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R-bloggers

R news and tutorials contributed by hundreds of R bloggers

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Change is good, so don’t change my change

R-bloggers ·

2025/10/23

One of my former insurance colleagues once said, "When a company makes a change, it's probably not going to benefit you." Assuming the above photo is legitimate, and of course no... Continue reading: Change is good, so don’t change my change

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Orchestrating Polyglot, Reproducible Data Science...

R-bloggers ·

2025/10/23

TL;DR: {rixpress} lets you build multi-language data pipelines (R, Python, Julia) where each step runs in its own reproducible environment. Uses Nix under the hood. Now on CRAN, and there’s even a Python port on PyPI! {rixpress} is now on ... Continue reading: Orchestrating Polyglot, Reproducible Data Science with Nix and {rixpress}

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Be Mindful of the Time

R-bloggers ·

2025/10/23

The following diagram illustrates the 5-state, absorbing Markov chain framework used to model the progression of patients through various health states as they undergo treatment for asthma. The states are defined as follows: STW= successfully tr... Continue reading: Be Mindful of the Time

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The use of SAT/ACT for college admissions

R-bloggers ·

2025/10/22

I have been working on a presentation regarding college readiness and the use of SAT/ACT for college admissions as part of the Diagnostic Assessment and Achievement of College Skills. I wanted to see how the use of these high-stakes assessments h... Continue reading: The use of SAT/ACT for college admissions

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Go for Launch! Packages Shipped to the R-Multiverse

R-bloggers ·

2025/10/22

Read it in: Español.Read it in: Français. Will Landau recently introduced the R-multiverse, a new way to publish R packages, during an rOpenSci community call.1 After that event, a coworking session allowed even more discussion between Will, his R-mul... Continue reading: Go for Launch! Packages Shipped to the R-Multiverse

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Rfuzzycoco released on CRAN

R-bloggers ·

2025/10/20

My Rfuzzycoco package just hit the CRAN: https://cran.r-project.org/web/packages/Rfuzzycoco/index.html !! Publishing to CRAN is a rigorous process, and it was particularly challenging as this package includes custom C++ code. I documented the pr... Continue reading: Rfuzzycoco released on CRAN

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Compositional modeling of plant communities with...

R-bloggers ·

2025/10/20

Compositional data, where observations represent proportions that sum to a constant, are ubiquitous in ecology, yet many analysts fall back on problematic approaches like separate binomial models, beta regression on ratios, or worse, standard linear regression on raw proportions. These methods ignore the fundamental constraint that proportions must sum to ...Continue reading: Compositional modeling of plant communities with Dirichlet regression

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gssrdoc Updates

R-bloggers ·

2025/10/19

Regular readers know that I maintain gssr and gssrdoc, two packages for R. The former makes the General Social Survey’s annual, cumulative and panel datasets available in a way that’s easy to use in R. The latter makes the survey’s codebook available in R’s integrated help ... Continue reading: gssrdoc Updates

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D3po 1.0.0 is here!

R-bloggers ·

2025/10/18

If this post is useful to you I kindly ask a minimal donation on Buy Me a Coffee. It shall be used to continue my Open Source efforts. You can send me questions for the blog using this form and subscribe to receive an email when there is a new ... Continue reading: D3po 1.0.0 is here!

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Inequality and homicide, within-country and between...

R-bloggers ·

2025/10/17

So this is a blog post about making and finding an error in modelling strategy, in an apparently simple situation. I saw this post (toot?) on Mastodon from Daniel Lakens mentioning in passing that “On the other hand, the homicide rate across the world... Continue reading: Inequality and homicide, within-country and between country by @ellis2013nz

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Tutorial for Developing an Advanced Stock Dashboard...

