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@timbray@cosocial.ca
2026-01-18 06:39:44

Here’s an interesting little curio. Was hanging at a friend's place and the conversation wandered to ancient times; when she was 16, an upstate-New-York girl, she took off with a carload of friends and went to Woodstock. She pulled out an original program, dropped from a helicopter near stage-front, and her ticket, uncanceled because by the time they got there the systems had broken down.

A back-and-white background page with a photo of and lyrical quotation from Richie Havens:

paint
the frescoed images by way
of harsh black grandeur
and sliding harkening will' o worlds
to further parts of haven

Lying on that page, an original three-day ticket to Woodstock Music and Arts fair August 15, 16, 17, 1969. 

Price $24 ($8/day).
@NFL@darktundra.xyz
2025-11-18 18:24:48

Rankings for Week 12 espn.com/fantasy/football/stor

U.S. policy in Latin America has long been shaped by business interests
— but rarely with today’s level of openness (thread) ⬇️
skywriter.blue/pages/did:plc:s

@cheeaun@mastodon.social
2025-11-18 11:49:33

Cool. news.ycombinator.com/item?id=4

Screenshot of Phanpy.social on Mobile Safari, showing Cloudflare’s Internal server error page
@qurlyjoe@mstdn.social
2025-11-18 20:11:55

(And they eat garbage.)
Rules of the game:
- Grab the nearest book.
- Turn to page 42
- Find the 2nd sentence
- Post the sentence in a toot with the hashtag & write the rules as a comment to it
- Don't look for your favourite, coolest or wittiest book. Go for the closest.
#page42

@pre@boing.world
2025-12-18 09:22:01

Added a zoom level to the Category page on the Exocortex-Log app. Can make the graphs look a lot cleaner now.
Looking back over the last 100 months here, we can see in general my social life is quite seasonal -- Festivals are a lot of social all weekend long and a couple of them in a month really bumps up the hours from my usual habit of sitting alone in a dark room pressing buttons.
The peak in 2019 is a summer filled with Glasto and Noisily and another festival or camping trip I don’t seem to have recorded the name of.
Then clearly visible is the drop-off in social activity as the COVID pandemic hit. Virtual-Social (IE zoom meetings and the like) picked up quite a bit around there but had died back to almost nothing way before the hours spent with actual people started to tick up.
Annoyingly, I have my biggest gap in data right on top of the pandemic there, where I failed to back up for months and then data became corrupted.
When the data-hole is over we see social life still not really returning until the middle of 2021 and not really getting back into stride until summer 2022.
It remains much lower now on average with lower peaks than before the pandemic too. Multiple reasons.
Work is pretty constant all the way though other than the data-hole. Dipping when I take time off for social mostly.
That data-hole is annoying. Back up your data kids.
#lifeLog #app #exocortexLog

@arXiv_mathCO_bot@mastoxiv.page
2026-01-19 09:31:12

The rank-nullity ring of a matroid
Tara Fife, Eline Mannino, Felipe Rinc\'on
arxiv.org/abs/2601.11246 arxiv.org/pdf/2601.11246

@scott@carfree.city
2025-11-19 04:01:15

Mayor Lurie's litmus tests for D4 appointees:
1. Family Zoning Plan
2. Great Highway/Prop K
3. Police drones
missionlocal.org/2025/11/sf-di

@emilis@social.linux.pizza
2025-12-19 14:42:31

Today's find on Wikipedia:
#uselessfacts

Screenshot from a Wikipedia page: The maximum size of an Acrobat PDF page, superimposed on a map of Europe.
Roughly covers ~60% of Germany.
@Mediagazer@mstdn.social
2025-12-18 11:45:57

Analysis: music copyright's global value rose 5.2% YoY to a record $47.2B in 2024; the revenue split favored labels and artists at 62%, above songwriters' 38% (Will Page/Pivotal Economics)
pivotaleconomics.com/undercurr

@aral@mastodon.ar.al
2025-11-17 09:19:45

“TABS [by Mozilla] pulls exactly the data you need—from HTML to Markdown to JSON—using the fastest, most efficient method for each page. It adapts to the structure and complexity of the site, staying stealthy and reliable so your [AI] agents always get what they need without friction.”
Ethical Stealthy AI Scraping (tm) by Mozilla.
#Mozilla

@thomasfuchs@hachyderm.io
2026-01-16 11:58:36

Has anyone made a good video on the obscure IBM System 9000?
It's a 68000-based architecture that can support "large amounts of RAM", the article brags about "as much 2 megabytes".
archive.org/details/byte-magaz

@netzschleuder@social.skewed.de
2025-12-16 09:00:04

edit_wikinews: Wikipedia news edits (2010)
Two bipartite user-page networks extracted from Wikipedia, about news events. A user connects to a page if that user edited that page. Edits (edges) are timestamped. Edge weights represent counts of the number of edits.
This network has 10072 nodes and 235204 edges.
Tags: Informational, Web graph, Multigraph, Timestamps

edit_wikinews: Wikipedia news edits (2010). 10072 nodes, 235204 edges. https://networks.skewed.de/net/edit_wikinews#tr

Physicist Yoichiro Nambu
(南部 陽一郎) was born #OTD in 1921.
He developed a theory of spontaneous symmetry breaking
to explain superconductivity,
paving the way for electroweak symmetry breaking via the Higgs mechanism in the Standard Model

@metacurity@infosec.exchange
2025-11-17 09:35:25

RE: infosec.exchange/@metacurity/1
Check out the ICIJ's page posting a series of articles and videos on their investigation. Kudos to everyone.

