Luis D. Verde Arregoitia
LightNews LightNews
banner
liomys.mx
Luis D. Verde Arregoitia
@liomys.mx
940 followers 370 following 140 posts
🇲🇽 - macroecology, evolution, conservation, spatial. #rstats, data. mammalogist. tidyverse and 🔨 instructor
Posts Replies Media Videos
liomys.mx
🤖 Big update to the LLMs + R guide

> 10 packages added plus other tools and interested reads

luisdva.github.io/llmsr-book/

As usual, all the content is available in English and Spanish.
#rstats
screenshot of the guide's news section with the following updates: ### Latest updates (September 2025): #### R packages - `contextR`, conversational memory for LLM workflows - `kbretrieveR` for working with AWS Knowledge Bases - The R Language Analysis Suite (text,talk & topics) - `LLMR`, a general interface - `myownrobs`, AI coding agent for RStudio - `air`, an AI coding helper - Format and complete few-shot prompts with `promptr` - LLM-powered chatting in Shiny with `shinychat` and `querychat` #### Other tools and extensions - Databot, an EDA assistant for Positron - R instructions for Cursor Users #### Helpful reads - ellmer deep dive - Howard Baik - On hallucinations - Cosima Meyer - LLM workshop materials from posit::conf 2025
September 26, 2025 at 11:29 PM
liomys.mx
This was only shared on the #positconf2025 Discord, but Mila the floppy pup was also accepted for pawsit conf 2025
A dog with a shirt next in a flyer for a ficticious conference
September 21, 2025 at 6:08 PM
liomys.mx
Two crazy dudes that did:
✅ R Dev Day at #RSEcon2025
✅ tidyverse Dev Day at #positconf2025 a week later

My patches and PRs need more work but @shikokuchuo.net got so much done 💪
Two men standing next o a gong
September 21, 2025 at 2:11 AM
liomys.mx
Conf contest prize with an extra surprise 😃
#positconf2025
September 18, 2025 at 3:55 AM
liomys.mx
Two weeks to go 😬
I'll be presenting on the fun work I've been doing on spreadsheets + R
#rstats #positconf
A square flyer with the text "I'm speaking at posit conf 2025" Atlanta
September 3, 2025 at 3:44 PM
liomys.mx
Me at dev day during #user2025 with @edavidaja.com and @vincentab.bsky.social
Three children sitting on a sofa holding video game controllers. One of the controllers is unplugged.
August 13, 2025 at 11:38 PM
liomys.mx
As usual:
dogs + stickers + css + R

#user2025
Person on stage presenting a slide with dogs
August 10, 2025 at 3:34 PM
liomys.mx
Come find me if you're at #user2025 and want some stickers (including my purrr counterfeits)
August 9, 2025 at 5:34 PM
liomys.mx
The slides and recording for my talk "LLMs in the R space" at the last R-Ladies Gaborone monthly meetup are now linked in the LLMs+guide luisdva.github.io/llmsr-book/c...

Thanks again to @simisani.bsky.social, @rladies.org and all the attendees :)
screenshot of a slide deck embedded in a website. the slide has a dog with five puppies
July 1, 2025 at 11:54 PM
liomys.mx
💯
cc @jdlong.cerebralmastication.com
Domino effect demonstration. Bottom text says 'JD Long seeding StackOverflow with questions about R in 2008', top text is 'LLMs can write decent code'
June 7, 2025 at 6:43 PM
liomys.mx
🇲🇽 Lista la versión en español de la guía para usar herramientas y librerías de LLM en R. Todo el contenido está traducido y la guía ya es 100% bilingüe

luisdva.github.io/llmsr-book/e...
screen recording of the linked website being toggled between english and spanish
April 2, 2025 at 10:48 PM
liomys.mx
my 'LLM tools for #rstats' guide now has a whole section on 🐍Python (as well as other minor updates to keep up with the fast-moving field)

luisdva.github.io/llmsr-book/
March 28, 2025 at 6:15 PM
liomys.mx
Sharing my "Large Language Model tools for R" guide with updates after new developments and a mention in the posit blog.

