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Chris McMaster

@rheumai.com
462 followers 815 following 158 posts

Rheumatologist, builder of AI things. Carbon over silicon.

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Chris McMaster @rheumai.com · 24/03/2025
LLMs become much less useful the moment you dismantle bureaucracy.
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Chris McMaster @rheumai.com · 17/03/2025
The modern internet penalises anyone who thinks for more than 3 seconds before forming a strong opinion. You’ll be happy to know that I only thought for 2 seconds before typing this.
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Chris McMaster @rheumai.com · 28/02/2025
The major barrier here is that the massive budgets get spent on AI researcher/engineer compensation and GPUs, leaving very little to pay for the best domain experts. I think this is a massive miscalculation. The first lab to realise this will quickly become the market leader.
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Chris McMaster @rheumai.com · 28/02/2025
It should therefore come as no surprise that new models like grok 3 and GPT 4.5 feel like small incremental improvements. The focus now should be on improving post-training data. Frankly, the quality kinda sucks even at the best labs.
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Chris McMaster @rheumai.com · 28/02/2025
The idea that scaling up LLMs on human data will produce superhuman performance is magical thinking. The highest attainable performance in any given domain is simply the best human performance. Yes, maybe some insights span across domains, but I don’t think there’s actually evidence for that.
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Chris McMaster @rheumai.com · 27/02/2025
The people who laugh about hacky “vibe coding” with LLMs are the same people who think that grok 3 is better than a doctor. Absolutely nuts.
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Chris McMaster @rheumai.com · 24/02/2025
“Below is the updated code” followed by absolutely no code is such an o3-mini thing to do that at this point I don’t really understand why this model exists.
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Chris McMaster @rheumai.com · 31/01/2025
After much time spent looking at reasoning traces from DeepSeek R1 for medical cases, I have to conclude that there isn’t a strong correlation between good reasoning and a good answer.
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Chris McMaster @rheumai.com · 21/01/2025
The really interesting thing is that they’re not all made equal. Llama 8b distilled can solve medical cases that the Qwen-based R1 (and even R1 itself) cannot. World knowledge still matters for solving real problems and no open models beat Llama in that regard.
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Chris McMaster @rheumai.com · 21/01/2025
Say the benchmark has 100 questions, generate 64 responses per question and then pass@1 is total number correct / 6400.
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Chris McMaster @rheumai.com · 20/01/2025
These R1 distilled models are absolutely amazing on a single turn, but truly horrible on multi-turn conversations.
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Chris McMaster @rheumai.com · 15/01/2025
Meta’s new response to the Rohingya genocide.
media.tenor.com
a cartoon dog is sitting at a table with a cup of coffee in front of a fire with the words this is fine .
ALT: a cartoon dog is sitting at a table with a cup of coffee in front of a fire with the words this is fine .
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Chris McMaster @rheumai.com · 15/01/2025
"Mildly elevated rheumatoid factor has a very low positive predictive value that is completely overwhelmed in magnitude by the negative predictive value of not having any signs or symptoms of rheumatoid arthritis."
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Chris McMaster @rheumai.com · 13/01/2025
My 2 year old has 3 adjectives for the size of things. In increasing order: small, mummy, big.
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Chris McMaster @rheumai.com · 21/12/2024
5.7B tokens to solve 100 tasks??? I don’t understand why we’re thinking of this as being incredibly smart, when what this suggests is that it’s incredibly dumb.
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Reposted by Chris McMaster
Vicki @vickiboykis.com · 19/12/2024
👀👀👀👀 huggingface.co/blog/modernb...
huggingface.co
Finally, a Replacement for BERT: Introducing ModernBERT
We’re on a journey to advance and democratize artificial intelligence through open source and open science.
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Reposted by Chris McMaster
Leandro von Werra @lvwerra.bsky.social · 19/12/2024
Releasing Jupyter Agents - LLMs running data analysis directly in a notebook! The agent can load data, execute code, plot results and following your guidance and ideas! A very natural way to collaborate with an LLM over data and it's just scratching the surface of what's possible soon!
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Chris McMaster @rheumai.com · 18/12/2024
Did you use oil?
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Chris McMaster @rheumai.com · 17/12/2024
What percentage of “rhupus” is just misdiagnosed Sjögren?
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Chris McMaster @rheumai.com · 17/12/2024
“ILD, hyperglobulinemia & Lab abnormalities” sounds like SjD to me!
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Chris McMaster @rheumai.com · 17/12/2024
I just follow everyone and then spend all my time on the quiet posters feed (except when I want to come judge the yappers)
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Chris McMaster @rheumai.com · 17/12/2024
o1 is equal parts brilliant and boring. Very, very boring.
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Chris McMaster @rheumai.com · 16/12/2024
Llamafile is a cheat code.
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Reposted by Chris McMaster
Kip Williams sort of @kipwilliams.bsky.social · 14/12/2024
"Zuckerberg's eyes brimmed with tears, and his heart felt full. He truly loved Big Brother!"
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Chris McMaster @rheumai.com · 15/12/2024