R-bloggers ·

2025/10/17

This tutorial breaks down the development of an R Shiny application titled S&P 500 Monitoring Dashboard for the 2025 Posit Table Dashboard. This app effectively combines interactive financial data visualization (plotly), beautiful data tables (gt, gtExtras), web scraping (rvest), and external API integration (riingo, ellmer/Gemini AI) within a custom, sleek ... Continue reading: Tutorial for Developing an Advanced Stock Dashboard for the S&P 500 for the 2025 Posit Table Contest

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What’s new for Python in 2025?

R-bloggers ·

2025/10/16

Python 3.14 was released on 7th October 2025. Here we summarise some of the more interesting changes and some trends in Python development and data-science over the past year. We will highlight the following: the colourful Python command-line interface; project-management tool uv; free-threading; and a brief summary of other developments. The Python 3.14 ... Continue reading: What’s new for Python in 2025?

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Building and Customising Statistical Models with Stan...

R-bloggers ·

2025/10/16

Join our workshop on Building and Customising Statistical Models with Stan and R: An Introduction to Bayesian Inference, which is a part of our workshops for Ukraine series! Here’s some more info: Title: Building and Customising Statistical Models with Stan and R: An Introduction to Bayesian Inference Date: Thursday, ... Continue reading: Building and Customising Statistical Models with Stan and R: An Introduction to Bayesian Inference workshop

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Two New Preprints on Multilevel Hidden Markov Models

R-bloggers ·

2025/10/16

Hidden Markov models (HMMs) are powerful models to capture the complex behaviours of psychological processes that switch between different latent states. Examples include manic and depressive states in bipolar disorder, recovery and relapse states as s... Continue reading: Two New Preprints on Multilevel Hidden Markov Models

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Tutorial Paper on Movement Tracking of Psychological...

R-bloggers ·

2025/10/16

Movement tracking is a novel process-tracing method that promises unique access to the temporal dynamics of psychological processes. The method involves high-resolution tracking of a hand or handheld device (e.g., a computer mouse) while it is used to ... Continue reading: Tutorial Paper on Movement Tracking of Psychological Processes Using *mousestrap*

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cpp4r is now on CRAN!

R-bloggers ·

2025/10/16

If this post is useful to you I kindly ask a minimal donation on Buy Me a Coffee. It shall be used to continue my Open Source efforts. The full explanation is here: A Personal Message from an Open Source Contributor. You can send me questions for... Continue reading: cpp4r is now on CRAN!

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A Personal Message from an Open Source Contributor

R-bloggers ·

2025/10/16

Dear fellow developers and data scientists: If everyone reading this gave just the price of a coffee, I could focus fully on open source work for our community. But not everyone can or will contribute, and that’s okay. For years, I’ve built and m... Continue reading: A Personal Message from an Open Source Contributor

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Cycles in Lynx Numbers

R-bloggers ·

2025/10/16

The paper The Ten-Year Cycle in Numbers of the Lynx in Canada by Charles Elton and Mary Nicholson is a foundational work in population ecology and wildlife dynamics. They documented the regular, roughly ten-year population cycle of the Canadian Lynx (Lynx canadensis), observed in fur trade records from the Hudson’... Continue reading: Cycles in Lynx Numbers

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Futures: Interrupts, Crashes, and Retries

R-bloggers ·

2025/10/16

The future package celebrates ten years on CRAN as of June 19, 2025. I got a bit stalled over the holidays and while attending the fantastic useR! 2025 conference, but, as promised, here is the fourth in a series of blog posts highlighting recent... Continue reading: Futures: Interrupts, Crashes, and Retries

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Part2 of More data ( 150 files) on T. Moudiki’s...

R-bloggers ·

2025/10/16

This post contains a riddle/puzzle related to T. Moudiki's situation, including files and code snippets in R, Python, and bash. The ZIP file with a lot of details is available for download. An update with hints is provided. Continue reading: Part2 of More data (> 150 files) on T. Moudiki’s situation: a riddle/puzzle (including R, Python, bash interfaces to the game — but everyone can play)

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1,317 results