@arXiv_mathCO_bot@mastoxiv.page
2026-01-19 09:26:02

Highly regular vertex-transitive graphs are globally rigid
Angelo El Saliby
arxiv.org/abs/2601.11240 arxiv.org/pdf/2601.11240

@jacob@mountaincommunity.co
2026-01-17 07:05:09
Cool to see @… 's enshittification on the front page of RNZ: https://www.rnz.co.nz/news/on-the-inside/581142/how-internet-became-enshittified-and-how-to-fix-it
@shaun@mastodon.xyz
2025-12-17 04:27:23

Wrong.
#google #ai #slop

A Google search results page for an IP address in 4.2.96.0/24. Google's extremely artificial and totally unintelligent "ai" overview claims that IP somehow falls within 4.2.2.1 - 4.2.2.6 and is one of the level3 DNS servers. All wrong.
@azonenberg@ioc.exchange
2026-01-15 22:22:57

This gives me great confidence in the local educational system.

Community report from the local school district. The cover features a probably stock photo of a woman wearing blue lab gloves and looking into a microscope
Closeup showing "lorem ipsum" text all over the page

New radio observations show that a supermassive black hole shot out plasma jets at a large fraction of the speed of light,
paused for 100 million years,
then roared back to life.
ras.ac.uk/news-and-press/resea

@Xavier@infosec.exchange
2026-01-16 16:51:34

The #ICE wiki is back up. It was under DDOS attack yesterday, but it's back up now.
The ICE List Wiki is a public, verifiable record of immigration enforcement activity in the United States.
It documents incidents, agencies, individuals, facilities, vehicles, and legal authorities involved in enforcement operations. Entries are structured, sourced, and timestamped to support verifi…

@arXiv_mathCO_bot@mastoxiv.page
2026-01-19 09:19:12

Polynomization of Sun's Conjecture
Bernhard Heim und Markus Neuhauser
arxiv.org/abs/2601.11226 arxiv.org/pdf/2601.11226

@stiefkind@mastodon.social
2025-11-16 09:21:36

Damals, als Kommandozeilentools noch mit einer echten Man-Page kamen. Das war schön. #uxfromhell

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 09:11:02

Parity Nonconservation in Rb and Sr$^ $ due to Low-Mass Vector Boson
V. A. Dzuba, V. V. Flambaum, G. K. Vong
arxiv.org/abs/2512.12882 arxiv…

@arXiv_csGT_bot@mastoxiv.page
2025-12-09 15:38:28

Replaced article(s) found for cs.GT. arxiv.org/list/cs.GT/new
[1/1]:
- Cumulative Games: Who is the current player?
Urban Larsson, Reshef Meir, Yair Zick
arxiv.org/abs/2005.06326
- Contest Design with Threshold Objectives
Edith Elkind, Abheek Ghosh, Paul W. Goldberg
arxiv.org/abs/2109.03179
- Deep Learning Meets Mechanism Design: Key Results and Some Novel Applications
V. Udaya Sankar, Vishisht Srihari Rao, Y. Narahari
arxiv.org/abs/2401.05683 mastoxiv.page/@arXiv_csGT_bot/
- Charting the Shapes of Stories with Game Theory
Daskalakis, Gemp, Jiang, Leme, Papadimitriou, Piliouras
arxiv.org/abs/2412.05747 mastoxiv.page/@arXiv_csGT_bot/
- Computing Evolutionarily Stable Strategies in Multiplayer Games
Sam Ganzfried
arxiv.org/abs/2511.20859 mastoxiv.page/@arXiv_csGT_bot/
- Autodeleveraging: Impossibilities and Optimization
Tarun Chitra
arxiv.org/abs/2512.01112 mastoxiv.page/@arXiv_csGT_bot/
- Static Pricing Guarantees for Queueing Systems
Jacob Bergquist, Adam N. Elmachtoub
arxiv.org/abs/2305.09168 mastoxiv.page/@arXiv_csDS_bot/
- Game of arrivals at a two queue network with heterogeneous customer routes
Agniv Bandyopadhyay, Sandeep Juneja
arxiv.org/abs/2310.18149 mastoxiv.page/@arXiv_csPF_bot/
- Characterization of Priority-Neutral Matching Lattices
Clayton Thomas
arxiv.org/abs/2404.02142 mastoxiv.page/@arXiv_econTH_bo
- Seven kinds of equivalent models for generalized coalition logics
Zixuan Chen, Fengkui Ju
arxiv.org/abs/2501.05466 mastoxiv.page/@arXiv_csLO_bot/
- Matching Markets Meet LLMs: Algorithmic Reasoning with Ranked Preferences
Hadi Hosseini, Samarth Khanna, Ronak Singh
arxiv.org/abs/2506.04478 mastoxiv.page/@arXiv_csAI_bot/
toXiv_bot_toot

@Techmeme@techhub.social
2026-01-07 04:21:10

Filing: Larry Page moved assets out of California ahead of the proposed CA wealth tax, meeting an end-of-2025 deadline; a source said he has left the state (Hugh Langley/Business Insider)
businessinsider.com/larry-page

@arXiv_mathCO_bot@mastoxiv.page
2026-01-19 09:03:02

Bond Polytope under Vertex- and Edge-sums
Petr Kolman, Hans Raj Tiwary
arxiv.org/abs/2601.11119 arxiv.org/pdf/2601.11119

@digitalnaiv@mastodon.social
2025-12-09 19:00:25

X ist eine Nazikneipe: Löscht Twitter! @JanSkudlarek ruft erneut zum #eXit auf: „X ist eine Nazikneipe.“ Wer Anstand hat, verlässt den Laden – und löscht Twitter. Statt Applaus für „freien Diskurs“ herrscht dort rechte Hetze als Hausmusik. Zeit für einen klaren Schnitt. 👉

@lysander07@sigmoid.social
2026-01-15 11:13:17

The CfP for the 3rd International Workshop of Semantic Digital Humanities is out!
submission deadline for papers & panels: March 3, 2026
webpage: #semanticweb

Webpage of the SemDH WOrkshop 2026, co-located with ESWC2026 in Dubrovnik, Croatia. The web page shows a scenic view of the Adriatic coast in Croatia.
@wandklex@mastodon.art
2025-11-12 19:47:09

Ein paar sind noch da - Farbschlag wählbar. ((ich möchte mit dem hier jemanden grüßen)) Handgemalte äwandklexschmuck Galaxien.
Zu finden hier: wandklex.art/page/galaxien-abs.)

