nate and the others are right when they say: "no one is driving the bus". there is not a single root cause, or even a comprehensible combination of root causes, to any of this, you can simply "address" and let it RIP. sure, first we must accept the complex systems nature of it all. but once you […]
The Coupling Never Switches Off
Markets don't suddenly synchronise during crises.
They were always coupled. The crisis just moved where on the spectrum they sat.
Episode 2 is live. atstradingsolutions.com/the-fractals...
#TheFractalsOfFinance #TrendFollowing #ComplexSystems #QuantitativeFinance
We didn’t lose colors.
We stopped using them.
What if this isn’t taste …
but a measurable collapse of choice?
doi.org/10.5281/zeno... #CRTI #complexsystems 🖖
Belgrade School of Complex Systems 2026
Application deadline: April 11
#BeComplex2026 #School #ComplexSystems #Transdiciplinary ./6
www.complexitycat.org/posts/belgra...
Early warning signals don’t always fail because of noise …
sometimes they’re simply invisible.
A structural detectability limit: alignment determines what we can see. doi.org/10.5281/zeno... #ComplexSystems #EWS 🖖
If early warning signals fail, is it really noise …
or the geometry of observation?
A dissertation summary shows: signals vanish when alignment is lost. doi.org/10.5281/zeno... #ComplexSystems #EWS #CriticalTransitions 🖖
If early warning signals fail, is it noise — or geometry?
A detectability bound shows: signals vanish when alignment is lost.
doi.org/10.5281/zenodo.19329813 #EWS #ComplexSystems 🖖
Can plasticity -a system’s capacity for change- be quantified before change occurs?
Plasticity is here formalized as a priori network quantity, reframing it as a prospective, predictive tool for complex systems
Comments welcome
📂 arxiv.org/abs/2603.25180
#ComplexSystems #Plasticity #Neuroscience
Bernd von Mallinckrodt D @vonmallinck... • jetzt Was wie #stabileRealität erscheint, ... ist oft nur eine Perspektive... die zeigt, dass Struktur, Wahrnehmung und Projektion auseinanderfallen können, zwischen sichtbarer Dynamik und verborgener Zustandsgeometrie. Eine neue Perspektive? #Mallinckrodt-Zyklus, #OntologieDerSchwingung, #CRTI, #PID🖖
Was wie #stabileRealität erscheint,
ist oft nur eine Perspektive.
Nicht die sichtbare Dynamik täuscht …
sondern die Projektion, die ihre Struktur verbirgt.
Das ist kein Wahrnehmungsfehler.
Es ist Systemarchitektur.
#CRTI #PID #ComplexSystems 🖖
A gentle reminder - the seminar is scheduled for upcoming monday evening at 19:30 IST. #ComplexSystems #webinarinvite #Zoomcodes #ComplexNetworks #IITMadras #NYU #PIK #ITCP #Turbulence #BoundaryLayer #NumericalMethods #ComputionalFluidDynamics #Bifurcation #NonlinearDynamics #FluidMechanics
#complexsystems community: Any books on game theory for kids you’d recommend?
www.theguardian.com/commentisfre... #globalfoodsupply #foodsupplyrisks #Complexsystems #massstarvation #justintimesupply #supplychains
#ArtificialLife #AgenticAI #ComplexSystems #AISafety #AISecurity #Emergence #TrustworthyAI #CallForContributions 🦀
Co-organized with Reiji Suzuki, @kl4sp.bsky.social, Michael Riegler, Kazuya Horibe, Keita Nashimoto
Systems don’t just collapse …
they can be tested before they do.
This pre-registered pipeline defines a falsification-first empirical test of the #CRTI framework on the Peter Lake regime shift dataset. doi.org/10.5281/zeno... #EarlyWarning #DynamicalSystems #ComplexSystems
🖖
Systems rarely collapse out of nowhere …
they cross invisible boundaries first.
This paper shows why those boundaries must exist in competitive adaptive systems and how a simple index T = R/\Phi can locally signal proximity. doi.org/10.5281/zeno... #ComplexSystems #EarlyWarning #DynamicalSystems 🖖
![A conceptual infographic illustrating the reduction of multi-dimensional complexity to a one-dimensional scalar. On the left, a colorful, intricate network labeled "THE RICH, MULTIDIMENSIONAL DATA LATTICE (Rⁿ)" with nodes representing "CO₂ SEQUESTRATION," "CREATIVE OUTPUT," "COMMUNITY TRUST," "BIODIVERSITY COEFFICIENT," and "FAMILY WELLBEING," and an arrow pointing to "n-dimensionality complexity, tensors." This complex network enters a cylindrical filter, labeled with various mathematical formulas like (∇•v) = and ∂/∂t ∇[A][x] = [b], showing a conversion function f: Rⁿ -> R¹. On the right, a single grey horizontal line labeled "THE ECONOMIC SCALAR (R¹)" with a pointer and a grey text box that reads "Value: 42." At the bottom, a text box states: "REDUCING NON-LINEAR COMPLEXITY TO A SCALAR IS MASSIVE MATHEMATICAL INFORMATION LOSS" and "FROM Rⁿ TO R¹: THE COLLAPSE OF STATE SPACE."
