R bloggers

Recreating (more) data visualizations from the book “Knowledge is Beautiful”: Part IV

July 16, 2018
By
Recreating (more) data visualizations from the book “Knowledge is Beautiful”: Part IV

Welcome to the last part of the series where I recreate data visualizations in R from the book Knowledge is Beautiful by David McCandless.Links to part I, II, III of the series can be found here.Plane CrashesThis dataset will be used for a couple of visualizations.The first visualization is a stacked-barplot showing causes of crashes for every plane crash from...

Read more »

Hamiltonian tails

July 16, 2018
By
Hamiltonian tails

“We demonstrate HMC’s sensitivity to these parameters by sampling from a bivariate Gaussian with correlation coefficient 0.99. We consider three settings (ε,L) = {(0.16; 40); (0.16; 50); (0.15; 50)}” Ziyu Wang, Shakir Mohamed, and Nando De Freitas. 2013 In an experiment with my PhD student Changye Wu (who wrote all R codes used below), we

Read more »

Continuous deployment of package documentation with pkgdown and Travis CI

July 16, 2018
By
Continuous deployment of package documentation with pkgdown and Travis CI

The problem pkgdown is an R package that can create a beautifully looking website for your own R package. Built and maintained by Hadley Wickham and his gang of prolific contributors, this package can parse the documentation files and vignettes for yo...

Read more »

New Course Content: DS4B 201 Chapter 7, The Expected Value Framework For Modeling Churn With H2O

New Course Content: DS4B 201 Chapter 7, The Expected Value Framework For Modeling Churn With H2O

I’m pleased to announce that we released brand new content for our flagship course, Data Science For Business (DS4B 201). The latest content is focused on transitioning from modeling Employee Churn with H2O and LIME to evaluating our binary classification model using Return-On-Investment (ROI), thus delivering business value. We do this through application of a special tool called the...

Read more »

Twitter coverage of the useR! 2018 conference

July 16, 2018
By
Twitter coverage of the useR! 2018 conference

In summary: useR! the conference for users of R was held in Brisbane earlier this month it sounded like a lot of fun and here’s an analysis of tweets that used the #useR2018 hashtag during the week The code that generated the report (which I’ve used heavily and written about before) is at Github too. … Continue reading Twitter...

Read more »

Smoothing Time Series Data

July 15, 2018
By
Smoothing Time Series Data

These include both global methods, which involve fitting a regression over the whole time series; and more flexible local methods, where we relax the constraint...

Read more »

Customizing styler – the quick way

July 15, 2018
By

I am currently experiencing problems with getting my posts in full length on r-bloggers. You can continue here with reading in case only the first paragraph is rendered. One cool thing that happens if you work resonates in the community is that you see other people using it. In this blog post I am going to address a typical question people have when they...

Read more »

Get on your soapbox! R blog content and promotion

This year I had the chance to speak at two R-Ladies meetups (I might have invited myself to those meetups to make the most of being in town, create your own happiness!), one in Cape Town in March, one in Seattle in May. It was a blast both times! I gave the same talk twice, and decided it was...

Read more »

Sleek & Shiny

July 15, 2018
By
Sleek & Shiny

I was trying to find an apt image to accompany this post, but googling “sleek and shiny” mostly brought up images of women with ridiculously, well, sleek and shiny hair (and magical products to achieve just that), which has nothing to do with what I want to talk about here (not that this has ever stopped me including pics...

Read more »

RcppClassic 0.9.11

July 15, 2018
By

A new maintenance release, now at version 0.9.11, of the RcppClassic package arrived earlier today on CRAN. This package provides a maintained version of the otherwise deprecated initial Rcpp API which no new projects should use as the normal Rcpp AP...

Read more »

Search R-bloggers


Sponsors

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)