Messaggi di Rogue Scholar

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Pubblicato in Sauropod Vertebra Picture of the Week

I recently discovered the blog Slime Mold Time Mold, which is largely about the science of obesity — a matter of more than academic interest to me, and if I may say to, to Matt. I discovered SMTM through its fascinating discussions of scurvy and citrus-fruit taxonomy.

Pubblicato in quantixed

In a previous post, I described a coding challenge sent to me by my colleague. Here is the challenge again: My solution was… let’s say… over-engineered. He did tell me that the winner (the challenge was set in an international coding competition) solved it in a ridiculously short time. He didn’t tell me how short which I think would have led me to take a different approach.

Pubblicato in quantixed

A colleague sent me a coding challenge. This is a short post to describe how I tackled it. Edit: a follow-up post is here. This is the challenge: With an eye on b, and since I code fastest in Igor, I went with Igor over python or R. I knew this would lose me major points for c since Igor code is not very compact. It took me 22 minutes to write a solution, slowed down a bit by helping a small person with their homework.

Pubblicato in Sauropod Vertebra Picture of the Week

We’ve noted many times over the years how inconsistent pneumatic features are in sauropod vertebra. Fossae and formamina vary between individuals of the same species, and along the spinal column, and even between the sides of individual vertebrae.

Pubblicato in iPhylo

Somewhat stunned by the fact that my DNA barcode browser I described earlier was one of the (minor) prizewinners in this year's GBIF Ebbe Nielsen Challenge. For details on the winner and other place getters see ShinyBIOMOD wins 2020 GBIF Ebbe Nielsen Challenge. Obviously I'm biased, but it's nice to see the challenge inspiring creativity in biodiversity informatics. Congratulations to everyone who took part.

Pubblicato in iPhylo

Motivated by the 2020 Ebbe Nielsen Challenge I've put together an interactive DNA barcode browser. The app is live at https://dna-barcode-browser.herokuapp.com. A naturalist from the 19th century would find little in GBIF that they weren’t familiar with. We have species in a Linnean hierarchy, their distributions plotted on a map.

Pubblicato in iPhylo

I've written up my entry for the 2018 GBIF Challenge ("Ozymandias") and posted a preprint on Biorxiv (https://www.biorxiv.org/content/early/2018/12/04/485854). The DOI is https://doi.org/10.1101/485854 which, last time I checked, still needs to be registered. The abstract appears below. I'll let the preprint sit there for a little while before I summon the enthusiasm to revisit it, tidy it up, and submit it for publication.

Pubblicato in Sauropod Vertebra Picture of the Week
Autore Matt Wedel

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