R Solution for Excel Puzzles

October 21, 2024 | Numbers around us

Puzzles no. 564–568PuzzlesAuthor: ExcelBIAll files (xlsx with puzzle and R with solution) for each and every puzzle are available on my Github. Enjoy.Puzzle #564Have you ever thought about sorting only part of given data, not even changing position whe...
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Visualizing Variance with Sankey diagrams/Riverplots using R: An Illustration with Longitudinal Multi-level Modeling workshop

October 21, 2024 | Dariia Mykhailyshyna

Join our workshop on Visualizing Variance with Sankey diagrams/Riverplots using R: An Illustration with Longitudinal Multi-level Modeling, which is a part of our workshops for Ukraine series!  Here’s some more info:  Title: Visualizing Variance with Sankey diagrams/Riverplots using R: An Illustration with Longitudinal Multi-level Modeling Date: Thursday, ... [Read more...]

Understanding Difference-in-Differences: Basics and Beyond with Applications in R workshop

October 21, 2024 | Dariia Mykhailyshyna

Join our workshop on Understanding Difference-in-Differences: Basics and Beyond with Applications in R, which is a part of our workshops for Ukraine series!  Here’s some more info:  Title:  Understanding Difference-in-Differences: Basics and Beyond with Applications in R Date: Thursday, November 21st, 18:00 – 20:00 CET (Rome, Berlin, Paris timezone) Speaker: Tobias Eibinger ... [Read more...]

A Guide to Validating R (Shiny) Applications in Pharma

October 21, 2024 | Gift Kenneth

Validating R Shiny applications is critical in the pharmaceutical industry, where data integrity, compliance, and patient safety are essential. Building on our post on R package validation, Shiny apps introduce unique challenges due to their interactive nature and real-time data processing compared to packages. To meet FDA (US), EMA (EU), ...
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Day 0: So it begins

October 20, 2024 | R on OSM

Over the next 30 days or so, we’ll be conducting a test of the emergency backtesting system. The test will attempt to go through all the steps one might usually follow to analyze, build, test, and then deploy an investment strategy. Now this probably won’t be a strategy that ...
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Kill all R sessions

October 20, 2024 | Teoten

When working in R, there are times when managing multiple R sessions becomes essential. For instance, if you are updating packages, troubleshooting conflicts, or managing system resources, it may be necessary to terminate all the sessions, or to k... [Read more...]

Sentiment Analysis in R

October 20, 2024 | Ponne, Bruno

In this lesson on sentiment analysis in R, you will learn how to perform sentiment analysis using the sentimentr package. To demonstrate the use of the package, you will compare the sentiment in the speeches of Adolf Hitler and Franklin Roosevelt abo...
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The m=√p rule for random forests

October 19, 2024 | arthur charpentier

A couple of days ago, in our lab session, we discussed random forrests, and, since it was based on the example in ISLR, we had a quick discussion about the random choice of features, and the “” rule Interestingly, on that one, we can play a bit, and try all choices, ...
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Getting Started with R

October 18, 2024 | sarika

R is a versatile, high-level programming language widely supported across all major operating systems. You can run R on your using the following two methods: Run R online Install R on your computer In this tutorial, you will learn bo... [Read more...]
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