10 Jobs for R users from around the world (2019-05-27)

May 26, 2019
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10 Jobs for R users from around the world (2019-05-27)

To post your R job on the next post Just visit  this link and post a new R job  to the R community. You can post a job for  free  (and there are also “featured job” options available for extra exposure). Current R jobs   Full-Time Customer Success Representative RStudio – Posted by beckybajan SeattleWashington, United States 6 May2019 Full-Time Data Scientist @ celmatix Celmatix – Posted...

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nanotime 0.2.4

Another minor maintenance release of the nanotime package for working with nanosecond timestamps arrived on CRAN yesterday. nanotime uses the RcppCCTZ package for (efficient) high(er) resolution time parsing and...

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WoE Transformation for Loss Given Default Models

May 26, 2019
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In the intro section of my MOB package (https://github.com/statcompute/MonotonicBinning#introduction), reasons and benefits of using WoE transformations in the context of logistic regressions with binary outcomes had been discussed. What’s...

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Two New Ways to Make DNS over HTTPS Queries in R

May 26, 2019
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A fair bit of time ago the {gdns} package made its way to CRAN to give R users the ability to use Google’s (at that time) nascent support for...

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Turn A Square: generative aRt

May 26, 2019
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Turn A Square: generative aRt

A while back I visited Artistes & Robots in Paris. Part of the exhibition was on the origins of computer-based art. Nowadays this is referred to as generative art, where...

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Predictability of Tennis Grand Slams

May 26, 2019
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Predictability of Tennis Grand Slams

The European tennis season is in full swing, with Roland Garros starting today and Wimbledon taking place in a few weeks. For a sports buff like me, it is...

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Poll position: statistics and the Australian federal election

May 25, 2019
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One of the few people in Australia who did not write off a possible Coalition win at the recent federal election was Peter Ellis. We’ve invited him to come...

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RStudio in Docker – now share your R code effortlessly!

May 25, 2019
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RStudio in Docker – now share your R code effortlessly!

If you are a full time data science practitioner and have passed through the stages of starting out with the… Read more RStudio in Docker – now share your...

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Data Science Job in 90 days – Book Review

May 25, 2019
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Data Science Job in 90 days – Book Review

Are you an R-programmer or Datascience enthusiast looking for a break in the datascience field? If so, my latest book “Data Science Jobs – land a lucrative job in...

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R Companion to Linear Algebra Step by Step, part 1

May 25, 2019
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Linear Algebra: Step by Step, by Kuldeep Singh, is a tremendous resource for improving your skills in the fundamental mathematics behind machine learning. I’m authoring an R companion series...

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How to interactively examine any R code – 4 ways to not just read the code, but delve into it step-by-step

May 25, 2019
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How to interactively examine any R code – 4 ways to not just read the code, but delve into it step-by-step

Introduction As pointed out by a recent read the R source post on the R hub’s website, reading the actual code, not just the documentation is a great way to...

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How do we combine errors, in biology? The delta method

How do we combine errors, in biology? The delta method

In a recent post I have shown that we can build linear combinations of model parameters (see here ). For example, if we have two parameter estimates, say Q...

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Create Animation in R : Learn by Examples

May 24, 2019
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Create Animation in R : Learn by Examples

This tutorial covers various ways you can create animated charts or plots using R. Animation is a very important element of data visualization. Animated charts are visually appealing and...

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Predicting Car Battery Failure With R And H2O – Study

May 24, 2019
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Predicting Car Battery Failure With R And H2O – Study

Using R and H2O Isolation Forest to predict car battery failures. Carlos Kassab 2019-May-24 This is a study about what might be if car makers start using machine learning in our cars...

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Practical Data Science with R, half off sale!

May 24, 2019
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Practical Data Science with R, half off sale!

Our publisher, Manning, is running a Memorial Day sale this weekend (May 24-27, 2019), with a new offer every day. Fri: Half off all eBooks Sat: Half off all...

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Rstudio & ThinkR roadshow – June 6 – Paris

May 24, 2019
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Rstudio & ThinkR roadshow – June 6 – Paris

On June the 6th, 2019, Rstudio is partnering with ThinkR to offer you a one day event around “R in production”. See you in Paris! If you’re an experienced...

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News from ggiraph

May 23, 2019
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News from ggiraph

ggiraph 0.6.1 has evolved, this post presents work that has been done recently. ggiraph, what is it? The ggiraph package lets you work with ggplot and produce interactive graphics. The number of features...

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[R]eady for Production: a Joint Event with RStudio and EODA

May 23, 2019
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[R]eady for Production: a Joint Event with RStudio and EODA

We’re excited to team up with EODA, an RStudio Full Service Certified Partner, to host a free data science in production...

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Estimates on training vs. validation samples

May 23, 2019
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Estimates on training vs. validation samples

Before moving to cross-validation, it was natural to say “I will burn 50% (say) of my data to train a model, and then use the remaining to fit the...

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Royal Society of Biology: Introduction to Reproducible Analyses in R

May 23, 2019
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Royal Society of Biology: Introduction to Reproducible Analyses in R

Learn to experiment with R to make analyses and figures more reproducible If you’re in the UK and not too far from York you might be interested in a...

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Spotlight on: Julia Silge, Stack Overflow

May 23, 2019
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Julia Silge is joining us as one of our keynote speakers at EARL London 2019. We can’t wait to hear Julia’s full keynote, but until then she kindly answered...

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Bayesian estimation of fatality rates and accidents involving cyclists on Queensland roads

May 23, 2019
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Bayesian estimation of fatality rates and accidents involving cyclists on Queensland roads

In my previous post I built a Shiny app mapping accidents on Queensland roads which was great at showing the The post Bayesian estimation of fatality rates and accidents...

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Comparing Frequentist, Bayesian and Simulation methods and conclusions

Comparing Frequentist, Bayesian and Simulation methods and conclusions

So, a programmer, a frequentist, and a bayesian walk into a bar. No this post isn’t really on the path to some politically incorrect stereotypical humor. Jut trying to make it...

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Analysing the HIV pandemic, Part 4: Classification of lab samples

May 22, 2019
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Analysing the HIV pandemic, Part 4: Classification of lab samples

Andrie de Vries is the author of “R for Dummies” and a Solutions Engineer at RStudio Phillip (Armand) Bester is a medical scientist, researcher, and lecturer at the Division of...

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MRAN snapshots, and you

May 22, 2019
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MRAN snapshots, and you

For almost five years, the entire CRAN repository of R packages has been archived on a daily basis at MRAN. If you use CRAN snapshots from MRAN, we'd love...

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Deep (learning) like Jacques Cousteau – Part 5 – Vector addition

Deep (learning) like Jacques Cousteau – Part 5 – Vector addition

(TL;DR: You can add vectors that have the same number of elements.)

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New Color Palette for R

May 22, 2019
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As I was preparing some graphics for a presentation recently, I started digging into some of the different color palette options. My motivation was entirely about creating graphics that...

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Easy quick PCA analysis in R

May 22, 2019
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Easy quick PCA analysis in R

Principal component analysis (PCA) is very useful for doing some basic quality control (e.g. looking for batch effects) and assessment of how the data is distributed (e.g. finding outliers)....

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Create a CLI for R with npm

May 21, 2019
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How to build a CLI for R, with npm. Background This blog post was triggered by a discussion on Twitter with Martin Skarzynski, who was looking for a way to build a CLI...

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