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Logan R. Kearsley

@gliese1337.bsky.social
1.2K followers 643 following 1.8K posts

Linguist & Programmer. The former makes me happy, the latter makes me money. I write about linguistics in media. Blog at gliese1337.blogspot.com, donation box at ko-fi.com/loganrk

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Logan R. Kearsley @gliese1337.bsky.social · 3h
Baby burrito!
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Logan R. Kearsley @gliese1337.bsky.social · 18h
Apparently /closed loop integral/ and /contour integral/ are in free variation!
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Logan R. Kearsley @gliese1337.bsky.social · 19h
And how *does* one pronounce the loop-integral sign...?
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Logan R. Kearsley @gliese1337.bsky.social · 12/10/2026
Business Expense!
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Logan R. Kearsley @gliese1337.bsky.social · 11/10/2026
I wonder how big of a 4D voxel environment I could fit on a GPU if it's compressed as a degree-16 spatial tree. Or a binary partition spatial tree.
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Logan R. Kearsley @gliese1337.bsky.social · 11/10/2026
Xenovision now has a new release that makes pretty false-color pictures! github.com/gliese1337/X...
False-color image of orange and blue butterflies generated from hyperspectral imagining data.
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Logan R. Kearsley @gliese1337.bsky.social · 11/10/2026
I missed this thing! Where is the new-dad joke?
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Logan R. Kearsley @gliese1337.bsky.social · 10/10/2026
Studying both has worked out well for me.
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Logan R. Kearsley @gliese1337.bsky.social · 07/10/2026
I'm only 37, but I've still got the experience....
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Logan R. Kearsley @gliese1337.bsky.social · 07/10/2026
Turns out triangulating higher-dimensional polytopes is hard.
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Logan R. Kearsley @gliese1337.bsky.social · 05/10/2026
What is your dream presentation tool?
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Logan R. Kearsley @gliese1337.bsky.social · 05/10/2026
There are pre-built releases now! github.com/gliese1337/X... So more people have the opportunity to provide feedback now. :)
github.com
Release Initial Alpha Release · gliese1337/Xenovision
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Logan R. Kearsley @gliese1337.bsky.social · 04/10/2026
Reading "Lady of Uncanny Charms" is making me really hate Queen Victoria.
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Logan R. Kearsley @gliese1337.bsky.social · 04/10/2026
And I would also appreciate any development assistance, 'cause I'm just a vision-science enthusiast and I'm sure there's stuff I've missed (even apart from it currently being an alpha-release product with no warranty that it won't randomly crash).
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Logan R. Kearsley @gliese1337.bsky.social · 04/10/2026
Right now, one has to build it themselves, but I hope to get pre-built Windows and Linux releases ready soon. (It should be Mac compatible, but somebody else will have to create the Mac release because I don't have a Mac.) If you are able to run it, I would appreciate user feedback.
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Logan R. Kearsley @gliese1337.bsky.social · 04/10/2026
I just GitHubbed a new alpha-version #worldbuilding tool: github.com/gliese1337/X... It's a tool for modelling arbitrary visual systems (including aliens you make up!) and exploring how they respond to spectral stimuli, so you can compare visual perception across different species.
github.com
GitHub - gliese1337/Xenovision: Compare different visual systems against arbitrary stimuli.
Compare different visual systems against arbitrary stimuli. - gliese1337/Xenovision
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Logan R. Kearsley @gliese1337.bsky.social · 03/10/2026
There is a thing called a "prediction market" which in theory can generate value while rewarding competence. They are sorta-complicated way of paying for expertise. The things currently heavily advertised as "prediction markets" are... not that, and just feed addiction.
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Logan R. Kearsley @gliese1337.bsky.social · 03/10/2026
Now that I have caught up, I think season 3 can be summarized as "What If A Man Was Even Larger?"
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Logan R. Kearsley @gliese1337.bsky.social · 01/10/2026
Also: vast overuse of "real" and "genuine".
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Logan R. Kearsley @gliese1337.bsky.social · 26/09/2026
What should be the equivalent of the Iron Ring for software engineers?
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Logan R. Kearsley @gliese1337.bsky.social · 26/09/2026
I wouldn't. It seems like a straightforward extension of the programmer-to-woodworker pipeline.
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Logan R. Kearsley @gliese1337.bsky.social · 25/09/2026
Not all poster sessions are the same, but generally you will not be giving a talk as much as casually chatting with people filtering by. So, work on the elevator pitch, and having quick answers for whatever you think might be common questions.
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Logan R. Kearsley @gliese1337.bsky.social · 21/09/2026
Speaking as a software engineer myself, it does allow doing some things faster... but it also makes a lot of mistakes, fails when there isn't any public documentation for the relevant domain, and leaves you with a codebase that you probably don't understand in depth and can't debug without it.
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Logan R. Kearsley @gliese1337.bsky.social · 21/09/2026
Blue and green are spectrally adjacent, and covered by a single word in many languages, but I would not call them "close".