@rafa_font@mastodon.online
2025-12-15 13:05:15

Hey Mastodon, can you please help me out here?
Which is the best *free tool* to organise a community of school parents in Italy?
For now they consider a GoogleDoc for documentation (just 4-5 pages for now) a Facebook page (to organise the discussions in threads). I'd like to propose a free alternative
People involved could be 10-30. There should be some sort of collaborative document management (like a wiki), and ideally a space for discussion (like a forum).
Id…

@Defiance@sfba.social
2026-01-19 03:15:04

Free entry to a lot of CA state parks on MLK Day! 😃
#StateParks #nature #outdoors #hiking

@bourgwick@heads.social
2025-12-09 02:20:10

dub: a step by step guide, by dennis matumbi/bovell, december '77, via this wonderful stack of '70s #reggae & #dub coverage posted by @…

full page clipping from Sounds
@kubikpixel@chaos.social
2025-12-13 07:05:31

The HTML-First Approach: Why htmx and Lightweight Frameworks Are Revolutionizing Web Development
📊 #html

@fanf@mendeddrum.org
2025-12-09 03:08:04

is wikipedia’s “skin” setting supposed to have any effect? everything looks the same whatever i choose
(tiny font size, page cannot be zoomed to less than 110% screen width)

screenshot of wikipedia appearance preferences for logged-in users
@servelan@newsie.social
2025-11-09 04:55:23

"There is a paragraph on page 22 of the Trump administration's appeal of a federal judge's requirement that it make full November SNAP payments that has to be seen to be believed.
The opening sentence asserts that "the district court's order threatens significant and irreparable harm to the government which outweighs any claimed injury to plaintiffs."
**In SNAP appeal, Trump admin says it faces more harm than those without food**
msn.com/en-us/news/politics/in

@piger@mastodon.social
2026-01-15 22:39:50

added hn and lobsters to the dns deny list. Firefox "failed to load page" will be my reminder that even staring at the wall will be more useful than reading those 2 sites

@pbloem@sigmoid.social
2025-12-08 16:53:29

So, so many of these.
nicchan.me/blog/the-f-off-cont

@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:29:46

Quantative universality for cokernels of matrices with symmetries
Jiahe Shen
arxiv.org/abs/2601.09704 arxiv.org/pdf/2601.09704

@arXiv_csCV_bot@mastoxiv.page
2025-12-12 11:50:09

Crosslisted article(s) found for cs.CV. arxiv.org/list/cs.CV/new
[1/1]:
- CC-GRMAS: A Multi-Agent Graph Neural System for Spatiotemporal Landslide Risk Assessment in High ...
Mihir Panchal, Ying-Jung Chen, Surya Parkash

@BBC6MusicBot@mastodonapp.uk
2026-01-18 22:26:18

🇺🇦 #NowPlaying on #BBC6Music's #DreamTime
Front Page Leslie:
🎵 Fallen Angels
#FrontPageLeslie
molideltro.bandcamp.com/track/
open.spotify.com/track/2j5HBOw

@mgorny@social.treehouse.systems
2026-01-09 17:41:24

> As a long-time Arch user all I can say is that (at least in my experience) #Gentoo requires so little maintenance compared to Arch and if I have a problem there is a wiki page for everything (literally).
#ArchLinux is much more demanding. And now I hide…

@arXiv_physicsgeoph_bot@mastoxiv.page
2025-12-16 09:57:02

MicroPhaseNO: Adapting an Earthquake-Trained Phase Neural Operator for Microseismic Phase Picking
Ayrat Abdullin, Umair bin Waheed, Leo Eisner, Naveed Iqbal
arxiv.org/abs/2512.13197

@usul@piaille.fr
2026-01-13 02:47:13

C'est quoi l'intérêt de cette page ?
Valérie Orsoni — Wikipédia
#wikipedia

@gwire@mastodon.social
2026-01-09 09:08:55

I would have hoped that LLMs and the like would have at least caused organisations to rethink presenting information in the form of a "Frequently Asked Questions" page.
You don't need to anticipate the form of questions, you just need to provide relevant information.

