RTutor: Better Incentive Contracts For Road Construction

December 13, 2018
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RTutor: Better Incentive Contracts For Road Construction

Since about two weeks, I face a large additional traffic jam every morning due to a construction site on the road. When passing the construction site, often only few people or sometimes nobody seems to be working there. Being an economist, I really won...

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Day 13 – little helper read_files

December 13, 2018
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Day 13 – little helper read_files

This little helper reads in multiple files of the same type and combines them into a data.table. Der Beitrag Day 13 – little helper read_files erschien zuerst auf STATWORX.

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Recreating the NBA lead tracker graphic

December 13, 2018
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Recreating the NBA lead tracker graphic

For each NBA game, nba.com has a really nice graphic which tracks the point differential between the two teams throughout the game. Here is the lead tracker graphic for...

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My introductory course on Bayesian statistics

December 12, 2018
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My introductory course on Bayesian statistics

So, after having held workshops introducing Bayes for a couple of years now, I finally pulled myself together and completed my DataCamp course: Fundamentals of Bayesian Data Analysis in...

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Teaching and Learning Materials for Data Visualization

December 12, 2018
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Teaching and Learning Materials for Data Visualization

Data Visualization: A Practical Introduction will begin shipping next week. I’ve written an R package that contains datasets, functions, and a course packet to go along with the book....

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How to deploy a predictive service to Kubernetes with R and the AzureContainers package

December 12, 2018
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It's easy to create a function in R, but what if you want to call that function from a different application, with the scale to support a large number...

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Day 12 – little helper dive

December 12, 2018
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Day 12 – little helper dive

This little helper is a debug function if you do not work with RStudio. Der Beitrag Day 12 – little helper dive erschien zuerst auf STATWORX.

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Visualizing Hurricane Data with Shiny

December 11, 2018
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Visualizing Hurricane Data with Shiny

Visualizing Hurricane Data with Shiny Motivation for Project Around the time that I was selecting a topic for this project, my parents and my hometown found themselves in the...

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Scraping the Turkey Accordion

December 11, 2018
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Scraping the Turkey Accordion

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Geocomputation with R – the afterword

Geocomputation with R – the afterword

I am extremely proud to announce that Geocomputation with R is complete. It took Robin, Jannes, and me almost 2 years of collaborative planning, writing, refinement, and deployment to make...

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Code for case study – Customer Churn with Keras/TensorFlow and H2O

December 11, 2018
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Code for case study – Customer Churn with Keras/TensorFlow and H2O

This is code that accompanies a book chapter on customer churn that I have written for the German dpunkt Verlag. The book is in German and will probably appear...

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Network Centrality in R: New ways of measuring Centrality

December 11, 2018
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Network Centrality in R: New ways of measuring Centrality

This is the third post of a series on the concept of “network centrality” with applications in R and the package netrankr. The last part introduced the concept of neighborhood-inclusion and...

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Using ggplot2 for functional time series

December 11, 2018
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Using ggplot2 for functional time series

This week I’ve been attending the Functional Data and Beyond workshop at the Matrix centre in Creswick. I spoke yesterday about using ggplot2 for functional data graphics, rather than the...

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Reading List Faster With parallel, doParallel, and pbapply

December 11, 2018
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Reading List Faster With parallel, doParallel, and pbapply

I have several tables that I would like to load as a sole data frame. Derived functions from read. table () have a lot of convenient features, but it...

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Sharing Modeling Pipelines in R

December 11, 2018
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Sharing Modeling Pipelines in R

Reusable modeling pipelines are a practical idea that gets re-developed many times in many contexts. wrapr supplies a particularly powerful pipeline notation, and a pipe-stage re-use system (notes here)....

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Le Monde puzzle [#1075]

December 11, 2018
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Le Monde puzzle [#1075]

A new Le Monde mathematical puzzle in the digit category: Find the largest number such that each of its internal digits is strictly less than the average of its...

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Scraping NBA game data from basketball-reference.com

December 11, 2018
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Scraping NBA game data from basketball-reference.com

I’m a casual NBA fan: I don’t have time to watch the games but enjoy viewing the highlights on Instagram/Youtube (especially Shaqtin’ A Fool!); I sometimes read game articles...

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How to give money to the R project

December 11, 2018
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by Mark Niemann-Ross, an author, educator, and writer who teaches about R and Raspberry Pi at LinkedIn Learning I spend a LOT of time at r-project.org, in particular the...

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Christmas starts earlier every year… right?

December 11, 2018
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Christmas starts earlier every year… right?

It’s mid-September and you’re wandering around your preferred supermarket when you stumble across the Christmas section. “Already”, you think. “It wasn’t like this back when I was a kid”....

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RQuantLib 0.4.7: Now with corrected Windows library

December 11, 2018
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A new version 0.4.7 of RQuantLib reached CRAN and Debian. Following up on the recent 0.4.6 release post which contained a dual call for help: RQuantLib was (is...

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Is Santa Claus predictable?

December 11, 2018
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Is Santa Claus predictable?

Two years ago, we revealed something sensational: Santa Claus is a data scientist. The secret of his success does not lay in his hundred years of experience as a...

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Day 11 – little helper trim

December 11, 2018
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Day 11 – little helper trim

This little helper removes leading and trailing whitespaces from a string. With R version 3.5.1 trimws was introduced, which does the exact same thing. This just shows, it was...

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DB connected R application on open-source Shiny server, part 1

December 11, 2018
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DB connected R application on open-source Shiny server, part 1

As a follow-up of my previous study of Australian politicians on Twitter I’ve decided to build a more sophisticated, autonomous solution. The idea at glance: Collect regularly tweets from...

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Quality Surrogate Variable Analysis

December 10, 2018
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Quality Surrogate Variable Analysis

By Amy Peterson Studying genetic differential expression using postmortem human brain tissue requires an understanding of the effect brain tissue degradation has on genetic expression. Particularly when brain tissue degradation...

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New stuff in BCEA

December 10, 2018
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After my talks in Barcelona, I have started thinking about potential improvements or changes, mostly to do in BCEA — I got some nice comments from quite a few...

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Generating reasonable starting trees for complex phylogenetic analyses

Generating reasonable starting trees for complex phylogenetic analyses

I never really thought I would write an R package. I use R pretty casually. Then, this year, I was invited to participate during the last week of the...

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Enter the #DataFramedChallenge for a chance to be on an upcoming podcast segment.

December 10, 2018
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Enter the #DataFramedChallenge for a chance to be on an upcoming podcast segment.

We’ll be back with Season 2 early in 2019 and to keep you thinking, curious and data focused in between seasons, we’re having a DataFramed challenge. The winner will...

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Reflections on the 10th anniversary of the Revolutions blog

December 10, 2018
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On December 9 2008, very nearly ten years ago, the first post on Revolutions was published. Way back then, this blog was part of a young startup called Revolution...

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5½ Reasons to Ditch Spreadsheets for Data Science: Code is Poetry

December 10, 2018
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5½ Reasons to Ditch Spreadsheets for Data Science: Code is Poetry

The post 5½ Reasons to Ditch Spreadsheets for Data Science: Code is Poetry appeared first on The Lucid Manager. When I studied civil engineering some decades ago, we solved all...

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