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Logan R. Kearsley @gliese1337.bsky.social · 21/09/2026
Not a joke! There really are blue pumpkins. And red ones, and yellow ones, and white ones. The red ones tend to be really watery.
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Reposted by Logan R. Kearsley
Jeremy Yoder says no war @jbyoder.org · 20/09/2026
Okay this jogged loose something I've had half-written for a while now: Despite decades of effort, scientists have still not found a substitute for reading the paper denimandtweed.jbyoder.org/2026/09/desp...
denimandtweed.jbyoder.org
Despite decades of effort, scientists have still not found a substitute for reading the paper
Science is difficult, but not for the reason you think. It’s not that conceiving a research program is difficult. It’s not that planning and performing an experiment or observational st…
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Logan R. Kearsley @gliese1337.bsky.social · 20/09/2026
Blue ones are the best for baking, in my experience.
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Logan R. Kearsley @gliese1337.bsky.social · 17/09/2026
OK, so you don't actually understand dualism vs. materialism. Got it.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Fun work quote: "We don't need to beat the enemy to everything having to do with AI; if they all kill themselves with AI, we can hold back on that."
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
If you assume that replicating the physical substrate of some complex system *won't* result in a new system with the same behavior, *that* is implicitly dualist.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
That's a weird definition of dualism that neither seems very useful, nor like it would match most people's intuition. I am assuming that minds are encoded in the state of a physical substrate. A dualist would posit that there is a second, non-material thing.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Who ever claimed that reducing a neuron yo a zero or one would provide sufficient detail? There's an astronomical gap between "the operation of human brains probably doesn't rely on every detail of its quantum state" and "we only need one bit per neuron". That's just ludicrous.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Hence, it should be easy for a simulation to trick the senses.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
How so?
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
If you assume that a brain simulation will only produce acceptable results if you simulate the environment around the brain as well, then yeah, an acceptable environmental simulation would be one that successfully replicates sensory experience.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
What? How do you get *that* from what I wrote? Physical systems don't have to work like a computer to be simulated on a computer. And simulating a dead brain would just leave you with a simulation of a dead brain, not magically turn into a living one.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Only if 1) you assume that you need to capture the entire quantum state, and 2) you want to do it non-destructively. But if the classical states are a good enough snapshot, or you're fine with move semantics instead of copy, then it's "just" engineering.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Huh. I would've thought just the opposite; you can't upload a soul, but maybe you could record the state of all of your neurons and simulate their activity in a computer.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Ah, well that would be embarrassing for him, then.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
For certain values of "like". It is, indeed, a non-dualist argument, but not one that I find at all *convincing*.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Yes. So if that's the strongest non-dualist argument available, I see no reason to find Will's claim in this case "embarrassing".
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
So the argument is just that no simulation at less than atomic resolution could be good enough? That seems implausible. You *definitely* don't need anything near atomic resolution to replicate the environment well enough to trick human senses.
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Logan R. Kearsley @gliese1337.bsky.social · 16/09/2026
Is there any non-dualist argument that some process in the brain *can't* in principle be simulated on a computer?
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Logan R. Kearsley @gliese1337.bsky.social · 13/09/2026
Any progress on this that I missed in the last year?
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
(This was part of a discussion on the potential for speciation due to cultural divisions in bird song.)
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
Today in "linguists are not kidding when they say that your capacity for language creativity enables you to understand sentences that have never been said before in the entirety of human history":
I don't know that. I don't doubt that some humans will get freaky with someone they can't talk to, though, and some bird girls might be the same.
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
Yeah, I'd say "the second Friday of every month". And to get the other interpretation, "every second Friday" or "every other Friday", with no mention of months.
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
Maybe? But one interpretation is sufficiently obvious that I have to really pay attention to make the other one work.
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
How do we know they die? Maybe they're like Immortal Jellyfish!
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Logan R. Kearsley @gliese1337.bsky.social · 11/09/2026
It works pretty well for large-format kids' books. But mostly for toy bins.
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