June 2021

Using R to build predictions for UEFA Euro 2020

June 15, 2021 | Antoine Rebecq

Last friday, Euro 2020, one of the biggest events in International soccer, was kicked off by the inaugural match between Italy and Turkey (Italy won it 3-0). Euros (short for European Championships) are usually held every 4 years, but because of he-who-must-not-be-named, last year’s edition was postponed to this summer, while ...

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Extract text from pdf in R and word Detection

June 15, 2021 | finnstats

Extract text from pdf in R, first we need to install pdftools package from cran. Let’s install the pdftools package from cran. install.packages("pdftools") Load... The post Extract text from pdf in R and word Detection appeared first on finnstats. [Read more...]

grafify: Make great-looking ggplot2 graphs quickly with R

June 14, 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 grafify Video TutorialFor those that prefer Fu...

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Debunking the Myths of R vs. Python

June 14, 2021 | RStudio | Open source & professional software for data science teams on RStudio

Data science teams sometimes believe that they must standardize on R or Python for efficiency, at the cost of forcing individual data scientists to give up their preferred, most productive language. RStudio’s professional products provide the best single home for R and Python data science, so teams can optimize ...

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Server-side MathJax rendering with R?

June 14, 2021 | Maëlle's R blog on Maëlle Salmon's personal website

Whilst I most certainly do not write LaTeX formulas on the regular anymore, I got curious about their MathJax rendering on websites.1 In brief : your website source contains LaTeX code, and the MathJax JS library (self-hosted or hosted on a CDN) transf... [Read more...]

Estimating a risk difference (and confidence intervals) using logistic regression

June 14, 2021 | Keith Goldfeld

The odds ratio (OR) – the effect size parameter estimated in logistic regression – is notoriously difficult to interpret. It is a ratio of two quantities (odds, under different conditions) that are themselves ratios of probabilities. I think it is ...

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Four (4) Different Ways to Calculate DCF Based ‘Equity Cash Flow (ECF)’ – Part 1 of 4

June 14, 2021 | 123blee

Over the next several days, I will present 4 different methods of correctly calculating Equity Cash Flow (ECF) using R. The valuation technique of discounted cash flow (DCF) estimates equity value (E) as the present value of forecasted ECF. The appropriate discount rate for this flow definition is the cost of ...

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New R textbook for machine learning

June 14, 2021 | William Claster

Mathematics and Programming for Machine Learning with R -Chapter 2 Logic Have a look at the FREE attached pdf of Chapter 2 on Logic and R from my recently published textbook, Mathematics and Programming for Machine Learning with R: From the Ground Up, by William B. Claster (Author) ~430 pages, over 400 exercises.Mathematics ... [Read more...]

Reading Data From Excel Files (xls,xlsx,csv) into R-Quick Guide

June 14, 2021 | finnstats

Reading Data From Excel Files into R, so many people still saving their dataset in R but sometimes coming to data analysis facing lots... The post Reading Data From Excel Files (xls,xlsx,csv) into R-Quick Guide appeared first on finnstats. [Read more...]

Shiny Apps with Docker Compose, Part 1: Development

June 14, 2021 | Peter Solymos

Use Docker Compose to simplify Shiny app deployment and reach dev/prod parity. Part 1 looks at local development.

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Analyzing Remote Work in European Countries

June 13, 2021 | R | TypeThePipe

1. Data downloading As we always do, we are going to connect and download the desired data. In this case, our data source is the Eurostat. We download and read the data file. library(tidyverse) download.file("https://ec.europa.eu/eurostat/api/dissemination/sdmx/2.1/data/LFSA_EHOMP/?format=SDMX-CSV&compressed=...

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Hierarchical forecasting of hospital admissions- ML approach (modeltime package)

June 13, 2021 | R on notast

1 Intro 2 Cross validation Metrics 3. Pre-processing 3.1 Base recipe 3.2 Spline recipe 3.3 Prophet boost recipe 4 Modelling 4.1 GLM 4.2 MARS 4.3 RF 4.4 XGB 4.5 Prophet boost 5. Evaluation Conclusion 1 Intro The aim of this series of blog...

