R bloggers

Introducing TidyDensity’s New Powerhouse: The convert_to_ts() Function

November 2, 2023 | Steven P. Sanderson II, MPH

Introduction If you’re an R enthusiast like me, you know that data manipulation is at the core of everything we do. The ability to transform your data swiftly and efficiently can make or break your data analysis projects. That’s why I’m thrilled... [Read more...]

Odds Are You’re Using Probabilities to Describe Event Outcomes

November 2, 2023 | rstats on Bryan Shalloway's Blog

When odds are helpful Ratio of odds (odds ratio) Communicating odds Appendix Ratios and fractions of events Many variables Other problems We grow up learning proportions, percentages, risks, probabilities. You encounter them when a teacher gives a grade on a test or a doctor describes the risk of an illness. ...

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Sluggish system or client code?

November 2, 2023 | The Jumping Rivers Blog

Over the course of several weeks, we worked to deploy a one-stop data science platform for data analysis and visualisation for one of our clients. This platform consisted of interconnected applica...

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OSM Guadeloupe trail relation

November 2, 2023 | Michael

Guadeloupe – CC-BY-SA by SnippyHolloW Day 2 of 30DayMapChallenge: « Lines » (previously). Using data from Openstreetmap we will map the GR G1 trail (fr) crossing Guadeloupe. We could use {osmdata} (see this post), but in this case it’s easier to just grab a GPX file from Waymarked Trail (see the link in ...

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Using ChatGPT for Exploratory Data Analysis with Python, R and prompting

November 2, 2023 | Dariia Mykhailyshyna

Join our workshop on Using ChatGPT for Exploratory Data Analysis with Python, R and prompting, which is a part of our workshops for Ukraine series! Here’s some more info: Title:Using ChatGPT for Exploratory Data Analysis with Python, R and prompting Date: Thursday, November 30th, 18:00 – 20:00 CET (Rome, Berlin, Paris ... [Read more...]

Fitting a Distribution to Data in R

November 1, 2023 | Steven P. Sanderson II, MPH

Introduction The gamma distribution is a continuous probability distribution that is often used to model waiting times or other positively skewed data. It is a two-parameter distribution, where the shape parameter controls the skewness of the di... [Read more...]

Calculating Number Needed to Treat/Harm (NNT/H) with Odds Ratio

November 1, 2023 | r on Everyday Is A School Day

We learned how to convert the pooled odds ratio from a random-effects model and subsequently calculate the number needed to treat (NNT) or harm (NNH). It’s important to understand that without knowing the event proportions in either the treatment or c...

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Lesser-known reasons to prefer apply() over for loops

November 1, 2023 | Hugo Gruson

The debate regarding the use of for loops versus the apply() function family (apply(), lapply(), vapply(), etc., along with their purrr counterparts: map(), map2(), map_lgl(), map_chr(), etc.), has been a longstanding one in the R community. Whi... [Read more...]

FAIR standards for the creation of research materials, with examples

November 1, 2023 | R on Pablo Bernabeu

Notwithstanding the need for speed in most scientific projects, what should be the minimum acceptable standards in the creation of research materials such as stimuli, custom software for data collection (e.g., experiment in jsPsych, OpenSesame or psychoPy), or scripts for statistical analysis? The answer to this question is contingent ... [Read more...]

Designed experiments with replicates: Principal components or Canonical Variates?

November 1, 2023 | R on The broken bridge between biologists and statisticians

A few days ago, a colleague of mine wanted to hear my opinion about what multivariate method would be the best for a randomised field experiment with replicates. We had a nice discussion and I thought that such a case-study might be generally intere...

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Kriging with metR

November 1, 2023 | Code R

Say you have data measured at different weather stations, which in Argentina might look something like this estaciones[data, on = c("nombre" = "station")] |__ ggplot(aes(lon, lat)) + geom_point(aes(color = t)) + geom_...

