grey….

July 27, 2016
By
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...

Read more »

Reproducible art with R

July 27, 2016
By
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...

Read more »

Notes from the 4th R in Insurance Conference

July 27, 2016
By
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...

Read more »

Voting clusters in the U.N.

July 26, 2016
By
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...

Read more »

2016-09 An Introduction to the ‘DOM’ Package

July 26, 2016
By

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...

Read more »

Stock prices analysis part 1 exercises

July 26, 2016
By

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...

Read more »

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

July 26, 2016
By
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....

Read more »

Update on the R Shapefile Contest

July 26, 2016
By
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...

Read more »

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

July 26, 2016
By

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...

Read more »

Ooms Magical Polyglot World

July 26, 2016
By

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...

Read more »

DeployR Enterprise Security Model

July 26, 2016
By
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....

Read more »

The reproducibility crisis in science and prospects for R

July 26, 2016
By

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...

Read more »

Calculating Pi using Buffon’s Needle

July 26, 2016
By
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...

Read more »

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...

Read more »

RcppHoney Introduction

July 25, 2016
By
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...

Read more »

Read a lot of datasets at once with R

July 25, 2016
By

I often have to read a lot of datasets at once using R. So I’ve wrote the following function to solve this issue: read_list <- function(list_of_datasets, read_func){ ...

Read more »

Microsoft R Open 3.3.0 now available

July 25, 2016
By
Microsoft R Open 3.3.0 now available

Microsoft R Open 3.3.0, the enhanced distribution of open source R, is now available for download for Windows, Mac and Linux systems. This release includes a significant updates to...

Read more »

Showing code changes when teaching

July 25, 2016
By

A key – but challenging – part of learning to program is moving from writing technically-correct code “that works” to writing high-quality code that is sensibly decomposed into functions,...

Read more »

Economy and dynamic modelling: Haavelmo’s approach

July 25, 2016
By

Econometrics aims at estimating observables in the economy and their inter-dependencies and testing the estimates against the economic reality. A quantitative approach to express these inter-dependencies appear as...

Read more »

Image recognition in R using convolutional neural networks with the MXNet package

July 25, 2016
By
Image recognition in R using convolutional neural networks with the MXNet package

Among R deep learning packages, MXNet is my favourite one. Why you may ask? Well I can’t really say why this time. It feels relatively simple, maybe because at...

Read more »

The collaborative innovation landscape in data science

July 24, 2016
By

Computing platforms should be like Lego. That is, they should provide the fundamental building blocks and enable the users' imagination to innovate. The latest issue of...

Read more »

Using 2D Contour Plots within {ggplot2} to Visualize Relationships between Three Variables

July 24, 2016
By
Using 2D Contour Plots within {ggplot2} to Visualize Relationships between Three Variables

Guest post by John Bellettiere, Vincent Berardi, Santiago Estrada The Goal To visually explore relations between two related variables and an outcome using contour plots. We use the contour...

Read more »

RcppArmadillo 0.7.200.2.0

July 24, 2016
By
RcppArmadillo 0.7.200.2.0

The second Armadillo release of the 7.* series came out a few weeks ago: version 7.200.2. And RcppArmadillo version 0.7.200.2.0 is now on CRAN and uploaded to Debian....

Read more »

Mid-year R Packages Update Summary

July 24, 2016
By

I been updating some existing packages and github-releasing new ones (before a CRAN push). Most are “cyber”-related, but there are some general purpose ones. Here’s a quick overview: docxtractr...

Read more »

Placement: An R package to Access the Google Maps API

July 24, 2016
By

A few months ago I set out to write an R package for accessing the Maps API with my employer’s (paid) Google for Work/Premium account. At the time, I...

Read more »

Sponsors

Mango solutions



RStudio homepage



Zero Inflated Models and Generalized Linear Mixed Models with R

Dommino data lab

Quantide: statistical consulting and training



http://www.eoda.de





ODSC

ODSC

CRC R books series





Six Sigma Online Training





Contact us if you wish to help support R-bloggers, and place your banner here.