R bloggers

COVID-19 Data and Prediction for Michigan

March 26, 2020
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COVID-19 Data and Prediction for Michigan

Every country is facing a global pandemic caused by COVID19 and it’s quite scary for everyone. Unlike any other pandemic we faced before, COVID19 is providing plenty of quality data in near real time. Making this available for general public has helped citizen data scientists to share their reports, forecast trends and building real-time dashboards.... Continue Reading →

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Online R trainings: Learning data science – live and interactive

March 26, 2020
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Online R trainings: Learning data science – live and interactive

If concerts and theatre performances are cancelled, fitness studios are closed and offices are moved home because of the Corona danger, you don’t have to quit „live events“ completely. Living room concerts, online yoga and dance classes or home office opportunities – these offers already exist and we also bring our courses to the internet. 

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Quick Intro to Reproducible Example in R with reprex

March 26, 2020
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This video quickly introduces you to an amazing R package called reprex that helps in generating Reproducible Example which could be useful in a lot of places like Github issues, Stack Overflow Question and Answers, R-dev mailing list or simply to s...

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Tuning random forest hyperparameters with #TidyTuesday trees data

March 25, 2020
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Tuning random forest hyperparameters with #TidyTuesday trees data

I’ve been publishing screencasts demonstrating how to use the tidymodels framework, from first steps in modeling to how to tune more complex models. Today, I’m using a #TidyTuesday dataset from earlier this year on trees around San Francisco to show how to tune the hyperparameters of a random forest model and then use the final best model. ...

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Probability and Bayesian modeling [book review]

March 25, 2020
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Probability and Bayesian modeling [book review]

Probability and Bayesian modeling is a textbook by Jim Albert and Jingchen Hu that CRC Press sent me for review in CHANCE. (The book is also freely available in bookdown format.) The level of the textbook is definitely most introductory as it dedicates its first half on probability concepts (with no measure theory involved), meaning

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Beacons of Light…

March 25, 2020
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Earlier today, DataIQ unveiled its list of the 100 most influential people in data-driven business, the DataIQ 100, and I’m... The post Beacons of Light… appeared first on Mango Solutions.

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Data Science Courses for Economists and Epidemiologists using RTutor

March 25, 2020
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Data Science Courses for Economists and Epidemiologists using RTutor

Were there no Corona virus pandemic, German Universities would regularly start the summer semester in around a month (soon after Eastern). Now, it seems likely that courses will be offered digitally and students must learn from home. If you have a cou...

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How to Connect RStudio with Git (Github)

March 24, 2020
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This video explains how to connect your RStudio with Git (Github) for a better R Programming / Software Development Workflow. It could be as big as updating a package file or as simple as managing a simple repo. This video also shows how can you clo...

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baRcodeR now on rOpenSci + online barcode PDF generation

March 24, 2020
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baRcodeR now on rOpenSci + online barcode PDF generation

Some major changes have occurred to baRcodeR since the last post on version 0.1.2 to ease the process of making printable labels like below. As of baRcodeR 0.1.5: After extremely helpful reviews, baRcodeR was accepted as part of the rOpenSci project....

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Shiny apps with math exercises

Shiny apps with math exercises

It is often very useful to practise mathematics by automatically generated exercises. One approach is multiple choice quizzes (MCQ), but it turns out to be fairly difficult to generate authentic wrong answers. Instead, we want the user to input the answer and be able to parse the answer and check whether this is the correct answer. There are many fun challenges in this, e.g. to...

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