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Hull-White 1-factor model using R code

June 13, 2021 | sang-heon lee

This post explains how to simulate short rates, discount factors, future spot rates, and so on using the Hull-White 1 factor model with given calibrated parameters. We summarize important model blocks using previous post for clear understanding and finally implement them sequentially for simulation using R code. Hull-White 1-factor model using ...

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Coupon Bearing Bond Pricing using R code

June 13, 2021 | sang-heon lee

This post explains how to calculate the price of some complicated coupon bearing bond using R code. Pricing of Coupon Bond using R code There are pricing formula for coupon bond as well as discount bond which are used among practioners under the market convention. Bond Pricing Formula Discount Bond \[\...

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Principal components and penguins by @ellis2013nz

June 13, 2021 | free range statistics - R

A short post today to get me back in the swing of it, after a four month break - my longest since starting the blog. But a short post with a warning - this is something that nearly caught me out and has potentially catastrophic but silent (ie unnoticed... [Read more...]

R Plot pch Symbols: Different point shapes in R

June 13, 2021 | finnstats

R plot pch symbols, In this tutorial we are going to describe different pch values in R. The plotting argument used to specify point shapes is pch. Let’s install... The post R Plot pch Symbols: Different point shapes in R appeared first on finnstats.

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Capitalization of Names using R code

June 12, 2021 | sang-heon lee

This post shows simple R trick for capitalization of names, which may have some delimiter. Problem Problem is to apply capitalization to names separated by punctuation mark ("."). For example, "BABACAR.THIOMBANE" is to converted to "Babacar.Thiombane" as follows. 1234567891011--------------------------------------------------- name(input) output--------------------------------------------------- BABACAR.THIOMBANE Babacar.Thiombane DAMEN.THACKER Damen.... [Read more...]

QQ-plots in R: Quantile-Quantile Plots-Quick Start Guide

June 12, 2021 | finnstats

QQ-plots in R, first need to understand the Q-Q plot. The Q-Q plot is a graphical tool to help us examine if a set... The post QQ-plots in R: Quantile-Quantile Plots-Quick Start Guide appeared first on finnstats.

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progressr 0.8.0: RStudio’s progress bar, Shiny progress updates, and absolute progress

June 11, 2021 | JottR on R

progressr 0.8.0 is on CRAN. It comes with some new features: A new ‘rstudio’ handler that reports on progress via the RStudio job interface in RStudio withProgressShiny() now updates the detail part, instead of the message part In ad...

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How to set up a working HTTPS encryption with netlify, blogdown, and rbind.io

June 11, 2021 | R-post | Cosima Meyer

If you host a website, it is worth considering using the secure HTTPS encryption instead of HTTP (also in light of the GDPR).1 As someone who is less experienced in setting this up, this can be challenging, particularly if you use a domain that you d... [Read more...]

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R-bloggers

R news and tutorials contributed by hundreds of R bloggers

June 2021

Using R to build predictions for UEFA Euro 2020

Extract text from pdf in R and word Detection

grafify: Make great-looking ggplot2 graphs quickly with R

Debunking the Myths of R vs. Python

Server-side MathJax rendering with R?

Estimating a risk difference (and confidence intervals) using logistic regression

Four (4) Different Ways to Calculate DCF Based ‘Equity Cash Flow (ECF)’ – Part 1 of 4

New R textbook for machine learning

Reading Data From Excel Files (xls,xlsx,csv) into R-Quick Guide

Shiny Apps with Docker Compose, Part 1: Development

Analyzing Remote Work in European Countries

Hierarchical forecasting of hospital admissions- ML approach (modeltime package)

Hull-White 1-factor model using R code

Coupon Bearing Bond Pricing using R code

Principal components and penguins by @ellis2013nz

R Plot pch Symbols: Different point shapes in R

Capitalization of Names using R code

QQ-plots in R: Quantile-Quantile Plots-Quick Start Guide

progressr 0.8.0: RStudio’s progress bar, Shiny progress updates, and absolute progress

How to set up a working HTTPS encryption with netlify, blogdown, and rbind.io

June 2021

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