LLMs as Research Grunts: Surprisingly Useful, Even When They Don’t Get It ‘Right’

So, I teach a course on data visualization here at Lund University. We get our students to wrestle with data, trying to make sense of regional development in Europe using…
Jun 3, 2025

How Rare-Earth Element Dependency Threatens the Global Wind Rollout

A couple of weeks back, I read an article in the FT about Ørsted, the big Danish offshore wind developer. Its stock was getting hammered. Part of the story involved project…
Apr 23, 2025
Jonathan Jayes

Why I would buy stocks in US postcard manufacturers

Navigating the Trade War: Identifying US Companies Positioned for a Domestic Pivot
To say that the landscape of global trade has undergone a dramatic upheaval this week is an understatement. It seems that the current US administration believes in the…
Apr 5, 2025

HISCO lookup

This is a post for me to come back to as a refrence. I always need to look up HISCO groups, and I have scraped and stored this information in this github repo but it would…
Mar 28, 2025
Jonathan Jayes

DRAFT: Analysis for a Solar PV & Battery System (South Africa)

I asked GPT-4.5 with deep research to investigate a solar system for me, in order to test its capabilities, inspired by a post by Timothy B. Lee titled in a somewhat…
Mar 11, 2025
Jonathan Jayes

Claude 3.7: React and Reactions

One of the best parts of my work as a PhD student is teaching. In a course on regional development in Lund, we cover data visualization and map-making. Both of these are an…
Feb 27, 2025
Jonathan Jayes

Transit Trek

For a long time, I have had an idea simmering in the back of my mind: could I get a large language model to collect transit data for European airports without me spending…
Feb 23, 2025
Jonathan Jayes

NeverTooSmall Couch Colours

I really enjoy watching the YouTube channel NeverTooSmall, which showcases cleverly designed small spaces from around the world.
Nov 19, 2024
Jonathan Jayes

A modern question and answer site: SCB Users Group

A post about creating a question and answer site for users of Statistics Sweden data

Nov 7, 2023
Jonathan Jayes

Geocoding: two ways

A post about geocoding place names using R and python to access the OSM and Google Maps geocoding APIs.

Oct 2, 2023
Jonathan Jayes

Transforming National Budget Documents into Queryable Knowledge

A post about automating the data retrieval process from PDF documents using LangChain and the OpenAI API.

Jul 5, 2023
Jonathan Jayes

The Economics of Instant Hot Water: Quooker vs Kettle

How long will it take for an instant hot water tap to save some money?

Jul 4, 2023
Jonathan Jayes

Building a YouTube Video Transcript Summarizer (with some help)

A post on what it means to be a data scientist in the age of such capable generative AI.

May 23, 2023
Jonathan Jayes

ChatGPT as translator and text wizard

A post showing how ChatGPT can be used to create structred data from text.

Mar 10, 2023
Jonathan Jayes

Map projections in R

A post on how to change projections for mapping and save out the new shapefiles.

Jan 31, 2023
Jonathan Jayes

Electricity generation per capita

A post on electricity generation per capita across the world since 2000.

Jan 30, 2023
Jonathan Jayes

Our World In Data choropleth

A post on how recreate the Our World In Data characteristic choropleth in R.

Jan 29, 2023
Jonathan Jayes

ChatGPT cooks me dinner

🍲 Master the kitchen like a pro with the help of ChatGPT! 🍴 I tried it out and the results will blow your mind! 🤯 Find out what happened when I asked a language model for recipe ideas and cooking instructions. 😲 You won’t believe how delicious my Gammon and Vegetable Stew with Mint turned out! 🍽️ Don’t miss out on this must-read blog post! 👀

Jan 20, 2023
Jonathan Jayes

ChatGPT fills in for me as a blog post author

I ask ChatGPT to write a blog post in the same manner as one I wrote last week. The results will amaze you!

Dec 20, 2022
Jonathan Jayes

Coefficient plots in ggplot

Drawing coefficient plots in R and ggplot.

Dec 15, 2022
Jonathan Jayes

LinkedIn style tables for personal websites

A post on how to us the {gt} table package to make tables for the about page of a pesonal website or blog.

May 20, 2022
Jonathan Jayes

Programmatically generate tabs in Rmarkdown

A walk-though for writing code that writes it’s own code.

Mar 4, 2022
Jonathan Jayes

Flavours of cocoa

An exploration of chocolate bar reviews

Feb 15, 2022
Jonathan Jayes

R vs Python? R & Python!

Mining the twitter archive of Fathom Data

Jan 17, 2022
Jonathan Jayes

Students Speak

Text analysis of students’ diary entries during the Covid-19 lockdown in South Africa

Jul 6, 2021
Jonathan Jayes
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