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@ybrandvain

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11.11.2024
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Latest posts by @ybrandvain

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SORTEE Webinar: On what makes good sharable and reproducible R code, how to do it, and why it’s good for science For this month's SORTEE webinar, Dr. Dax Kellie from the Atlas of Living Australia will present on good, sharable, and reproducible R code in science

Coming up in March! Join @sortee.bsky.social for a webinar with @daxkellie.bsky.social on good, shareable, and reproducible R code - register here: events.humanitix.com/sortee-webin...

24.02.2026 23:43 👍 24 🔁 24 💬 0 📌 1

fantastic ! but put points over boxplot - dont hide them

27.02.2026 15:17 👍 1 🔁 0 💬 0 📌 0

which threads - ugh i wish i knoew how to #rstats bluesky

27.02.2026 15:15 👍 2 🔁 0 💬 2 📌 0

Yo Dawg! I heard you like biorxiv preprints

27.02.2026 15:11 👍 0 🔁 0 💬 0 📌 0
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postd without comment

19.02.2026 16:48 👍 9 🔁 4 💬 0 📌 0

roses are red
why hello tom you
predict with a BLUP
estimate with a BLUE

12.02.2026 21:41 👍 1 🔁 0 💬 0 📌 0
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Please Don’t Say Mean Things about the AI That I Just Invested a Billion Dollars In “[Nvidia CEO] Jensen Huang Is Begging You to Stop Being So Negative About AI” — Headline from Gizmodo - - — Guys, enough is enough. Bullying is a s...

i missed this www.mcsweeneys.net/articles/ple... h/t @emjo.bsky.social

29.01.2026 01:32 👍 1 🔁 0 💬 0 📌 0
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I asked chat gpt to rewrite "I’m Comic Sans, Asshole"

www.mcsweeneys.net/articles/im-...

28.01.2026 20:00 👍 3 🔁 0 💬 1 📌 0
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Me to students: "Don't just take a screenshot of your R output and paste it in your document, thats unprofessional"

NYT to ME:

30.12.2025 16:00 👍 5 🔁 1 💬 0 📌 0
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{livelink} walked so {webrarian} could run. Mini browser-based #rstats environments powered by #webR and its 4-panel editor. YAML config, build, preview. Done.

R package coming soon. #pyodide folks, stay tuned.

28.12.2025 08:33 👍 23 🔁 8 💬 2 📌 1

Congrats @jeffgroh.bsky.social et al. Some avocado trees open female-phase flowers in the morning & then male in afternoon. Others show complementary pattern (m->f), to synchronize pollination of two types. Jeff show this to be a >45Mya polymorphism at a transcription factor across 100s of species.

25.12.2025 18:47 👍 142 🔁 61 💬 1 📌 3
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posted without comment

19.12.2025 20:18 👍 1 🔁 1 💬 0 📌 0

Available now in @asn-amnat.bsky.social ! Taking on some big-scale natural history: processed >40k @inaturalist.bsky.social images of Monarda fistulosa using computer vision to query for flower presence and phenotype flower color: doi.org/10.1086/739413

14.11.2025 18:29 👍 34 🔁 19 💬 1 📌 1
Preview
Crying Pc GIF ALT: Crying Pc GIF

i dont knoe eho needs to hear this (but someone does)

you should not use file.choose()

BUT IF YOU DO
PLEASE DO NOT PUT IT IN A RMARKDOWN FILE

30.10.2025 16:57 👍 0 🔁 1 💬 0 📌 0
Three schematic diagrams. The first illustrates selective publishing of internal resection, the second selective causal focus, and the third selective access and funding for researchers.

Three schematic diagrams. The first illustrates selective publishing of internal resection, the second selective causal focus, and the third selective access and funding for researchers.

1. We ( @jbakcoleman.bsky.social, @cailinmeister.bsky.social, @jevinwest.bsky.social, and I) have a new preprint up on the arXiv.

There we explore how social media companies and other online information technology firms are able to manipulate scientific research about the effects of their products.

24.10.2025 00:47 👍 758 🔁 356 💬 16 📌 21

and the best data from a great student i was lucky to collaborate with and who will get my comments on her draft MS today

24.10.2025 15:08 👍 0 🔁 0 💬 1 📌 0

Will spend the next year fixing typos and integrating ideas from using it this semester & adding content on

-Other linear models (Regression, ANCOVA, Types of Sums of Squares, Interactions etc)
- Causal Inference,
- Experimental Design
- GLM
- Mixed effect models
- Robust stats
- Model Evaluation

24.10.2025 14:33 👍 4 🔁 0 💬 0 📌 0
Applied Biostatistics

Proud of the latest edition of my free intro biostats book.

gitrepo: github.com/ybrandvain/b...
book: ybrandvain.github.io/biostats/

Not complete but at a good point to take a break, and I think its quite usable

dm me with comments , ideas etc

24.10.2025 14:33 👍 67 🔁 47 💬 1 📌 1
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A Causal Inference Framework for Climate Change Attribution in Ecology Accurately attributing ecological shifts to climate change remains a significant challenge. Here, we present an accessible causal inference framework designed for climate change attribution in observ...

