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Posts by Samuel W. Remedios

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Chair of the Department of Imaging - Los Angeles, California job with Cedars Sinai Medical Center | 940419 Cedars-Sinai Health System seeks a collaborative and strategic leader to serve as chair of the Department of Imaging

We are looking for a new Chair of our Department of Imaging. Please RP! www.nejmcareercenter.org/job/940419/c... #imaging #radiology

4 months ago 7 7 0 1
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Where is the information in your NMR FID? u-of-o-nmr-facility.blogspot.com/2015/04/the-... #nmr #nmrchat #chemsky

5 months ago 15 4 0 0

Literally the coolest thing I’ve seen all year. And not from the group I expected!

5 months ago 1 0 0 0
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Scientists Built a Working Computer Memory Out of Shiitake Mushrooms A computer that relies on fungal mycelium to store information could one day be a low-cost alternative to the current generation of memory hardware.

www.sciencealert.com/scientists-b...

#ALife

5 months ago 12 8 1 0
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Reading group session on Monday: "Lookup multivariate Kolmogorov-Arnold Networks" arxiv.org/abs/2509.07103 with Sergey Pozdnyakov

On zoom at 9am PT / 12pm ET / 6pm CE(S)T: portal.valencelabs.com/starklyspeak...

6 months ago 5 1 0 0
Alife Newsletter

The 22nd issue of the Artificial Life Newsletter is out! 🐛

This edition was a print edition, in tandem with #ALIFE2025 last week in Kyoto.

Enjoy learning about the laziest form of life and origami robots in this edition! 📚

alife-newsletter.github.io/Newsletter/e...

6 months ago 5 1 0 0
NMR - Removing t1 Noise from Homonuclear 2D NMR Data
NMR - Removing t1 Noise from Homonuclear 2D NMR Data YouTube video by Glenn Facey

Removing t1 noise from homonuclear 2D NMR data - video tutorial. youtu.be/XhmzjxkPouo?... #nmr #nmrchat #chemsky

6 months ago 11 4 0 0

This weekend, I have been doing a bit of reading about Gaussian Process State Space Models (GP-SSMs). Aside from being interesting on the modelling and inference sides, they are a remarkably good exercise for what it really means to write down a joint distribution.

6 months ago 21 1 3 1
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RuleHunt

A tiktok for cellular automata rules!
This project was developed during the #ALife2025 hackathon (can you believe how fast people make things?) and won the hackathon prize!

rulehunt.org?rulesetHex=7...

6 months ago 8 2 2 0
RuleHunt

This website is super cool. rulehunt.org?rulesetHex=c...

6 months ago 2 1 0 0
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Can general artificial intelligence emerge by not following the evolution of complex brains? In this 2022 paper with @brigan.bsky.social we argued that embodiment, mind reading (mirror systems), mental time traveling... are necessary conditions
www.mdpi.com/1099-4300/24... @anilseth.bsky.social

6 months ago 46 12 3 4

Super cool. Reminds me of the NeuralODE paper that motivates them as infinite-depth ResNets.

6 months ago 0 0 0 0

Now accepted at #NeurIPS2025 :)

6 months ago 18 6 2 0
A collection of bright yellow spots starts from the centre of the picture, from the strongest, central one. Clearly not periodically arranged, they have a point-symmetry evident since 4 equally spaced lines of stronger spots irradiate from the centre of the image. Between them, additional smaller spots form geometrical patterns vaguely resembling the fourier transform of an aperiodic crystal. The background colour alternate dark blue and soft teal, whose calm feeling contrasts the energy present in the bright yellow spots, looking like tiny fireflies.

A collection of bright yellow spots starts from the centre of the picture, from the strongest, central one. Clearly not periodically arranged, they have a point-symmetry evident since 4 equally spaced lines of stronger spots irradiate from the centre of the image. Between them, additional smaller spots form geometrical patterns vaguely resembling the fourier transform of an aperiodic crystal. The background colour alternate dark blue and soft teal, whose calm feeling contrasts the energy present in the bright yellow spots, looking like tiny fireflies.

My fellow #FourierTransform enthusiasts, here's a new entry in my collection ready for you, nr. 56! The real-space picture is an intersection of two tilings of squares, one tilted by 43°. Moiré pattern? Definitely related 💯

As always, you can find the high-res pair at behance.net/specialdefects

6 months ago 19 6 2 0
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New ‘artificial plant’ uses solar power to clean radioactive soil Researchers have created a game-changing device that purifies radioactive soil using nothing but sunlight.

Cool.