luisdva.github.io/llmsr-book/
- ggpal2
- pangoling
- more curated reading materials on coding with LLMs
# rstats
screenshot of the landing page on the site "Large Language Model tools for R". shows two screencaps from the simpsons
March 21, 2025 at 7:46 PM
liomys.mx
🌊🌎 Navigating ecosystem services trade-offs: A global comprehensive review

new publication with the conservation and human well-being lab (LabCBH)
rdcu.be/eexU7
March 21, 2025 at 6:41 PM
liomys.mx
updated with {hellmer}, {tidychatmodels}, {pal} rebranded to {chores}, categorized packages, and more tutorials
Table of contents for the linked post: 2.1 General interfaces 2.2 Ollama-based tools, wrappers and helpers 2.3 Unit testing helpers 2.4 mlverse 2.5 ellmer and friends 2.6 RAG tools 2.7 Computer Vision
February 17, 2025 at 9:50 PM
liomys.mx
Turned the old blog post of LLM-based tools for #rstats into a Quarto guide.

Includes even more packages now plus a roundup of relevant courses and tutorials

luisdva.github.io/llmsr-book/
screenshot of the linked website, shows the landing page that includes a cover image made from Simpsons screencaps and some software logos below
February 14, 2025 at 11:20 PM
liomys.mx
Finally added rudimentary sorting of logos in color space to {hexsession}, inspired by the photo of @hadley.nz's collection in the tidyverse history article

#rstats

hexsession.liomys.mx
hadley.github.io/25-tidyverse...
photograph of hexagonal sticker laid out on a surface hexagonal tile of software logos
February 1, 2025 at 12:09 AM
liomys.mx
more friends joining the #rstats + LLM toolkit this week

* Retrieval-Augmented Generation in R w/ {ragnar}
* {tidyllm}, a pipe-friendly interface for multiple models
* LLM powered computer vision w/ {kuzco}

Summary here:
luisdva.github.io/rstats/LLMsR/
hexagonal tile of 12 package or software logos
January 28, 2025 at 11:46 PM
liomys.mx
new week, new packages and tools in the LLM + #rstats space

{gander} joins the family and has a very cool logo
luisdva.github.io/rstats/LLMsR/
hexagonal tile with 10 package logos
January 20, 2025 at 6:24 PM
liomys.mx
🔎 Exploring data from posit::conf() for this week's #TidyTuesday

Who presented in 2023 AND 2024?

* % time spent making the tile chart = 20

* % time spent dealing with text encodings to preserve 'ü's = 80

Code here: gist.github.com/luisDVA/6eaa...

#rstats #dataviz
tile chart with speaker names and color coding to indicate presentation at two different events
January 14, 2025 at 10:16 PM
liomys.mx
updated my 2024 roundup of cool ways to work with LLMs in R
- ollamar
- copilot now has free tier
- elmer renamed to ellmer

#rstats
luisdva.github.io/rstats/LLMsR/
hexagonal tile of software logos
January 9, 2025 at 10:31 PM
liomys.mx
forgts was mentioned in today's Posit Data Science Hangout, so sharing this again

convert formatted spreadsheets to gt objects
#rstats

luisdva.github.io/forgts/
January 9, 2025 at 6:40 PM
liomys.mx
the use case I had in mind when I created 📦 forgts:

embedding a (small) formatted spreadsheet as a gt in an #rstats Quarto presentation

luisdva.github.io/forgts/
screenshot of an R code block that calls forgts::forgts("videogames.xlsx") screenshot of a spreadsheet with meaningful formatting screenshot of a gt with colors and formatting
December 9, 2024 at 10:28 PM
liomys.mx
November 28, 2024 at 5:24 AM
liomys.mx
pixel art from an xlsx file converted into a gt with a single line of code
#rstats

luisdva.github.io/forgts/
pixel art of the pokemon pikachu drawn as cells in a table
November 27, 2024 at 7:37 PM