May 2021

How to find dataset differences in R Quickly Compare Datasets

May 25, 2021 | finnstats

How to find dataset differences in R? When the pieces of information are changing between datasets it’s a difficult task to identify the same. Daff package helps us to identify the differences and visualize them in a beautiful way. The post How to find dataset differences in R Quickly ...

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Webinar – Data Science in Production

May 25, 2021 | eoda GmbH

The Way to a Centralized Infrastructure Online | June 16, 2021 | 4-6 pm CEST | Register now for free In order to exploit the full potential of data science, a proper IT infrastructure is required which meets the high demands for agility, performance and maintenance. Even more: The right infrastructure promotes collaboration and company-wide ...

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Replace fitPlot() with ggplot

May 24, 2021 | fishR Blog

Introduction We are deprecating fitPlot() from the next version of FSA (v0.9.0). It will likely be removed at the end of the year 2001. We are taking this action to make FSA more focused on fisheries applications and to eliminate “black box... [Read more...]

gghalves: Make Half Boxplot | Half Dotplot Visualizations with ggplot2

May 24, 2021 | Business Science

This article is part of R-Tips Weekly, a weekly video tutorial that shows you step-by-step how to do common R coding tasks. Here are the links to get set up. ? Get the Code YouTube Tutorial What is gghalves? gghalves is a new R package...

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Centralizing your Analytics Infrastructure with eoda and Covestro

May 24, 2021 | RStudio | Open source & professional software for data science teams on RStudio

Guten Tag! On June 16th, we’ll be teaming up with eoda and Covestro to discuss—in German—how they put their data science into production by developing a unified infrastructure. In addition to learning about Covestro’s success, participants will also r...

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Changes in Apple Health Export

May 24, 2021 | R on Can I Blog Too

Resting Heart Rate How does the Apple Watch measure resting heart rate? VO2 Max What Happened to My Million Rows of Data? How Do We Know What the Health Measures Actually Measure? Appendix: Some of the R Code Used to Make This Post R Code for the ggplot2 Figures Removing ...

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The new R pipe

May 24, 2021 | Code R

R 4.1.0 is out! And if version 4.0.0 made history with the revolutionary change of stringAsFactors = FALSE, the big splashing news in this next version is the implementation of a native pipe. The new pipe The “pipe” is one of the most distinctive qualities of tidyverse/dplyr code. I’m sure you’... [Read more...]

April 2021: “Top 40” New CRAN Packages

May 24, 2021 | R Views

One hundred seventy-nine new packages made it to CRAN in April. Here are my “Top 40” picks in twelve categories: Computational Methods, Data, Genomics, Machine Learning, Mathematics, Medicine, Networks, Operations Research, Statistics, Time Series, Utilities, and Visualization. Computational Methods abess v0.1.0: Provides a toolkit for solving the best subset selection problem ...

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Everything You Always Wanted to Know About ANOVA*

May 24, 2021 | R on I Should Be Writing

What is ANOVA? ANOVAs in R Simultaneous Sum of Squares Adding Interactions Balanced vs. Unbalanced Data ANOVA Made Easy Other Types of Models GLMs (G)LMMs Concluding Remarks The goals of this post are to (1) examine what ANOVAs are and are not, (2) demonstrate what the various types of ANOVAs are, ... [Read more...]

Construction of SOFR Index from SOFR Rates

May 24, 2021 | sang-heon lee

This post replicates the construction process of the SOFR index from daily SOFR rates. Since this index is published in a daily basis officially, there is no need to make it. But in the process of pricing SOFR swaps and floating rate notes, this sort of calculation is needed. SOFR ...

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File Transfer Based Publishing for Shiny Apps

May 24, 2021 | Peter Solymos

The open-source Shiny Server is an easy way to self-host Shiny apps on a low-cost virtual machine. Set up the server yourself or use an existing image and deploy apps in seconds.

