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19922026
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37 papers · 1 filter

math.DG2026

Klein bottle and optimal systolic inequality for nonpositively curved surfaces

Mikhail G. Katz, Stephane Sabourau

We show that the systolic area of every nonpositively curved closed surface other than the torus is at least , with equality if and only if is isometric to a square flat…

cs.CL2026

Prompts in the Wild: A Large Analyzed Collection of Transactional Prompts in Code

Victoria Basmov, Yoav Goldberg, Reut Tsarfaty

The behavior of contemporary generative Large Language Models (LLMs) is directly shaped by prompts, unstructured texts that describe the desired output and model behavior. In this…

physics.ed-ph2026

From Prompt to Embodied Simulation: Using Generative AI to Create AR Physics Learning Tools

Ofek Levy, Joshua Glazer, Noah D. Finkelstein +1

Spread your thumb and index finger in the air, and a virtual lamp in the room changes color. Computer simulations have a long and well-documented record of supporting physics learn…

cs.AR2026

Isolation Failure From Shared Storage: Characterizing and Exploiting Page-Cache SCA Leakage Across Containers and VMs

Alon Abudraham, Xingyu Chen, Itamar Levi +1

Modern cloud platforms increasingly combine strong software isolation mechanisms with shared hardware resources to improve performance and resource efficiency. Conventional contain…

nlin.PS2026

On the kinks in discrete systems

Eugene Kogan

We use perturbation theory to study kinks in nonlinear Klein--Gordon ( and sine-Gordon) chains and in a discrete series-connected Josephson transmission line. The expansion pa…

physics.optics2026

Magnetic field free nonreciprocity in tapered atomic cladded nano waveguide

Ilan Sher, Benyamin Shnirman, Arieh Grosman +6

Optical nonreciprocity is a fundamental requirement for modern optical communications and quantum information processing, where it is essential to protect sensitive sources from de…

cs.AI2026

Developing a Totally Unimodular Linear Program for Optimal Conformance Checking: When and Why It Complements A*

Izack Cohen

Alignment-based conformance checking is the state-of-the-art approach for comparing observed process executions with normative process models. The standard exact solution relies on…

math.HO2026

A philosophical history of infinitesimals

Vladimir Kanovei, Mikhail G. Katz, Taras Kudryk +1

We explore the issue of providing a foundational framework for Leibnizian infinitesimals in the light of modern standard and nonstandard approaches. We outline a trichotomy of ordi…

astro-ph.HE2026

Characterizing the Scale Height and Filamentary Structure of Radiatively Cooled MADs

Akshay Singh, Damien Begue, Asaf Pe'er

Radiative cooling can strongly influence the structure and dynamics of black hole accretion disks. Here, we perform general relativistic magnetohydrodynamic (GR-MHD) simulations of…

cs.AI2026

A Language for Describing Agentic LLM Contexts

Noga Peleg Pelc, Gal A. Kaminka, Yoav Goldberg

Large language models are increasingly used within larger systems ("LLM agents"). These make a sequence of LLM calls, each call providing the LLM with a combination of instructions…

gr-qc2026★ 2 cited

GW240925 and GW250207: Astrophysical Calibration of Gravitational-wave Detectors

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1839

GW240925 and GW250207 are two loud gravitational-wave signals from binary black hole coalescences observed with network signal-to-noise ratios and , respectively…

quant-ph2026★ 3 cited

Quantum memory and scrambling from the perspective of a classical neural network

Dimitrios Maroulakos, Andrzej Wal, Marcin Kowalik +4

Entropic uncertainty relations are universal quantifiers of fundamental uncertainties of quantum measurements and are widely discussed in the quantum metrology literature. Quantum…

cs.DS2026

On Time-Memory Tradeoffs for Maximal Palindromes with Wildcards and -Mismatches

Amihood Amir, Ayelet Butman, Michael Itzhaki +1

This paper addresses the problem of identifying palindromic factors in texts that include wildcards -- special characters that match all others. These symbols challenge many classi…

cs.HC2026

Computational Analysis of Speech Clarity Predicts Audience Engagement in TED Talks

Roni Segal, Matan Lary, Ralf Schmaelzle +1

What makes a public talk resonate with large audiences? While prior research has emphasized speaker delivery or topic novelty, we reasoned that a core driver of engagement is lingu…

gr-qc2026★ 1 cited

Searches for Continuous Gravitational Waves from Supernova Remnants in the first part of the LIGO-Virgo-KAGRA Fourth Observing run

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration +1764

We present results from directed searches for continuous gravitational waves from a sample of 15 nearby supernova remnants, likely hosting young neutron star candidates, using data…

cond-mat.dis-nn2026

Localization and Flat Bands in Bond-Inflated Lattices

Richard Berkovits

We study localization and flat-band formation in lattices generated by repeated bond inflation of square, honeycomb, and triangular parent lattices. Replacing each bond by a finite…

math.CO2026

An inequality for anti-self-polar polytopes

Mikhail G. Katz

We prove an inequality for the f-vectors of anti-self-polar polytopes conjectured by Katz in 1989. The proof uses Kalai's combinatorial inequality based on a result of Whiteley. Th…

eess.SP2026

GSW: Generalized "Self-Wiener" Denoising

Amir Weiss

We revisit the recently proposed ``self-Wiener" (SW) filtering method for robust deconvolution, and generalize it to the classical denoising problem. The resulting estimator, terme…

eess.SP2026

Extremum-Based Joint Compression and Detection for Distributed Sensing

Amir Weiss, Alejandro Lancho

We study joint compression and detection in distributed sensing systems motivated by emerging applications such as IoT-based localization. Two spatially separated sensors observe n…

cs.IT2026

On the Suboptimality of Rate--Distortion-Optimal Compression: Fundamental Accuracy Limits for Distributed Localization

Amir Weiss

We derive fundamental accuracy limits for distributed localization when a fusion center has access only to independently rate-distortion (RD)-optimally compressed versions of multi…

quant-ph2026

Dissipative adaptation in a driven spin-boson model within the path-integral formalism

Elisa Iahn Goettems, Ricardo J. S. Afonso, Diogo O. Soares-Pinto +1

We investigate the dissipative adaptation hypothesis in a quantum regime using a system-reservoir approach. This hypothesis proposes that self-organization arises from a system's a…

math.CO2026

Hamiltonian Sets of Polygonal Paths in Assembly Graphs

A. Guterman, N. Jonoska, E. Kreines +2

We provide four equivalent combinatorial conditions for a simple assembly graph (rigid vertex graph where all vertices are of degree 1 or 4) to have the largest number of Hamiltoni…

cond-mat.stat-mech2026★ 1 cited

Beyond the Big Jump: A Perturbative Approach to Stretched-Exponential Processes

Alberto Bassanoni, Omer Hamdi

The problem of sums of independent, identically distributed random variables with stretched-exponential tails exhibits a dynamical phase transition and has recently reemerged in th…

cs.DL2026

Changes in Manuscript Length, Research Team Size, and International Collaboration in the Post-2022 Period: Evidence from PLOS ONE

Yossi Ben-Zion, Eden Cohen, Nitza Davidovitch

Large language models (LLMs) have diffused rapidly into academic writing since late 2022. Using the complete population of 109,393 research articles published in \textit{PLOS ONE}…