The Category Theory Behind UMAP An interesting situation has arisen. Some people working on applied category theory have been seeking a ‘killer app’: that is, an application of category theory to practical tasks that …

I would strongly recommend against trusting the theorems: 1, the connection to the theory is vague and unsatisfactory (johncarlosbaez.wordpress.com/2020/02/10/t...); 2, the Johnson–Lindenstrauss lemma places hard limits; 3, all of this presupposes perfect precision, which is a very poor assumption

Enjoy Palermo! Sadly these are rainy days.. I would suggest to go for a visit of Ballarò and the “Camera delle Meraviglie”.

Waiting two months for a #peer review, then..

The Human Cell Atlas: towards a first draft atlas In a collection of research articles and related content, the Human Cell Atlas consortium presents tools, data and ideas towards the generation of their first draft atlas of cells in the human body.

Tons of papers on the #HumanCellAtlas out on @natureportfolio.bsky.social .
An extraordinary piece of work, built on a network of collaborations around the world involving some of the brightest scientists around. And still in its early phase...

www.nature.com/immersive/d4...