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Stringr in r 10 data manipulation Tips and Tricks

May 24, 2021 | finnstats

Stringr in r data manipulation Tips and Tricks, In this tutorial we are going to discuss useful functions and expressions in stringr package. Variety of functions available in stringr package but we are going cover only important functions in our day-to-day data analysis. The post Stringr in r 10 data manipulation ... [Read more...]

Little useless-useful R functions – Looping through variable names and generating plots

May 24, 2021 | tomaztsql

Facets in ggplot2 are great for showing multiple plots on a single canvas. Assuming this usually covers many scenarios, there might be a case that you would want to save all the combinations of x and y variables in a…Read more ›

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Where are the industrial strength R compilers?

May 23, 2021 | Derek Jones

Why don’t compiler projects for the R language make it into production use? The few that have been written have remained individual experimental products, e.g., RLLVMCompile. Most popular languages attract many compiler implementations. I’m not saying that any of these implementations have more than a handful of ... [Read more...]

Where are the industrial strength R compilers?

May 23, 2021 | Derek Jones

Sometimes more data can hurt!

May 22, 2021 | R on Just be-cause

Photo by Ben White on Unsplash So here’s a mind blower: In some cases having more samples can actually reduce model performance. Don’t believe it? Neither did I! Read on to see how I demonstrate that phenomenon using a simulation study. Some cont...

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A {swiftr} Brief Interlude While Awaiting {cdcfluview} CRAN Checks

May 22, 2021 | hrbrmstr

My {cdcfluview} package started tossing erros on CRAN just over a week ago when the CDC added an extra parameter to one of the hidden API endpoints that the package wraps. After a fairly hectic set of days since said NOTE came, I had time this morning to poke at ...

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Markowitz v.s. Michaud Portfolio Optimization with R code

May 22, 2021 | sang-heon lee

This post shows how to perform asset allocation based on the Markowitz's mean-variance (MV) portfolio model which is the benchmark framework. This model is based on the diversification effect. Another alternative Michaud's Resampled Efficiency (RE) portfolio model is also discussed. These two models are implemented using a quadratic optimization R ...

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GSOC 2021: hyperSpec and ChemoSpec!

May 22, 2021 | Chemometrics and Spectroscopy Using R

I’m really happy to announce that this summer I’ll be a co-mentor on two Google Summer of Code spectroscopy projects: Once again, I’ll co-mentor with Claudia and Vilmantas to continue the work Erick started last summer on hyperSpec (see here for ... [Read more...]

Problem compiling RSQLite from source

May 22, 2021 | Roman Luštrik

When I tried to compile RSQLite from source on Fedora 34, I was awaited by this error message. Error installing package 'RSQLite': =================================== * installing to library ‘/.../renv/staging/1’ * installing *source* package ‘RSQLite’ ... ** package ‘RSQLite’ successfully unpacked and MD5 sums checked ** using staged installation ** libs g++ -m64 -std=gnu++11 -I"/usr/include/R" ... [Read more...]

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R-bloggers

R news and tutorials contributed by hundreds of R bloggers

May 2021

How to find dataset differences in R Quickly Compare Datasets

Webinar – Data Science in Production

Replace fitPlot() with ggplot

gghalves: Make Half Boxplot | Half Dotplot Visualizations with ggplot2

Centralizing your Analytics Infrastructure with eoda and Covestro

Changes in Apple Health Export

The new R pipe

April 2021: “Top 40” New CRAN Packages

Everything You Always Wanted to Know About ANOVA*

Construction of SOFR Index from SOFR Rates

File Transfer Based Publishing for Shiny Apps

Stringr in r 10 data manipulation Tips and Tricks

Little useless-useful R functions – Looping through variable names and generating plots

Where are the industrial strength R compilers?

Where are the industrial strength R compilers?

Sometimes more data can hurt!

A {swiftr} Brief Interlude While Awaiting {cdcfluview} CRAN Checks

Markowitz v.s. Michaud Portfolio Optimization with R code

GSOC 2021: hyperSpec and ChemoSpec!

Problem compiling RSQLite from source

May 2021

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