R-bloggers - Part 45

Bagged Neural Networks: Will Bayrou’s Fell Affect the STOXX 600 Index?

September 9, 2025 | Selcuk Disci

The French government is planning to hold a confidence vote on Prime Minister François Bayrou’s fiscal plan. If a coalition of opposition parties votes against the government, as is widely expected, Bayrou will have to submit his resignation to French President Emmanuel Macron. This could cause a fall ...

[Read more...]

Transfer Learning using ahead::ridge2f on synthetic stocks returns Pt.2: synthetic data generation

September 8, 2025 | T. Moudiki

Synthetic data generation. [Read more...]

Transfer Learning using ahead::ridge2f on synthetic stocks returns

September 7, 2025 | T. Moudiki

I pretrain ahead::ridge2f on 1000 synthetic stock returns using Bayesian Optimization, and test its performance on real market data. [Read more...]

Creating and managing Canvas quizzes with R/exams and vvcanvas

September 7, 2025 | R/exams

Canvas quizzes can be created with exams2canvas in R/exams and then imported and managed in Canvas using the R package vvcanvas. Overview This tutorial illustrates how to use R/exams in combination with vvcanvas for c...

[Read more...]

Davey Johnson, former Mets manager, an early proponent of sabermetrics

September 7, 2025 | Jerry Tuttle

Davey Johnson, former baseball player and manager, recently passed away. He was notable in the math and data analysis world for being an early proponent of sabermetrics, the use of statistical analysis of baseball to...

[Read more...]

Installing RStudio and Positron on Manjaro Linux

September 6, 2025 | pacha.dev/blog

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...

[Read more...]

Building DNA Sequence Alignment With Needleman-Wunsch Algorithm From Scratch – A Note To My Self

September 6, 2025 | r on Everyday Is A School Day

Ever wondered how DNA alignment actually works under the hood? 🧬 We coded the Needleman-Wunsch algorithm from scratch, working through scoring matrices by hand with simple examples like “CAT” vs “CT” before testing on real E. c...

[Read more...]

Installing RStudio and Positron on Manjaro Linux

September 6, 2025 | https://pacha.dev/blog

Installers to keep track of the RStudio and Positron installation on Manjaro Linux.

[Read more...]

Speaking at posit::conf 2025

September 6, 2025 | tshafer.com

I’m going to be in-person at posit::conf 2025 in Atlanta, giving a talk about how fundamental R development practices have made model governance (which I’m defining as all the stuff that happens after initial deploy... [Read more...]

Some Papua New Guinea data doodles by @ellis2013nz

September 6, 2025 | free range statistics - R

I wrote a review last week of Struggle, reform, boom and bust: an economic history of Papua New Guinea since independence by Stephen Howes and others. The review was published in the Devpolicy Blog at The Australian National University’s Development Po...

[Read more...]

Ensemble Model for Gold Futures

September 5, 2025 | Selcuk Disci

Goldman Sachs stated that if the FED’s reputation suffers, and investors move only a small portion of their bond holdings into gold, the price of gold could rise to nearly $5,000 an ounce. But at least now, the ensemble model indicates that gold prices are in an overbought zone. Source ...

[Read more...]

Step-by-Step Guide to Use RSelenium with Firefox (Linux and Windows)

September 4, 2025 | pacha.dev/blog

Because of delays with my scholarship payment, 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 So... [Read more...]

Step-by-Step Guide to Use RSelenium with Firefox (Linux and Windows)

September 4, 2025 | https://pacha.dev/blog

Using RSelenium and Firefox to organize hundreds of HTML sections into one table. [Read more...]

Step-by-Step Guide to Use R and Selenium on Windows

September 3, 2025 | pacha.dev/blog

Because of delays with my scholarship payment, 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 So... [Read more...]

I’m supposed to present ‘Conformal Predictive Simulations for Univariate Time Series’ at COPA CONFERENCE 2025 in London…

September 3, 2025 | T. Moudiki

... but it's nearly impossible. Could anybody guess why? Hint in the links below.

[Read more...]

Step-by-Step Guide to Use R and Selenium on Windows

September 3, 2025 | https://pacha.dev/blog

Using R, selenium and purrr to organize hundreds of HTML sections into one table. [Read more...]

A Shiny app to run Grand Mean comparisons for Central Statistical Monitoring

September 2, 2025 | Home

Central Statistical Monitoring (CSM) is gaining widespread recognition for its contribution to improving data integrity and regulatory compliance in clinical trials. While the existing literature offers numerous approaches based on fundamental statist... [Read more...]

A Shiny app to run Grand Mean comparisons for Central Statistical Monitoring

September 2, 2025 | Home

Central Statistical Monitoring (CSM) is gaining widespread recognition for its contribution to improving data integrity and regulatory compliance in clinical trials. While the existing literature offers numerous approaches based on fundamental statist... [Read more...]

Effective and useful feature engineering workshop

September 2, 2025 | Dariia Mykhailyshyna

Join our workshop on Effective and useful feature engineering, which is a part of our workshops for Ukraine series! Here’s some more info: Title: Effective and useful feature engineering Date: Thursday, October 2nd, 18:00 – 20:00 CEST (Rome, Berlin, Paris timezone) Speaker: Emil Hvitfeldt is a software engineer at Posit and part ... [Read more...]

Sending plain text emails when communicating with CRAN

September 1, 2025 | pacha.dev/blog

Because of delays with my scholarship payment, if this post is useful to you I kindly ask a minimal donation on Buy Me a Coffee that shall be used to continue my Open Source efforts. If you need an R package or Shiny dashboard for your team, you ... [Read more...]