@nntaleb.bsky.social @veritasium.bsky.social
@jasonhickel.bsky.social
@billmckibben.bsky.social
@sfiscience.bsky.social
@yaneerbaryam.bsky.social
@johncarlosbaez.bsky.social
@hossenfelder.bsky.social
@katecrawford.bsky.social](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:ljt6iatbqg4syhw3py5zuj56/bafkreiffppbvvu4bogqyjq2lsxhdzvuqxwyhp7uubzgg25smq3zj5anf4u)
A conceptual infographic illustrating the reduction of multi-dimensional complexity to a one-dimensional scalar. On the left, a colorful, intricate network labeled "THE RICH, MULTIDIMENSIONAL DATA LATTICE (Rⁿ)" with nodes representing "CO₂ SEQUESTRATION," "CREATIVE OUTPUT," "COMMUNITY TRUST," "BIODIVERSITY COEFFICIENT," and "FAMILY WELLBEING," and an arrow pointing to "n-dimensionality complexity, tensors." This complex network enters a cylindrical filter, labeled with various mathematical formulas like (∇•v) = and ∂/∂t ∇[A][x] = [b], showing a conversion function f: Rⁿ -> R¹. On the right, a single grey horizontal line labeled "THE ECONOMIC SCALAR (R¹)" with a pointer and a grey text box that reads "Value: 42." At the bottom, a text box states: "REDUCING NON-LINEAR COMPLEXITY TO A SCALAR IS MASSIVE MATHEMATICAL INFORMATION LOSS" and "FROM Rⁿ TO R¹: THE COLLAPSE OF STATE SPACE." @nntaleb.bsky.social @veritasium.bsky.social @jasonhickel.bsky.social @billmckibben.bsky.social @sfiscience.bsky.social @yaneerbaryam.bsky.social @johncarlosbaez.bsky.social @hossenfelder.bsky.social @katecrawford.bsky.social
Pricing is mathematically a projection from ℝⁿ → ℝ¹.
Imagine describing physics using only velocity.
You’d miss almost everything. No model would work using this approach.
#Math #ComplexSystems #EconSky
"Optimizing classroom assignments to minimize epidemiological risk: the sibling rewiring problem"
www.linkedin.com/feed/update/...
@UBUinvestiga @adingor @Comsotec @insisoc @josemgalan6 @virginia_ahedo
@nchsantos @Silvidf_10
#Optimization #DataScience #ComplexSystems #Education #Epidemiology
Our #ComplexSystemsToolkit knowledge article outlines the core competencies required for engineering students to effectively engage with complex systems.
#ComplexSystems #ComplexSystemsToolkit #SystemsThinking #Engineering #Engineer #Education #HigherEducation #Teaching
What makes this study especially timely is that it asks a question that is becoming central for AI: what happens when we stop looking at a single intelligent agent in isolation and start looking at many of them interacting as a collective?
#ComplexSystems #AI
2/
Looking forward to working on #AdaptiveManagement at the #ComplexSystems Summer School at @sfiscience.bsky.social ! Re-reading @melaniemitchell.bsky.social and spending the next couple of months trying to become minimally fluent in the mathematical and computational side of the science.
Congratulations to Noam Abadi on defending her PhD at the University of Groningen
Her thesis, “Maximum caliber networks: Theoretical tools for complex systems,”
Congrats to the new doctor and supervisors!
🔗 www.rug.nl/about-ug/lat...
#PhDDefense #ComplexSystems
In the latest Beyond the Edge seminar, Tiago P. Peixoto presented recent work entitled “Graphs are maximally expressive for higher-order interactions” (with Leto Peel, Thilo Gross, and Manlio De Domenico).
Watch it here:
youtu.be/2Czu8Bf9qWw?...
#NetworkScience #ComplexSystems
Dynamical indicators (autocorrelation, biomass trajectory) detect fisheries collapse 6–10 years earlier than classical reference points …
while AUC is already saturated. contribution isn’t better classification, it’s earlier detection.
doi.org/10.5281/zeno... #earlywarning #complexsystems 🖖
Chaos is not the absence of structure.
It’s structure not yet understood.
Emergence isn’t random.
It happens when a system finds a stable basin.
doi.org/10.5281/zeno...
#AI #ComplexSystems #Emergence
People talk about “introspection.”
I’d rather measure trajectory drift.
New short preprint + deterministic demo: systems can look valid step to step while losing coherence over time.
Paper: zenodo.org/records/1907...
Demo: github.com/putmanmodel/...
#AI #ComplexSystems #TemporalDynamics
This month, CTCS (IIT Madras) & @pik-potsdam.bsky.social present a webinar
📢: The asymptotic state of decaying turbulence
🎙️: Prof. K. R. Sreenivasan, @nyu.edu
📅: March 30 |⏰19:30 IST | 16:00 CEST | 10:00 EDT
🔗: us06web.zoom.us/webinar/regi...
#phd #ComplexSystems #Turbulence #NonlinearDynamics #NYU
Takeaway:
Small changes in how students are assigned can:
✔️ Reduce epidemic risk
✔️ Keep solutions fair
✔️ Be practical for real schools
👉 Network science can inform better educational policies
#ComplexSystems #Epidemiology #AI
Our #ComplexSystemsToolkit knowledge article “Engineering complex systems glossary” contains definitions of key terms relevant to Engineered Complex Systems.
epc.ac.uk/toolkit/comp...
#ComplexSystems #SystemsThinking #Engineering #Engineer #Education #HigherEducation #Teaching #HigherEd
ALIFE 2026 | Call for Papers
Submission deadline: March 30
#ALIFE2026 #Conference #ALife #ComplexSystems #Modeling #Simulation #Lifelike ./20
www.complexitycat.org/posts/ALIFE-...