@andres4ny@social.ridetrans.it
2026-01-08 18:33:12

RE: mastodon.social/@404mediaco/11
Most apps could easily be a web page. Instead, we're training people to install apps for everything. Those apps includes pieces of location tracking that are theoretically for advertisers, b…

@arXiv_mathHO_bot@mastoxiv.page
2025-11-13 12:09:09

Replaced article(s) found for math.HO. arxiv.org/list/math.HO/new
[1/1]:
- Carl St{\o}rmer and his Numbers
Matthew Kroesche, Lance L. Littlejohn, Graeme Reinhart

@arXiv_qbioNC_bot@mastoxiv.page
2025-12-09 08:09:07

[2025-12-09 Tue (UTC), 3 new articles found for q-bio.NC Neurons and Cognition]
toXiv_bot_toot

@ingo@social.stuetzle.cc
2026-01-05 08:05:30

Lesenswerter Post von @… zu #Venezuela
steady.page/d…

@grahamperrin@bsd.cafe
2025-12-09 00:55:33

@… definitely, the meanings of CURRENT, STABLE and RELEASE should be more obvious – without people needing to veer off into FAQ or whatever.
Plastering multiple download options on the front page of the main FreeBSD website is, IMHO, not good use of space (there should be modern calls to action (CTAs)). The multi-plastering is a hangover from an era whe…

@arXiv_statML_bot@mastoxiv.page
2025-11-14 09:16:40

Continuum Dropout for Neural Differential Equations
Jonghun Lee, YongKyung Oh, Sungil Kim, Dong-Young Lim
arxiv.org/abs/2511.10446 arxiv.or…

@arXiv_mathOC_bot@mastoxiv.page
2025-11-14 09:58:00

Measuring dissimilarity between convex cones by means of max-min angles
Welington de Oliveira, Valentina Sessa, David Sossa
arxiv.org/abs/2511.10483 arxiv.org/pdf/2511.10483 arxiv.org/html/2511.10483
arXiv:2511.10483v1 Announce Type: new
Abstract: This work introduces a novel dissimilarity measure between two convex cones, based on the max-min angle between them. We demonstrate that this measure is closely related to the Pompeiu-Hausdorff distance, a well-established metric for comparing compact sets. Furthermore, we examine cone configurations where the measure admits simplified or analytic forms. For the specific case of polyhedral cones, a nonconvex cutting-plane method is deployed to compute, at least approximately, the measure between them. Our approach builds on a tailored version of Kelley's cutting-plane algorithm, which involves solving a challenging master program per iteration. When this master program is solved locally, our method yields an angle that satisfies certain necessary optimality conditions of the underlying nonconvex optimization problem yielding the dissimilarity measure between the cones. As an application of the proposed mathematical and algorithmic framework, we address the image-set classification task under limited data conditions, a task that falls within the scope of the \emph{Few-Shot Learning} paradigm. In this context, image sets belonging to the same class are modeled as polyhedral cones, and our dissimilarity measure proves useful for understanding whether two image sets belong to the same class.
toXiv_bot_toot

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-08 12:17:11

Replaced article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Imaging atomic scattering potential in centroidal diffraction of elastic electrons
R. Aiswarya, Jobin Jose, Nenad Simonovi\'c, Bratislav P. Marinkovi\'c, Himadri S. Chakraborty
arxiv.org/abs/2507.04466 mastoxiv.page/@arXiv_physicsat
- Nonadiabatic corrections to electric quadrupole transition rates in H$_2$
Krzysztof Pachucki, Micha{\l} Si{\l}kowski
arxiv.org/abs/2511.02716 mastoxiv.page/@arXiv_physicsat
- Demonstration of magic dressing of $^3$He
Raymond Tat
arxiv.org/abs/2512.02443 mastoxiv.page/@arXiv_physicsat
- First observation and measurement of the ${}^{198}\text{Hg}$ bosonic transition in an optical lat...
Zyskind, Laupr\^etre, Shang, Pointard, Le Targat, Lodewyck, Bize
arxiv.org/abs/2512.04920 mastoxiv.page/@arXiv_physicsat
- Two-Mode Bosonic State Tomography with Single-Shot Joint-Parity Measurement of a Trapped Ion
Honggi Jeon, Jiyong Kang, Wonhyeong Choi, Kyunghye Kim, Jaehun You, Taehyun Kim
arxiv.org/abs/2506.12628 mastoxiv.page/@arXiv_quantph_b
- Phase-locked amplification enhanced by spin squeezing
Yan Zhang, Jing Zhang, Hou Ian
arxiv.org/abs/2507.02278 mastoxiv.page/@arXiv_quantph_b
- Temperature-Dependent Evolution of Coherence, Entropy, and Photon Statistics in Photoluminescence
Tomer Bar Lev, Carmel Rotschild
arxiv.org/abs/2508.01953 mastoxiv.page/@arXiv_physicsop
- Application of Quantum Annealing to Computation of Molecular Properties
Pradyot Pritam Sahoo, V. S. Prasannaa, B. P. Das
arxiv.org/abs/2508.12779 mastoxiv.page/@arXiv_quantph_b
toXiv_bot_toot

@netzschleuder@social.skewed.de
2026-01-09 00:00:03

edit_wikiquote: Wikiquote edits (2010)
A bipartite user-page network extracted from Wikiquotes. A user connects to a page if that user edited that page. Edits (edges) are timestamped. Edge weights represent counts of the number of edits.
This network has 2277 nodes and 8672 edges.
Tags: Informational, Web graph, Multigraph, Timestamps

edit_wikiquote: Wikiquote edits (2010). 2277 nodes, 8672 edges. https://networks.skewed.de/net/edit_wikiquote#sr
@digitalnaiv@mastodon.social
2026-01-09 08:51:00

Brand Visibility in AI cartoon - Marketoonist | Tom Fishburne marketoonist.com/2026/01/brand

@NFL@darktundra.xyz
2025-12-09 18:34:36

Rankings for Week 15 espn.com/fantasy/football/stor

@azonenberg@ioc.exchange
2025-12-09 15:27:33

Yep, the PNW rainy season has arrived.
#wawx

NWS forecast calling for about two inches of rain between today and tomorrow
Same forecast page but in SI units, estimating up to 50mm of rain in the same time period
@arXiv_csGT_bot@mastoxiv.page
2025-12-09 13:25:19