Really excited to share our new paper on #causalinference & #climatechange attribution out in #EcologyLetters today!

Are you asking "how much" or "if" climate change has impacted your system, then this paper is for you!

🧪🌏🌐🍁🌺🌱🌿
onlinelibrary.wiley.com/doi/10.1111/...

14.08.2025 13:58 👍 132 🔁 45 💬 3 📌 6
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22.08.2025 19:55 👍 0 🔁 1 💬 0 📌 0

another way to think about this:

-should someone else spend a month modeling the process of soliciting tenure evaluations, hoping to uncover some interesting problems of scale?

if no, some publication seems worthwhile. Although perhaps some future REsearcher may do the study after missing your pub

24.07.2025 01:20 👍 4 🔁 0 💬 0 📌 0
Yo dawg meme: 

Top:  "Yo dawg, I heard you like  communicating uncertainty" 

Bottom: "So I put confidence intervals  on your  confidence intervals  so you could  express uncertainty in your uncertainty"

Yo dawg meme: Top: "Yo dawg, I heard you like communicating uncertainty" Bottom: "So I put confidence intervals on your confidence intervals so you could express uncertainty in your uncertainty"

working on my material for next semester.
this one ended up on the cutting room floor

23.07.2025 05:03 👍 2 🔁 0 💬 0 📌 0
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Starting now on @Twitch
-- twitch.tv/realgoodai

I'll be discussing teaching, learning, feedback adn textbooks in the llm era with
@RealGoodAi
realgoodai.org

10.07.2025 18:04 👍 0 🔁 0 💬 0 📌 0

Fauci is not exactly Vavilov but Lysenkoists in charge might send him to an El Salvadorian gulag

28.05.2025 20:57 👍 0 🔁 0 💬 0 📌 0
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Mating system and the evolution of recombination rates in seed plants Abstract. Meiotic recombination is a central mechanism underlying sexual reproduction among eukaryotes. In many species, the recombination rate is strongly

Two research teams from @cnrs.fr @sbroscoff.bsky.social carried a comparative analysis in flowering plants that supports the prediction that inbreeding, such as self-fertilization, selects for higher recombination rates:

doi.org/10.1093/jeb/...

Brazier et al.
(@romanstet.bsky.social)

12.05.2025 10:25 👍 20 🔁 8 💬 0 📌 1
The package logo, a small cute elephant holding a quill and writing promptdown

The package logo, a small cute elephant holding a quill and writing promptdown

Just made promptdown public. It's a plain-text interface for working with LLMs using literate programming.

See and edit the full prompt each turn.

No cramped input boxes, no hidden context, no append-only chat.

Still early alpha, feedback welcome!

github.com/t-kalinowski...

08.05.2025 15:36 👍 29 🔁 8 💬 2 📌 0
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Sunflower ‘virgin births’ enable accelerated crop breeding The discovery that sunflower seeds can develop without fertilization reveals a pathway to accelerate improvement of this crop — and potentially others.

"illustrates how marvellously flexible plant reproductive systems can be." ...discovery that sunflower seeds can develop without fertilization and endosperm (!) 🌾🧪https://www.nature.com/articles/d41586-025-00904-8

07.04.2025 02:35 👍 19 🔁 6 💬 0 📌 0
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A geographic history of human genetic ancestry Describing the distribution of genetic variation across individuals is a fundamental goal of population genetics. We present a method that capitalizes on the rich genealogical information encoded in g...

Really excited to see this work, led by Mike Grundler, published! It's a new method for inferring the geographic locations of shared genetic ancestors. In the paper, we and use it to infer the geographic history of human genetic ancestry

www.science.org/doi/10.1126/...

28.03.2025 17:25 👍 114 🔁 44 💬 5 📌 1

Our department (@EEBUofT) is searching for a Post-Doc! Post-docs funded by this fellowship are independently supported, with research funds available. We invite applications from innovative, collaborative candidates. See the job ad here:

eeb.utoronto.ca/wp-content/u...

18.03.2025 18:29 👍 69 🔁 66 💬 5 📌 3

For true DMI afficiandos, we also were intrigued by results on the genotype combinations under selection at different incompatibilities. Any comments welcome and thanks to many co-authors including @gilrosenthal.bsky.social @ybrandvain.bsky.social @pandolfatto.bsky.social & others not on bluesky

01.02.2025 23:17 👍 6 🔁 1 💬 1 📌 0