Understanding Convolutions on Graphs

Contents This article is one of two Distill publications about graph neural networks. Take a look at A Gentle Introduction to Graph Neural Networks for a companion view on many things graph and neural network related. Many systems and interactions – social networks, molecules, organizations, citations, physical models, transactions – can be represented quite naturally […]

45 mins read

The Arizona Experiment!

– The thing that drew me to early retirement is freedom, and that’s still the best part of it.  Back in 2005, the primary reason for this freedom-seeking was being able to devote my best hours to being a Dad – I had a feeling my career in tech would be too demanding to sustain […]

11 mins read

Three new million token input models from OpenAI, including their cheapest model yet

GPT-4.1: Three new million token input models from OpenAI, including their cheapest model yet 14th April 2025 OpenAI introduced three new models this morning: GPT-4.1, GPT-4.1 mini and GPT-4.1 nano. These are API-only models right now, not available through the ChatGPT interface (though you can try them out in OpenAI’s API playground). All three models […]

6 mins read