Crosslisted article(s) found for cs.GT. arxiv.org/list/cs.GT/new
[1/1]:
- AI-Generated Compromises for Coalition Formation: Modeling, Simulation, and a Textual Case Study
Eyal Briman, Ehud Shapiro, Nimrod Talmon
arxiv.org/abs/2512.05983 mastoxiv.page/@arXiv_csMA_bot/
- Going All-In on LLM Accuracy: Fake Prediction Markets, Real Confidence Signals
Michael Todasco
arxiv.org/abs/2512.05998
- Small-Gain Nash: Certified Contraction to Nash Equilibria in Differentiable Games
Vedansh Sharma
arxiv.org/abs/2512.06791 mastoxiv.page/@arXiv_csLG_bot/
- Characterizing Lane-Changing Behavior in Mixed Traffic
Sungyong Chung, Alireza Talebpour, Samer H. Hamdar
arxiv.org/abs/2512.07219 mastoxiv.page/@arXiv_csMA_bot/
- Understanding LLM Agent Behaviours via Game Theory: Strategy Recognition, Biases and Multi-Agent ...
Kiet Huynh, et al.
arxiv.org/abs/2512.07462 mastoxiv.page/@arXiv_csMA_bot/
- Optimal Auction Design under Costly Learning
Kemal Ozbek
arxiv.org/abs/2512.07798 mastoxiv.page/@arXiv_econTH_bo
toXiv_bot_toot

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:09:25

On 3-Connected Planar Graphs with Unique Orientable Circuit Double Covers
Meike Wei{\ss}, Reymond Akpanya, Alice C. Niemeyer
arxiv.org/abs/2601.10171

@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:29:36

Gene genealogies in haploid populations evolving according to sweepstakes reproduction
Bjarki Eldon
arxiv.org/abs/2601.09537 arxiv.org/pdf/…

@arXiv_physicsgeoph_bot@mastoxiv.page
2025-12-16 09:37:02

Assessment Of Selected Trace Elements Concentration in Eleyele Lake-Water, Ibadan South Western Nigeria
Ifeoluwa Oluwatosin Kunle-John, Segun P. Michaels, Edith N. Okay
arxiv.org/abs/2512.13189

@Mediagazer@mstdn.social
2025-12-13 04:02:00

R. Bruce Dold, a Pulitzer Prize-winning journalist at the Chicago Tribune, where he became editor-in-chief and publisher, is dead at 70 (Trip Gabriel/New York Times)
nytimes.com/2025/12/11/us/poli

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-09 16:19:22

Replaced article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Perturbation-assisted Observation of the Lowest Vibrational Level of the $\mathrm{b}^{3}\Pi_{0}$ ...
Yang, Nie, Yu, Liu, Avalos, He, Klos, Kotochigova, Dieckmann
arxiv.org/abs/2510.17166 mastoxiv.page/@arXiv_physicsat
- Direct Measurement of the $5s5p\,{}^1P_1 \to 5s4d\,{}^1D_2$ Decay Rate in Strontium
Naohiro Okamoto, Takatoshi Aoki, Yoshio Torii
arxiv.org/abs/2510.22184 mastoxiv.page/@arXiv_physicsat
- Turbulence and far-from-equilibrium equation of state of Bogoliubov waves in Bose-Einstein Conden...
Ying Zhu, Giorgio Krstulovic, Sergey Nazarenko
arxiv.org/abs/2408.15163 mastoxiv.page/@arXiv_condmatqu
- Observation of quantum free fall and the consistency with the equivalence principle
Or Dobkowski, et al.
arxiv.org/abs/2502.14535 mastoxiv.page/@arXiv_quantph_b
- Microwave-field quantum metrology with inherent robustness against detection losses enabled by Ry...
Kurzyna, Niewelt, Mazelanik, Wasilewski, Demkowicz-Dobrza\'nski, Parniak
arxiv.org/abs/2505.01506 mastoxiv.page/@arXiv_quantph_b
toXiv_bot_toot

@arXiv_statML_bot@mastoxiv.page
2025-11-14 09:06:30

Operator Models for Continuous-Time Offline Reinforcement Learning
Nicolas Hoischen, Petar Bevanda, Max Beier, Stefan Sosnowski, Boris Houska, Sandra Hirche
arxiv.org/abs/2511.10383

@arXiv_mathOC_bot@mastoxiv.page
2025-11-14 09:51:50

Riccati-ZORO: An efficient algorithm for heuristic online optimization of internal feedback laws in robust and stochastic model predictive control
Florian Messerer, Yunfan Gao, Jonathan Frey, Moritz Diehl
arxiv.org/abs/2511.10473 arxiv.org/pdf/2511.10473 arxiv.org/html/2511.10473
arXiv:2511.10473v1 Announce Type: new
Abstract: We present Riccati-ZORO, an algorithm for tube-based optimal control problems (OCP). Tube OCPs predict a tube of trajectories in order to capture predictive uncertainty. The tube induces a constraint tightening via additional backoff terms. This backoff can significantly affect the performance, and thus implicitly defines a cost of uncertainty. Optimizing the feedback law used to predict the tube can significantly reduce the backoffs, but its online computation is challenging.
Riccati-ZORO jointly optimizes the nominal trajectory and uncertainty tube based on a heuristic uncertainty cost design. The algorithm alternates between two subproblems: (i) a nominal OCP with fixed backoffs, (ii) an unconstrained tube OCP, which optimizes the feedback gains for a fixed nominal trajectory. For the tube optimization, we propose a cost function informed by the proximity of the nominal trajectory to constraints, prioritizing reduction of the corresponding backoffs. These ideas are developed in detail for ellipsoidal tubes under linear state feedback. In this case, the decomposition into the two subproblems yields a substantial reduction of the computational complexity with respect to the state dimension from $\mathcal{O}(n_x^6)$ to $\mathcal{O}(n_x^3)$, i.e., the complexity of a nominal OCP.
We investigate the algorithm in numerical experiments, and provide two open-source implementations: a prototyping version in CasADi and a high-performance implementation integrated into the acados OCP solver.
toXiv_bot_toot

