The New Year's concert in Vienna
The concert of the Vienna Philharmonic from the Musikverein in Vienna is a tradition of the first day of the year for many people, often enjoyed while...
Doodling Data, reloaded - hello!
Hey there, you're getting this because at some point you signed up to Doodling Data on its previous Substack home, which isn't active anymore. I've just...
Michelin restaurants & stars by country
This post has been made possible by the data provided by Pierluigi Vinciguerra of The Web Scraping Club who provided me with the data (well organised!) from...
Dissecting the gradient descent method
This post is quite old, I wrote it for the first time in 2016 (!) and it passed through some revisions until it finally landed here in the Excursus section....
Entropy, data and Machine Learning
No structure, even an artificial one, enjoys the process of entropy. It is the ultimate fate of everything, and everything resists it. — P K Dick, Galactic...
Bad Data Science job specs
Fountain pens, image generated with whatever AI tool Substack uses. This post was first published in 2021 on my blog but I’ve slightly edited it here....
Wealth and inequality
In one of my recent posts (see below) I mentioned en passant that the distribution of wealth in a population is power law: there’s usually very many people...
The data round-up #4 - August 2023
Well, it’s already the end of August. September is looming over us, which will hopefully provide a much need respite to those of you living in places...
Power laws, beautiful and damned
🔊 This post inaugurates another section in this publication, dedicated to posts of a more technical nature: nerdy divertissements, deep dives, coding...
Books I've read - in the ages
If you are an avid reader or even just the intermittent bookworm, you probably have a “want to read“ list of books longer than your “read” list. That is my...
The data round-up #3 - June/July 2023
The EU AI Act - a major step On the 14th of June, 2023, the EU Parliament has approved its “negotiating position” over the EU AI Act, the legislative...
A collection of awesome material
📚 You can learn a lot for free on the Internet. This page puts together resources on data, data science and related fields which I find absolutely brilliant....
How much do we talk about climate change?
For this story, I am re-publishing an old post I had on my blog, which originally came out in 2020, with some adaptations. I didn’t manage to update the data...
Best of the 80s (in music), again
This one is a follow-up to my previous card, here: To recap on the data, I had used the Spotify API to gather the best tracks (based on popularity, a measure...
Data Science & Avocados
Image by REPIC STUDIO on Pixabay. 🎙 This post inaugurates a new section in this publication where I’ll occasionally share thoughts and reflections on data...
Oh the '80s, we still love the music
“Hell yeah” is Johnny Lawrence’s reaction at Ali’s Facebook message in which she wrote “I’m glad we went to high school in the ‘80s, no question we had the...
The data round-up #2 - May 2023
👋 Hello and welcome to the second issue of my opinionated round-up of things in data, a collection of news from the field, material and resources, plus some...
Ahoy from Doodling Data
👋 Hey everyone, hope you’re having a blast of a weekend! I’m just writing a quick post to: Introduce myself a bit better to those of you who are new hereRe-...
Bar charts: so popular, so abused
👋 Hey folks, welcome to Doodling Data! I’m Martina, I doodle little data visualisations by hand and I talk about them. This is the first issue in a new...
The amazingly diverse world of viruses
Viruses are biological marvels: so tiny, so sly. They are typically an order of magnitude smaller than bacteria and they’re the most common organisms on the...
