How to Perform Dunnett’s Test in R

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Dunnett’s test in R, After the ANOVA test has been completed … Read more

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Win a free training course for you and your colleagues !

We are launching a competition to celebrate the Enterprise Applications of the R Language Conference taking place from the 6-10th of September 2021. You have the chance to win a 2-day training course for you and up to 9 other attendees from your company. The winner can select either ‘Intro the R for analytics’ or … Read more

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Comparing SQLite, DuckDB and Arrow with UN Trade Data

[This article was first published on Pachá, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. This is not a competition, is just to show how to use the … Read more

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How to Host Shiny Apps on Heroku: a Review

[This article was first published on R – Hosting Data Apps, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Any app at any scale: use one of the … Read more

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EARL Online 2021: Dr Branka Subotić, keynote speaker

The opening keynote at the Enterprise Applications of the R Language Conference presentation day will be Dr Branka Subotić. Branka has over 15 years of experience in the aviation industry and she has worked for NATS for 12+ years. Branka will be joining Jacqueline Nolis as our second keynote speaker at EARL. The presentation day … Read more

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Random Effects in Linear Models

The Question My project question is “How does the number of field goal attempts affect the field goal percentage?” During the timeouts of NBA games, we can always hear the coach shouting at the players, “Keep shooting!” It’s believed by most NBA professionals that one can finally find his rhythm if he keeps shooting the … Read more

Introducing Iterative (Nested) Forecasting with Modeltime

[This article was first published on business-science.io, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Iteratively forecast with tidyverse nested modeling Why is nested forecasting important? For starters, … Read more

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A lightweight data validation ecosystem with R, GitHub, and Slack

Data quality monitoring is an essential part of any data analysis or business intelligence workflow. As such, an increasing number of promising tools have emerged as part of the Modern Data Stack to offer better orchestration, testing, and reporting. Although I’m very excited about the developments in this space, I realize that emerging products may … Read more

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Usando el R-Universe

[This article was first published on Pachá, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. El R-Universe, creado por Jeroen Ooms, proporciona una forma muy sencilla de crear … Read more

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article extraction, doc2vec & health news coverage in online media

[This article was first published on Jason Timm, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Introduction This post demonstrates a simple procedure for extracting articles from online … Read more

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Using the R-Universe

[This article was first published on Pachá, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. The R-Universe, created by Jeroen Ooms, provides a very simple way to create … Read more

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July 2021: “Top 40” New CRAN Packages

[This article was first published on R Views, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. One hundred eighty-three new packages stuck to CRAN in July. Here are … Read more

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How to Remove Duplicates in R with Example

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. How to Remove Duplicates in R, when we are dealing with … Read more

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Mastering Git and GitHub: the hands-on workshop

[This article was first published on Mirai Solutions, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Learn the basis of version control via an hands-on 3-hours workshop using … Read more

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Appsilon Talks at the 2021 R/Medicine Conference: Focus on Automation

The 2021 R/Medicine Conference is already upon us! This week in August (24-27) will see a virtual gathering of the R community with a keen eye on medical data science. Damian Rodziewicz, President and Co-Founder of Appsilon, and Oriol Senan, R Shiny Developer and computational biology expert, will represent Appsilon at the conference with talks … Read more

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Calculate Geometric Mean in R

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Calculate Geometric Mean in R, Geometric mean is the nth root … Read more

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ggalt: Make a Lollipop Plot to Compare Categories in ggplot2

[This article was first published on business-science.io, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. A Lollipop Plot shows the relationship between categories using a dot and a … Read more

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Securing ShinyProxy with Caddy Server

[This article was first published on R – Hosting Data Apps, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. In a previous post, I explained how to add … Read more

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Cheatsheet Updates

[This article was first published on RStudio Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Hello! This summer I worked as one of the education interns, working … Read more

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Monte Carlo Cost Estimates: Engineers Throwing Dice

The probabilistic approach in the table above is an acceptable way to assign uncertainties and risks, but it does not give us any insight into how likely this estimate will eventuate. A Monte Carlo Simulation can further refine the cost estimate by digging deeper into the uncertainty. Monte Carlo simulations are a class of methods … Read more

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matrixStats: Consistent Support for Name Attributes via GSoC Project

[This article was first published on JottR on R, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Author: Angelina Panagopoulou, GSoC student developer, undergraduate in the Department of … Read more

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Test For Randomness in R-How to check Dataset Randomness

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Test For Randomness in R, How to check dataset randomness? Assume … Read more

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Installing an R Build Environment on Solaris

[This article was first published on shikokuchuo{net}, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. sha256 1 6019ae519a7e66506bedd541440c2eb115163b6e0ea4c2b77538bfd64639b669 Shikokuchuo Setup The R-hub solarischeck repository, provides a full set … Read more

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{emayili}: Rudimentary Email Address Validation

[This article was first published on R | datawookie, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. A recent issue on the {emayili} GitHub repository prompted me to … Read more

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New Workshops Series Kick-off