Did California lose Larry Page?
The Google and Alphabet cofounder, who left day-to-day operations in 2019,
has seen his net worth soar in the years since
—from around $50 billion at the time of his departure to somewhere approximating $260 billion today.
(Leaving his job clearly didn’t hurt his wallet.)
Last year, a proposed ballot initiative in California threatened billionaires like Page with a one-time 5 percent wealth tax
—prompting some of them to con…

@netzschleuder@social.skewed.de
2025-11-09 05:00:03

edit_wikiquote: Wikiquote edits (2010)
A bipartite user-page network extracted from Wikiquotes. A user connects to a page if that user edited that page. Edits (edges) are timestamped. Edge weights represent counts of the number of edits.
This network has 3929 nodes and 20595 edges.
Tags: Informational, Web graph, Multigraph, Timestamps

edit_wikiquote: Wikiquote edits (2010). 3929 nodes, 20595 edges. https://networks.skewed.de/net/edit_wikiquote#vi
@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:22:36

On lower bounds for hypergeometric tails
Jianhang Ai, Christos Pelekis
arxiv.org/abs/2601.09485 arxiv.org/pdf/2601.09485

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 14:23:19

Crosslisted article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Cavity Mediated Two-Qubit Gate: Tuning to Optimal Performance with NISQ Era Quantum Simulations
Shreekanth S. Yuvarajan, Vincent Iglesias-Cardinale, David Hucul, Herbert F…

@digitalnaiv@mastodon.social
2026-01-08 15:00:14

Erst kommt die Vermehrung seines persönlichen Vermögens und des Vermögens seiner Familie, dann kommt lange nichts. Es geht Trump also um Geld; und, an zweiter Stelle, um den Einfluss der USA | Jan Skudlarek | Donnie und der Dammbruch (Essay) steady.page/de/janskudlarek/po

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:40:46

Mind the gap: A real-valued distance on combinatorial games
Kyle Burke, Michael Fisher, Craig Tennenhouse
arxiv.org/abs/2601.10574 arxiv.or…

@arXiv_physicsgeoph_bot@mastoxiv.page
2025-12-16 09:20:32

Nonlinear seismic amplitude versus offset inversion using the exact Zoeppritz equation
Wiktor Waldemar Weibull, Nisar Ahmed
arxiv.org/abs/2512.13172

@arXiv_mathOC_bot@mastoxiv.page
2025-11-14 09:50:00

(Adaptive) Scaled gradient methods beyond locally Holder smoothness: Lyapunov analysis, convergence rate and complexity
Susan Ghaderi, Morteza Rahimi, Yves Moreau, Masoud Ahookhosh
arxiv.org/abs/2511.10425 arxiv.org/pdf/2511.10425 arxiv.org/html/2511.10425
arXiv:2511.10425v1 Announce Type: new
Abstract: This paper addresses the unconstrained minimization of smooth convex functions whose gradients are locally Holder continuous. Building on these results, we analyze the Scaled Gradient Algorithm (SGA) under local smoothness assumptions, proving its global convergence and iteration complexity. Furthermore, under local strong convexity and the Kurdyka-Lojasiewicz (KL) inequality, we establish linear convergence rates and provide explicit complexity bounds. In particular, we show that when the gradient is locally Lipschitz continuous, SGA attains linear convergence for any KL exponent. We then introduce and analyze an adaptive variant of SGA (AdaSGA), which automatically adjusts the scaling and step-size parameters. For this method, we show global convergence, and derive local linear rates under strong convexity.
toXiv_bot_toot

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:40:36

(a,b)-Fibonacci-Legendre Cordial Graphs and k-Pisano-Legendre Primes
J. D. Andoyo
arxiv.org/abs/2601.10561 arxiv.org/pdf/2601.10561<…

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 08:59:42

A Coulomb-included model for high-order harmonic generation from atoms
Yigen Peng, Jiayin Che, Ruihua Xu, Shang Wang, Xuejiao Xie, Yanjun Chen
arxiv.org/abs/2512.12724

@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:19:36

$q$-deformation of the Marchenko-Pastur law
Sung-Soo Byun, Yeong-Gwang Jung, Guido Mazzuca
arxiv.org/abs/2601.09427 arxiv.org/pdf/2601.0942…

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:35:16

The inducibility of Tur\'an graphs
Xizhi Liu, Jie Ma, Tianming Zhu
arxiv.org/abs/2601.10548 arxiv.org/pdf/2601.10548

@arXiv_physicsgeoph_bot@mastoxiv.page
2025-12-16 09:11:32

The EEPAS Model Revisited: Statistical Formalism and a High-Performance, Reproducible Open-Source Framework
Szu-Chi Chung, Chien-Hong Cho, Strong Wen
arxiv.org/abs/2512.13064

@netzschleuder@social.skewed.de
2025-12-08 09:00:04

edit_wikinews: Wikipedia news edits (2010)
Two bipartite user-page networks extracted from Wikipedia, about news events. A user connects to a page if that user edited that page. Edits (edges) are timestamped. Edge weights represent counts of the number of edits.
This network has 10072 nodes and 235204 edges.
Tags: Informational, Web graph, Multigraph, Timestamps

edit_wikinews: Wikipedia news edits (2010). 10072 nodes, 235204 edges. https://networks.skewed.de/net/edit_wikinews#tr
@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 08:53:32