You better believe it. “California boomer” is the vibe I am getting from this guy.
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Chris McMaster @rheumai.com · 15/12/2024
Prop stethoscope checks out, though.
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Chris McMaster @rheumai.com · 15/12/2024
Sora’s idea of a hand exam. This 60 year-old rheumatologist is giving me very 2nd year medical student vibes with this bizarre technique. No synovitis was detected this day. #rheumsky
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Chris McMaster @rheumai.com · 14/12/2024
Oh, and if you follow him then you’ll end up on a list, which will lead to you seeing less of these people. I genuinely have no interest in seeing his posts (I find him uniquely annoying), but it’s probably worth it.
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Chris McMaster @rheumai.com · 13/12/2024
Ultimately, if performance is anything like previous iterations of Phi, it will greatly underwhelm outside of benchmarks. So the license has no meaning to me.
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Chris McMaster @rheumai.com · 13/12/2024
So much delving
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Reposted by Chris McMaster
ACR Journals @acr-journals.bsky.social · 11/12/2024
Four-year follow-up of patients with hand osteoarthritis found that the course of pain was variable. Changes in pain were associated with BMI, employment status, mental wellbeing, illness perceptions, and coping styles In Arthritis Care & Research doi.org/10.1002/acr....
doi.org
Course of hand pain over four years in patients with hand osteoarthritis depends on BMI, employment and mental wellbeing: The Hand OSTeoArthritis in Secondary care cohort study
Objective We aimed to characterize hand osteoarthritis (OA) patients with deteriorating or improving hand pain, and to investigate patients achieving good clinical outcome after four years. Method...
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Reposted by Chris McMaster
Will Oremus @willoremus.com · 10/12/2024
Vlado Chernozemski, who assassinated King Alexander I of Yugoslavia, belonged in his youth to a club that was devoted to a game of regicide. In the game, known as "chess," contestants subtly maneuver into a position that allows them to topple the opponent's monarch.
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Reposted by Chris McMaster
Michael Harriot @michaelharriot.bsky.social · 02/12/2024
For five years, I have been covering what is unquestionably the biggest criminal justice scandal in American history. Today it ended when the most corrupt cop in history took his life. But it's not over. A thread.
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Chris McMaster @rheumai.com · 09/12/2024
It’s the PRs I’m waiting for.
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Chris McMaster @rheumai.com · 09/12/2024
Are we the baddies?
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Chris McMaster @rheumai.com · 09/12/2024
But does he have a TPOT anon?
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Chris McMaster @rheumai.com · 09/12/2024
What if the embargo agreement with MKBHD was unique and they put in the wrong time zone (or none at all)? It seems possible that this is an unforced error from OpenAI that MKBHD cleverly exploited.
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Chris McMaster @rheumai.com · 09/12/2024
Well, depression is a hypercortisolemic state, so almost certainly!
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Chris McMaster @rheumai.com · 08/12/2024
Oh, you’re a domain expert who can contribute high-level insights from primary sources? Be prepared to have your contributions removed by some fedora-wearing know-nothing. But don’t worry, our algorithm will now let you know of your egregious violation before you even finish it.
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Chris McMaster @rheumai.com · 08/12/2024
I love the fact that Wikipedia’s awful contributor guidelines have lead them to work on algorithms that force contributors to adhere to the guidelines, rather than just making better guidelines www.mediawiki.org/wiki/Edit_ch...
mediawiki.org
Edit check - MediaWiki
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Chris McMaster @rheumai.com · 08/12/2024
uv got a point
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Chris McMaster @rheumai.com · 08/12/2024
media.tenor.com
a cartoon of a man talking into a microphone with a tag that says gp on it
ALT: a cartoon of a man talking into a microphone with a tag that says gp on it
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Chris McMaster @rheumai.com · 08/12/2024
Finally have COVID. 5 year streak comes to an end 😢
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Chris McMaster @rheumai.com · 08/12/2024
Sort of guy to order an iced coffee and put it in the microwave.
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Chris McMaster @rheumai.com · 08/12/2024
I think anthropic and pretty much anyone can beat o1 with better training data. I give o1 a complex problem, o1 thinks for 4 seconds, outputs a bad answer. Seriously, who trained this thing?
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Reposted by Chris McMaster
Mark Lindsay @markelindsay.bsky.social · 07/12/2024
We need some normies here, too many word smiths, phrasing police, you can’t use that word posters, ie annoying left people
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Chris McMaster @rheumai.com · 07/12/2024
*this has become a cricket account until further notice
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Chris McMaster @rheumai.com · 07/12/2024
Reports of Australian cricket’s death are greatly exaggerated*
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Chris McMaster @rheumai.com · 07/12/2024
btw “alliterate” is a portmanteau of “alliterate” and “populate” 🙃
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Chris McMaster @rheumai.com · 07/12/2024
“Prompting”, “priming” and “pre-filling” are the variants I get. I really think it should have a name that makes it easily distinguished from all the other p-words that alliterate the LLM literature.
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