"Solar-powered ‘artificial plant’ purifies radioactive soil by 95% in 20 days"

interestingengineering.com/innovation/a...

6 months ago 3260 774 50 94
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New paper in Imaging Neuroscience by Roza G. Bayrak, Catie Chang, et al:

DeepPhysioRecon: Tracing peripheral physiology in low frequency fMRI dynamics

doi.org/10.1162/IMAG...

6 months ago 13 8 0 0
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Hooray, an excuse to go on and on about spin noise! Predicted correctly by Bloch in 1946

7 months ago 4 2 1 0
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FT NMR spectra without RF pulses u-of-o-nmr-facility.blogspot.com/2011/04/ft-n... #nmr #nmrchat #chemsky

7 months ago 9 2 2 1

#ALife

7 months ago 6 3 0 0
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In August, an SFI working group explored the challenges and opportunities of digital-twin technology—virtual representations of physical objects, designed not as simple models but as complex systems that use real-time data to mirror their real-world counterparts.

santafe.edu/news

7 months ago 15 4 0 0
Johns Hopkins University, Physics and Astronomy Job #AJO30496, Postdoctoral Fellow in Foundations of Physics, Complexity, and Emergence, Physics and Astronomy, Johns Hopkins University, Baltimore, Maryland, US

Postdoc job! I expect to have an opening at Johns Hopkins for a postdoctoral researcher working somewhere in the broad realms of physics, philosophy, and complexity. Apply at Academic Jobs Online:

academicjobsonline.org/ajo/jobs/30496

7 months ago 199 85 17 6
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I am very happy to finally share something I have been working on and off for the past year:

"The Information Dynamics of Generative Diffusion"

This paper connects entropy production, divergence of vector fields and spontaneous symmetry breaking

link: arxiv.org/abs/2508.19897

7 months ago 21 3 0 0
The Information Dynamics of Generative Diffusion

Extra nice paper giving an information theoretic perspective on diffusion models. Shows the generation process correspond to bifurcations with splits being decisions between different attractors.
I don't know if Luca Ambrogioni is on bsky to tell us more (I doubt it).

arxiv.org/html/2508.19...

7 months ago 11 1 0 0
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Nomination Form for ISAL Board Election 2025 Dear Members of the Artificial Life community, The International Society for Artificial Life (ISAL) is seeking nominations for our Board of Directors. The board is responsible for managing the socie...

You have 2 days left to apply to become a member of the board of the International Society for Artificial Life!
If you have ideas/complaints about the interface between ISAL and the ALife community, this is the time to make yourself heard!

#ALife

docs.google.com/forms/d/14_K...

7 months ago 2 2 1 0
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What is emergence? This is one of the most central ingredients of complexity, and a challenging one to formalize. Here's a paper by @seanmcarroll.bsky.social & Achyth Parola that attempts to classify different forms of emergence. @manlius.bsky.social @sfiscience.bsky.social arxiv.org/pdf/2410.15468

8 months ago 155 41 7 3
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Do ant colonies work like liquid brains? Check this great paper in @pnas.org led by @ceabcsic.bsky.social Pol Fernandez and F.Bartumeus that shows how to explain collective foraging by modelling ants as neural agents @jordipinero.bsky.social @frazambelli.bsky.social www.pnas.org/doi/10.1073/...

8 months ago 46 21 2 2
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How to deal with the multiscale nature of evolution, which displays different time scales of change? We need to replace classic genotype spaces with multiscapes. Here's a great paper by my friend Susanna Manrubia and coworkers @mncn-csic.bsky.social rsob.royalsocietypublishing.org/content/royo... …

8 months ago 34 7 0 0
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In the Future All Food Will Be Cooked in a Microwave, and if You Can’t Deal With That Then You Need to Get Out of the Kitchen As a restaurant owner – I’m astounded at the rate of progress since microwaves were released a few short years ago. Today’s microwave can cook a frozen burrito. Tomorrow’s m…

"One of my chefs mentioned that if they could cook the steak on the grill they could get it right the first time. This is not an acceptable attitude in the microwave era."

www.colincornaby.me/2025/08/in-t...

8 months ago 26 18 2 5

It's fun to publish something 20 years ago which refutes a recently published proof of P ≠ NP

8 months ago 52 5 1 0
Some thoughts on journals, refereeing, and the P vs NP problem A guest post by Eric Allender prompted by an  (incorrect) P ≠ NP proof   recently published  in Springer Nature's Frontiers of Computer Scie...

Springer publishes a P ≠ NP "proof" and Eric Allender has words to say.

blog.computationalco...

8 months ago 43 15 2 5