Coulomb crystallization of xenon highly charged ions in a laser-cooled Ca matrix
Leonid Prokhorov, Aaron A. Smith, Mingyao Xu, Kostas Georgiou, Vera Guarrera, Lakshmi P. Kozhiparambil Sajith, Elwin A. Dijck, Christian Warnecke, Malte Wehrheim, Alexander Wilzewski, Laura Blackburn, Matthias Keller, Vincent Boyer, Thomas Pfeifer, Ullrich Schwanke, Cigdem Issever, Steven Worm, Piet O. Schmidt, Jos\'e R. Crespo Lopez-Urrutia, Giovanni Barontini

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:30:45

On the characterization of geometric distance-regular graphs
Chenhui Lv, Jack H. Koolen
arxiv.org/abs/2601.10330 arxiv.org/pdf/2601.10330

@arXiv_mathOC_bot@mastoxiv.page
2025-11-14 09:44:20

On fundamental properties of high-order forward-backward envelope
Alireza Kabgani, Masoud Ahookhosh
arxiv.org/abs/2511.10421 arxiv.org/pdf/2511.10421 arxiv.org/html/2511.10421
arXiv:2511.10421v1 Announce Type: new
Abstract: This paper studies the fundamental properties of the high-order forward-backward splitting mapping (HiFBS) and its associated forward-backward envelope (HiFBE) through the lens of high-order regularization for nonconvex composite functions. Specifically, we (i) establish the boundedness and uniform boundedness of HiFBS, along with the H\"older and Lipschitz continuity of HiFBE; (ii) derive an explicit form for the subdifferentials of HiFBE; and (iii) investigate necessary and sufficient conditions for the differentiability and weak smoothness of HiFBE under suitable assumptions. By leveraging the prox-regularity of $g$ and the concept of $p$-calmness, we further demonstrate the local single-valuedness and continuity of HiFBS, which in turn guarantee the differentiability of HiFBE in neighborhoods of calm points. This paves the way for the development of gradient-based algorithms tailored to nonconvex composite optimization problems.
toXiv_bot_toot

@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:04:56

Martingale expansion for stochastic volatility
Masaaki Fukasawa
arxiv.org/abs/2601.09324 arxiv.org/pdf/2601.09324

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:26:55

On a general identity and a resulting class of umbral operators
Kei Beauduin
arxiv.org/abs/2601.10275 arxiv.org/pdf/2601.10275

@arXiv_physicsgeoph_bot@mastoxiv.page
2025-12-16 09:02:22

Diffusion Model-Based Posterior Sampling in Full Waveform Inversion
Mohammad H. Taufik, Tariq Alkhalifah
arxiv.org/abs/2512.12797 arxiv.org…

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 08:43:32

Barium Autoionization for Efficient Ion Trap Loading
Zachary J. Wall, Justin D. Piel, Samuel R. Vizvary, Michael Bareian, Steven Diaz, Elijah Mossman, Anthony Ransford, Chris H. Greene, Eric R. Hudson, Wesley C. Campbell
arxiv.org/abs/2512.12191

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:24:46

Ramsey number of a cycle versus a graph of a given size
Stijn Cambie, Andrea Freschi, Patryk Morawski, Kalina Petrova, Alexey Pokrovskiy
arxiv.org/abs/2601.10238

@arXiv_mathPR_bot@mastoxiv.page
2026-01-15 09:02:26

Tail behavior of Markov-modulated generalized Ornstein-Uhlenbeck processes
Gerold Alsmeyer, Anita Behme
arxiv.org/abs/2601.09314 arxiv.org/…

@arXiv_mathOC_bot@mastoxiv.page
2025-11-14 09:41:00

Minimizing smooth Kurdyka-{\L}ojasiewicz functions via generalized descent methods: Convergence rate and complexity
Masoud Ahookhosh, Susan Ghaderi, Alireza Kabgani, Morteza Rahimi
arxiv.org/abs/2511.10414 arxiv.org/pdf/2511.10414 arxiv.org/html/2511.10414
arXiv:2511.10414v1 Announce Type: new
Abstract: This paper addresses the generalized descent algorithm (DEAL) for minimizing smooth functions, which is analyzed under the Kurdyka-{\L}ojasiewicz (KL) inequality. In particular, the suggested algorithm guarantees a sufficient decrease by adapting to the cost function's geometry. We leverage the KL property to establish the global convergence, convergence rates, and complexity. A particular focus is placed on the linear convergence of generalized descent methods. We show that the constant step-size and Armijo line search strategies along a generalized descent direction satisfy our generalized descent condition. Additionally, for nonsmooth functions by leveraging the smoothing techniques such as forward-backward and high-order Moreau envelopes, we show that the boosted proximal gradient method (BPGA) and the boosted high-order proximal-point (BPPA) methods are also specific cases of DEAL, respectively. It is notable that if the order of the high-order proximal term is chosen in a certain way (depending on the KL exponent), then the sequence generated by BPPA converges linearly for an arbitrary KL exponent. Our preliminary numerical experiments on inverse problems and LASSO demonstrate the efficiency of the proposed methods, validating our theoretical findings.
toXiv_bot_toot

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 07:50:28

[2025-12-16 Tue (UTC), 4 new articles found for physics.atom-ph Atomic Physics]
toXiv_bot_toot

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:11:55

Unrefinable Partitions into Distinct Parts and Numerical Semigroups
Lorenzo Campioni
arxiv.org/abs/2601.10227 arxiv.org/pdf/2601.10227

