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 to ensure that this can be translated to make sense to R programmers, and reduce the legwork for translating core principles back and forth. This series … Continue reading R...

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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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[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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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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Bug when Creating Reference Maps with Choroplethr

May 21, 2019
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Bug when Creating Reference Maps with Choroplethr

Last week the Census Bureau published a free course I created on using Choroplethr to map US Census Data. Unfortunately, a few people have reported problems when following one...

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Timing hash functions with the bench package

May 21, 2019
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Timing hash functions with the bench package

This blog post has two goals Investigate the bench package for timing R functions Consequently explore the different algorithms in the digest package using bench What is digest? The...

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Introductory course on Bayesian data analysis for beginners with Rasmus Bååth

May 21, 2019
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On 25 November 2019, BayesCamp will be hosting a one-day course called Get up and running with Bayesian data analysis, … More

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Add Dressbarn to the Continued Retailpocalypse

May 21, 2019
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Add Dressbarn to the Continued Retailpocalypse

I’ve talked about the retailpocalypse before and this morning I was greeted with the news about Dressbarn closing all 650 stores as I fired up a browser. I tweeted...

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rsync as R package

May 21, 2019
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rsync as R package

In this article we present our R package rsync, which serves as an interface between R...

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Learning R: The Ultimate Introduction (incl. Machine Learning!)

May 21, 2019
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Learning R: The Ultimate Introduction (incl. Machine Learning!)

There are a million reasons to learn R (see e.g. Why R for data science – and not Python?), but where to start? I present to you the ultimate...

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Modern Data Science with R: A review

May 20, 2019
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Modern Data Science with R: A review

Some say data is the new oil. Others equate its worth to water. And then there are those who believe that data scientists will be (in fact, they already...

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Free Video Lecture: Vectors for Programmers and Data Scientists

May 20, 2019
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Free Video Lecture: Vectors for Programmers and Data Scientists

We have just released two new free video lectures on vectors from a programmer’s point of view. I am experimenting with what ideas do programmers find interesting about vectors,...

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Automated data report storytelling in R

May 20, 2019
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Automated data report storytelling in R

Are you interested in guest posting? Publish at DataScience+ via your editor (i.e., RStudio). Category Programming Tags Flexdashboard R Programming RMarkdown In this article, you learn how to make Automated data report storytelling in R...

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A noLD platform on R-hub package builder

May 20, 2019
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In a recent post we introduced CRAN checks of packages, and the efforts we make to ensure all CRAN check flavours have a R-hub equivalent platform for you to...

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Comparing `panelr` and `plm`

May 20, 2019
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Comparing `panelr` and `plm`

It has been just a little more than a day since I announced my new R package, panelr, to the wider world. My new #rstats package, panelr, is now on CRAN....

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