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Lynx from GBIF

November 1, 2023 | Michael

Lynx – CC-BY-NC-ND by Zweer de Bruin Day 1 of 30DayMapChallenge: « Points » (previously). Using data from GBIF to map species presence points. # Register an account on https://www.gbif.org # and save the credentials in ~/.Renviron...

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Understanding the Triangular Distribution and Its Application in R

October 31, 2023 | Steven P. Sanderson II, MPH

Introduction As an R programmer and enthusiast, I’m excited to delve into the fascinating world of probability distributions. One of the lesser-known but incredibly useful distributions is the Triangular Distribution, and today we’ll explore wha... [Read more...]

Combining Histogram and Density Plot

October 31, 2023 | R | Fahim Ahmad

Visualization is fundamental in gaining insights and understanding the data, yet selecting an appropriate visualization method can often pose a challenge. In this blog post, I explore combining a histogram (showing the frequency of values of the conti...

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Harnessing AI in R and Python – Gather data with ChatGPT

October 31, 2023 | Ponne, Bruno

AI in R and Python Greetings, humanists, social and data scientists! Welcome to this enlightening journey to extract historical data from the Web using AI! In this lesson, we delve into the innovative ways of harnessing the power of ChatGPT to ...

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Reading notes on Git in Practice by Mike McQuaid

October 31, 2023 | Maëlle's R blog on Maëlle Salmon's personal website

While preparing materials for teaching Git a few months ago, I re-read Suzan Baert’s excellent post about Git and GitHub, where she mentioned having read “Git in Practice” by Mike McQuaid. I added the book to my Momox alerts, where it... [Read more...]

Geocode address text strings using tidygeocoder

October 31, 2023 | Ilya Kashnitsky

Deriving coordinates from a string of text that represents a physical location on Earth is a common geo data processing task. A usual use case would be an address question in a survey. There is a way to automate queries to a special GIS service so th...

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R Quixote in Spain: Organizing Annual R Conference and Writing Book for Hispanic R Users

October 31, 2023 | R Consortium

The R Consortium recently had the opportunity to talk to Isidro Hidalgo Arellano and Gema Fernández-Avilés Calderón of the R Quixote user group in Spain. They discussed the R for... The post R Quixote in Spain: Organizing Annual R Conference and Writing Book for Hispanic R Users ...

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Remove Solar System

October 31, 2023 | Numbers around us

Excel BI’s Excel Challenge #315 — solved in RDefining the Puzzle:Unlike title suggests, today our task is not to manipulate planets, but to remove from our target texts all characters that are in the Solar System planets and Sun.Remove the English lett...

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Cypher and turn around- Atbash palindrome

October 31, 2023 | Numbers around us

Excel BI’s Excel Challenge #314 — solved in RDefining the Puzzle:This puzzle is searching Atbash Palindrome.ATBASH Palindrome — In ATBASH cipher, we replace a with z, b with y, c with x…..y with b, z with a.Find those texts which are palindrome after d...

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R-bloggers

R news and tutorials contributed by hundreds of R bloggers

R bloggers

Introducing TidyDensity’s New Powerhouse: The convert_to_ts() Function

Odds Are You’re Using Probabilities to Describe Event Outcomes

Sluggish system or client code?

OSM Guadeloupe trail relation

Using ChatGPT for Exploratory Data Analysis with Python, R and prompting

Fitting a Distribution to Data in R

Calculating Number Needed to Treat/Harm (NNT/H) with Odds Ratio

Lesser-known reasons to prefer apply() over for loops

FAIR standards for the creation of research materials, with examples

Designed experiments with replicates: Principal components or Canonical Variates?

Kriging with metR

Lynx from GBIF

Understanding the Triangular Distribution and Its Application in R

Combining Histogram and Density Plot

Harnessing AI in R and Python – Gather data with ChatGPT

Reading notes on Git in Practice by Mike McQuaid

Geocode address text strings using tidygeocoder

R Quixote in Spain: Organizing Annual R Conference and Writing Book for Hispanic R Users

Remove Solar System

Cypher and turn around- Atbash palindrome

R bloggers

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