[This article was first published on Mirai Solutions, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. We are happy to announce our third series of workshops, to take … Read more

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The “Youth Bulge” of Afghanistan: The Hidden Force behind Political Instability

In view of the current dramatic events in Afghanistan many wonder why the extensive international efforts to bring some stability to the country have failed so miserably. In this post, we will present and analytically examine a fascinating theory that seems to be able to explain political (in-)stability almost mono-causally, so read on! The theory … Read more

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Feature Subsampling For Random Forest Regression

TLDR: The number of subsampled features is a main source of randomness and an important parameter in random forests. Mind the different default values across implementations. Randomness in Random Forests Random forests are very popular machine learning models. They are build from easily understandable and well visualizable decision trees and give usually good predictive performance … Read more

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Data science workflows with the Targets package in R : End-to-end example with code

Walk-through Example In our example we will be using the popular Titanic data set. While the workflow can be as granular and complex as the user’s work requires, for the purpose illustrating the utility of Targets, we will keep it simplistic and standard. Our workflow includes: A. Loading the dataB. Pre-processing of the dataC. EDA … Read more

R/Medicine Conference 2021 Sponsored By Appsilon

By presenting the latest advances in statistical modeling and reproducible data processing with direct application in clinical and medical practice, the R/Medicine conference is at the forefront of the digital transformation in the medical and pharmaceutical industry. Its laser-sharp focus on the R framework and ecosystem has naturally caught our attention at Appsilon. With some … Read more

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Reinforcement Learning With TicTacJoe: A Simple Brain Coded Explicitly in R

Reinforcement Learning: Introduction Reinforcement Learning is a scheme of training machine learning models in which a certain agent’s actions in an environment (typically in the form of moves in a game played by the agent) are adjusted over time. Adjustments are made by reinforcing those which lead to a good outcome (reward for winning), possibly … Read more

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NBA Analytics Tutorial – Part 1: Using R to Analyze the Chicago Bulls’ Last Dance

Reading Time: 18 minutes It’s time for basketball analytics, folks, with a focus on the NBA! This tutorial is for beginners and intermediate sports analytics enthusiasts. I will show you how to extract and prepare NBA data, create basic plots, and run two clustering algorithms. It’s been a while since my first tutorial. Raising a … Read more

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Plot Differences in Two Measurements-Bland-Altman Plot in R

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Plot Differences in Measurements, the discrepancies in measurements between two different … Read more

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Machine Learning Strategy (Part 3)

[This article was first published on Philipp Probst, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. In this third and last blog post about machine learning strategy I … Read more

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Olympics, Reaction Times, Volleyball, and a New Version of SwimmeR

There’s a new version of SwimmeR available, 0.12.0, which includes capabilities for parsing swimming results from the 2020 Tokyo Olympics. Naturally I’m going to use it to investigate the theory I have about volleyball. To play along at home you’ll need a version of SwimmeR that’s at least 0.12.0, so go ahead and grab that … Read more

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When Yahoo Finance doesn’t have de-listed tickers needed

[This article was first published on R on Redwall Analytics, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Click to see R set-up code # Libraries if(!require(“pacman”)) { … Read more

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Still using the average?

One of the most straightforward methods of assessing robustness is to compare the so-called standard error (SE) for various estimators. The SE is a measure of how much an estimator varies across random samples from our population. If our estimator varies wildly from sample to sample, it has a high standard error. On the other … Read more

Log Rank Test in R-Survival Curve Comparison

[This article was first published on Methods – finnstats, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Log Rank Test in R, the most frequent technique to compare … Read more

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RTutor: Exploring Economic Impacts of COVID-19

[This article was first published on Economics and R – R posts, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. ShareTweet An earlier post described the impressive collection … Read more

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Announcing bookdown v0.23

[This article was first published on RStudio Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. Happy summer from the R Markdown family! We are proud to share … Read more

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Text mining Star Trek dialogue and classifying characters using machine learning

Introduction In this article, the Star Trek voice commands data set from the #TidyTuesday project is used to investigate character diction using text mining, and train a machine learning model to distinguish between people and computers in the data set. The techniques used in this article are taken from the following textbooks, both of which … Read more

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Text processing and stemming for classification tasks in master data management context

[This article was first published on R-posts.com, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. author: “Genrikh Ananiev”Problem descriptionUnder business conditions, narrowly specialized tasks often come across, which … Read more

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Four (4) Different Ways to Calculate DCF Based ‘Equity Cash Flow (ECF)’ – Part 4 of 4

[This article was first published on R-posts.com, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. This represents Part 4 of a 4-part series relative to the calculation of Equity Cash Flow (ECF) using R.  If you … Read more

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Four (4) Different Ways to Calculate DCF Based ‘Equity Cash Flow (ECF)’ –  Part 3 of 4

[This article was first published on R-posts.com, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your content on R-bloggers? click here if you have a blog, or here if you don’t. This represents Part 3 of a 4-part series relative to the calculation of Equity Cash Flow (ECF) using R.  If you … Read more

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