@arXiv_mathCO_bot@mastoxiv.page
2026-01-16 09:05:06

Advances on two spectral conjectures regarding booksize of graphs
Mingqing Zhai, Rui Li, Zhenzhen Lou
arxiv.org/abs/2601.10163 arxiv.org/pd…

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-16 17:19:09

Replaced article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Hyperfine and Zeeman Optical Pumping and Transverse Laser Cooling of a Thermal Atomic Beam of Dys...
Rohan Chakravarthy, Jonathan Agil, Arijit Sharma, Jung Bog Kim, Dmitry Bu…

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-09 14:09:19

Crosslisted article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Hybrid qubit-oscillator module with motional states of two trapped interacting atoms
Hwang, Xu, Muleady, Pampel, Lubin, Hewatt, Regal, Rey
arxiv.org/abs/2512.06429 mastoxiv.page/@arXiv_quantph_b
- High-harmonic generation driven by temporal-mode quantum states of light
Juan M. Gonz\'alez-Monge, Johannes Feist
arxiv.org/abs/2512.06602 mastoxiv.page/@arXiv_quantph_b
- Nonperturbative low harmonics generation in low-frequency laser field
S. A. Bondarenko, V. V. Strelkov
arxiv.org/abs/2512.06816 mastoxiv.page/@arXiv_physicsop
toXiv_bot_toot

@arXiv_mathCO_bot@mastoxiv.page
2026-01-15 09:29:56

The 3-symmetric Pseudolinear Crossing Number of $K_{33}$
V\'ictor H. G\'omez Mart\'inez, C\'esar Hern\'andez-V\'elez, Jes\'us Lea\~nos
arxiv.org/abs/2601.09689

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2026-01-15 09:31:36

Static dc electric field orientation effects on two-photon Rydberg EIT
Rob Behary, William Torg, Mykhailo Vorobiov, Nicolas DeStefano, Adam Vernon, Charles T. Fancher, Neel Malvania, Eugeniy E. Mikhailov, Seth Aubin, Irina Novikova
arxiv.org/abs/2601.09676

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2026-01-15 09:20:36

Constraining axion-like dark matter with a radio-frequency atomic magnetometer
A. Rigoulet, S. Nanos, I. K. Kominis, D. Antypas
arxiv.org/abs/2601.09638 <…

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2026-01-15 09:00:26

High-Resolution Spectroscopy of $^{173}$Yb$^{ }$ Ions
J. Jiang, A. V. Viatkina, Saaswath JK, M. Steinel, M. Filzinger, E. Peik, S. G. Porsev, M. S. Safronova, A. Surzyhkov, N. Huntemann
arxiv.org/abs/2601.09585

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-08 10:54:35

Crosslisted article(s) found for physics.atom-ph. arxiv.org/list/physics.atom-ph
[1/1]:
- Mechanical Stability of 2D Ti2COx MXenes Under Compression Using Reactive Molecular Dynamics
Hossein Darban
arxiv.org/abs/2512.05166 mastoxiv.page/@arXiv_condmatmt
- Squeezing Classical Antiferromagnets into Quantum Spin Liquids via Global Cavity Fluctuations
Mann, Oehlgrien, Jaworowski, Calaj\'o, Marino, Choi, Chang
arxiv.org/abs/2512.05630 mastoxiv.page/@arXiv_quantph_b
- Quenching dynamics of vortex in spin-orbit coupled Bose-Einstein condensates
Juan Wang, Zhenze Fan, Yan Li
arxiv.org/abs/2512.05691 mastoxiv.page/@arXiv_condmatqu
- Computer simulations of the Stark effect in the helium-beta complex of krypton in ICF conditions
G. P\'erez-Callejo, E. Stambulchik, R. Florido, M. A. Gigosos
arxiv.org/abs/2512.05903 mastoxiv.page/@arXiv_physicspl
toXiv_bot_toot

@@arXiv_physicsatomph_bot@mastoxiv.page@mastoxiv.page
2025-12-09 09:21:08

Determination of nuclear quadrupole moments of $^{25}$Mg, $^{87}$Sr, and $^{135,137}$Ba via configuration-interaction plus coupled-cluster approach
Yong-Bo Tang
arxiv.org/abs/2512.07603 arxiv.org/pdf/2512.07603 arxiv.org/html/2512.07603
arXiv:2512.07603v1 Announce Type: new
Abstract: Using the configuration-interaction plus coupled-cluster approach, we calculate the electric-field gradients $q$ for the low-lying states of alkaline-earth atoms, including magnesium (Mg), strontium (Sr), and barium (Ba). These low-lying states specifically include the $3s3p~^3\!P_{1,2}$ states of Mg; the $5s4d~^1\!D_{2}$ and $5s5p~^3\!P_{1,2}$ states of Sr; as well as the $6s5d~^3\!D_{1,2,3}$, $6s5d~^1\!D_{2}$, and $6s6p~^1\!P_{1}$ states of Ba. By combining the measured electric quadrupole hyperfine-structure constants of these states, we accurately determine the nuclear quadrupole moments of $^{25}$Mg, $^{87}$Sr, and $^{135,137}$Ba. These results are compared with the available data. The comparison shows that our nuclear quadrupole moment of $^{25}$Mg is in perfect agreement with the result from the mesonic X-ray experiment. However, there are approximately 10\% and 4\% differences between our results and the currently adopted values [Pyykk$\rm \ddot{o}$, Mol. Phys. 116, 1328(2018)] for the nuclear quadrupole moments of $^{87}$Sr and $^{135,137}$Ba respectively. Moreover, we also calculate the magnetic dipole hyperfine-structure constants of these states, and the calculated results exhibit good agreement with the measured data.
toXiv_bot_toot