Uncertainty in Data Science (Transcript)

September 24, 2018
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Uncertainty in Data Science (Transcript)

Here is a link to the podcast. Introducing Allen Downey Hugo: Hi, there, Allen, and welcome to DataFramed. Allen: Hey, Hugo. Thank you very much. Hugo: ...

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Data Science With R Course Series – Week 2

September 24, 2018
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Data Science With R Course Series – Week 2

Data Science and Machine Learning in business begins with R. Why? R is the premier language that enables rapid exploration, modeling, and communication in a way that no other...

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A Subtle Flaw in Some Popular R NSE Interfaces

September 23, 2018
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It is no great secret: I like value oriented interfaces that preserve referential transparency. It is the side of the public debate I take in R programming. "One of...

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Why do we use arrow as an assignment operator?

September 23, 2018
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Why do we use arrow as an assignment operator?

A Twitter Thread turned into a blog post.

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By-Group Summary with SparkR – Follow-up for A Reader Comment

September 23, 2018
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A reader, e.g. Mr. Wayne Zhang, of my previous post (https://statcompute.wordpress.com/2018/09/03/playing-map-and-reduce-in-r-by-group-calculation) made a good comment that “Why not use directly either Spark or H2O to derive such computations without...

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Recreating Michael Betancourt’s Bayesian modeling course from his online materials

September 23, 2018
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Several people wanted to have the slides from Betancourt's lectures at SMLP2018. It is possible to recreate most of the course from his writings:1. Intro to probability:https://betanalpha.github.io/assets/case_studies/probability_theory.html2. Workflow...

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More health economics in R

September 22, 2018
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Nathan Green has alerted/invited me to another workshop aimed at increasing the use of R in Health Economics. He and I had some discussion in the past few months...

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sjrdata: all SCImago Journal & Country Rank data, ready for R

September 22, 2018
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sjrdata: all SCImago Journal & Country Rank data, ready for R

SCImago Journal & Country Rank provides valuable estimates of academic journals’ prestige. The data is freely available at the project website and is distributed for deeper analysis in forms...

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Where am I?

September 22, 2018
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Notes on the here package - The here package is pretty simple ( only 3 functions), but I cannot remember how to use it to...

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Union Multiple Data.Frames with Different Column Names

September 22, 2018
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Union Multiple Data.Frames with Different Column Names

On Friday, while working on a project that I needed to union multiple data.frames with different column names, I realized that the base::rbind() function doesn’t take data.frames with different...

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Differences in Word Use Across Music Genres in Pitchfork Album Reviews

September 22, 2018
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Differences in Word Use Across Music Genres in Pitchfork Album Reviews

In this post we will return to the data on Pitchfork music reviews, parts of which I've analyzed previously. The goal of this post will be to gain an...

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Simple Steps to Create Treemap in R

September 21, 2018
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The following document details how to create a treemap in R using the treemap package. What are they & when do we use them In the most basic terms...

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Reproducible development with Rmarkdown and Github

September 21, 2018
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I’m pretty sure most readers of this blog are already familiar with Rmarkdown and Github. In this post I don’t pretend to invent the wheel but rather give a...

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Applications of R presented at EARL London 2018

September 21, 2018
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During the EARL (Enterprise Applications of the R Language) conference in London last week, the organizers asked me how I thought the conference had changed over the years. (This...

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Timing Column Indexing in R

September 21, 2018
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Timing Column Indexing in R

I’ve ended up (almost accidentally) collecting a number of different solutions to the “use a column to choose values from other columns in R” problem. Please read on for...

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How to do simple table manipulations with R using Displayr

September 21, 2018
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How to do simple table manipulations with R using Displayr

R is not just a tool for the data science elite. It is an immensely powerful tool that can be used by market researchers in...

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A Performance Benchmark of Different AutoML Frameworks

September 21, 2018
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A Performance Benchmark of Different AutoML Frameworks

In a recent blog post our CEO Sebastian Heinz wrote about Google's newest stroke of genius – AutoML Vision. A cloud service "that is able to build deep learning...

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Using a Column as a Column Index

September 20, 2018
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We recently saw a great recurring R question: “how do you use one column to choose a different value for each row?” That is: how do you use a...

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Furthest Water

September 20, 2018
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Furthest Water

Finding the Location Furthest from Water in the Conterminous United States The idea for this post came a few months back when I received an email that started, “I am a...

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Chat with the rOpenSci team at upcoming meetings

You can find members of the rOpenSci team at various meetings and workshops around the world. Come say ‘hi’, learn about how our software packages can enable your research,...

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Gold-Mining Week 3 (2018)

September 20, 2018
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Week 3 Gold Mining and Fantasy Football Projection Roundup now available. Go get that free agent gold! The post Gold-Mining Week 3 (2018) appeared first on Fantasy Football Analytics.

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R from the turn of the century

September 20, 2018
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R from the turn of the century

Last week I spent some time reminiscing about my PhD and looking through some old R code. This trip down memory lane led to some of my old R...

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Shiny application in production with ShinyProxy, Docker and Debian

September 20, 2018
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Shiny application in production with ShinyProxy, Docker and Debian

You created some great Shiny applications, following our advice of Shiny packaging for example, and you want to put them into production, self-hosting, so that others can enjoy them,...

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New Course: A/B Testing in R

September 20, 2018
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New Course: A/B Testing in R

Here is the course link. Course Description In this course, you will learn the foundations of A/B testing, including hypothesis testing, experimental design, and confounding variables. You will also be exposed...

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Data Science With R Series – Week 1

September 20, 2018
By
Data Science With R Series – Week 1

Data Science and Machine Learning in business begins with R. Why? R is the premier language that enables rapid exploration, modeling, and communication in a way that no other...

Read more »

binb 0.0.1: binb is not Beamer

September 19, 2018
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binb 0.0.1: binb is not Beamer

Following a teaser tweet two days ago, we are thrilled to announce that binb version 0.0.1 arrived on CRAN earlier this evening. binb extends a little running joke^Htradition I...

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Interactive plots in Shiny

September 19, 2018
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Interactive plots in Shiny

I wish this post existed when I was struggling to add interactive plots to my Shiny app. I was mainly focused on recreating functionality found in other “dashboarding” applications....

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RStudio Connect 1.6.8 – Emails, APIs, and Titles

September 19, 2018
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RStudio Connect 1.6.8 includes additions to custom emails, new user endpoints in the RStudio Connect Server API, support for content descriptions and title changes, and important security and authentication...

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2018-09 Importing General-Purpose Graphics in R

September 19, 2018
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This report discusses some problems that can arise when attempting to import PostScript images into R, when the PostScript image contains coordinate transformations that skew ...

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