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arXiv preprints from January 1, 2026 through September 23, 2026 — 03:09:58 EST

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Posted in hep-th · 2026-01-12 · Harold C. Steinacker

Modified gravity at large scales on quantum spacetime in the IKKT model

The gravitational dynamics of 3+1 dimensional covariant quantum spacetime in the IKKT or IIB matrix model is studied at one loop, combining the Yang-Mills-type matrix action with the induced Einstein-Hilbert action. This combined action leads to interesting modifications of the gravitational dynamics at long distances, governed by...

💬 0 commentsarXiv:2601.08031v1PDF
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Posted in cs.IT · 2026-01-12 · Thomas F. Varley

The many faces of multivariate information

Extracting higher-order structures from multivariate data has become an area of intensive study in complex systems science, as these multipartite interactions can reveal insights into fundamental features of complex systems like emergent phenomena. Information theory provides a natural language for exploring these interactions, as it...

💬 0 commentsarXiv:2601.08030v2PDF
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Posted in quant-ph · 2026-01-12 · Andrey Kardashin, Konstantin Antipin

On measurement-dependent variance in quantum neural networks

Variational quantum circuits have become a widely used tool for performing quantum machine learning (QML) tasks on labeled quantum states. In some specific tasks or for specific variational ansätze, one may perform measurements on a restricted part of the overall input state. This is the case for, e.g., quantum convolutional neural...

💬 0 commentsarXiv:2601.08029v1PDF
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Posted in math.FA · 2026-01-12 · Dongwei Chen, Emily J. King, Clayton Shonkwiler

A Land of Oblique Duality for Frames and Probabilistic Frames

Functions or distributions used to sample and to reconstruct signals often occur in different domains, like the Dirac delta and a band-limited bump function in classical sampling. Oblique dual frames generalize this phenomenon. In this paper, we provide new tools to study oblique dual frames and introduce a probabilistic variant of...

💬 0 commentsarXiv:2601.08028v1PDF
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Posted in astro-ph.GA · 2026-01-12 · Deepak K. Deo, Daniel H. McIntosh, Sravani Vaddi, Kameswara B. Mantha, Ruta Kale, Alfonso G. Franco, Paul Rulis

Investigating quenching in Recently Quenched Elliptical galaxies with HI studies

Recently Quenched Elliptical galaxies (RQEs) represent a critical phase in the transition from star-forming to quiescent galaxies. However, the mechanisms driving their quenching remain elusive. We conduct a multi-wavelength analysis of 155 RQEs, along with their precursors (preRQEs) and descendants (postRQEs), focusing on their...

💬 0 commentsarXiv:2601.08027v1PDF
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Posted in cs.CV · 2026-01-12 · Jifeng Song, Arun Das, Pan Wang, Hui Ji, Kun Zhao, Yufei Huang

FigEx2: Visual-Conditioned Panel Detection and Captioning for Scientific Compound Figures

Scientific compound figures combine multiple labeled panels into a single image. However, in a PMC-scale crawl of 346,567 compound figures, 16.3% have no caption and 1.8% only have captions shorter than ten words, causing them to be discarded by existing caption-decomposition pipelines. We propose FigEx2, a visual-conditioned...

💬 0 commentsarXiv:2601.08026v4PDF
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Posted in cs.DC · 2026-01-12 · Adiba Masud, Nicholas Foley, Pragathi Durga Rajarajan, Palden Lama

Where to Split? A Pareto-Front Analysis of DNN Partitioning for Edge Inference

The deployment of deep neural networks (DNNs) on resource-constrained edge devices is frequently hindered by their significant computational and memory requirements. While partitioning and distributing a DNN across multiple devices is a well-established strategy to mitigate this challenge, prior research has largely focused on...

💬 0 commentsarXiv:2601.08025v1PDF
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Posted in cs.CV · 2026-01-12 · Amin Abbasishahkoo, Mahboubeh Dadkhah, Lionel Briand

A Highly Efficient Diversity-based Input Selection for DNN Improvement Using VLMs

Maintaining or improving the performance of Deep Neural Networks (DNNs) through fine-tuning requires labeling newly collected inputs, a process that is often costly and time-consuming. To alleviate this problem, input selection approaches have been developed in recent years to identify small, yet highly informative subsets for...

💬 0 commentsarXiv:2601.08024v1PDF
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Posted in cond-mat.mtrl-sci · 2026-01-12 · Jordan Nashed, Tomasz Bartkowiak, Alexandru Horia Marin, Tine Curk, Viviana Marcela Posada-Perez

Multiscale Analysis of Plasma-Modified Silk Fibroin and Chitosan Films

Biological interactions with material surfaces span a wide range of length scales, yet conventional surface measurements often fail to account for scale, limiting the insights they provide for surface engineering. Here, we investigate how multiscale surface descriptors of plasma-modified silk fibroin and chitosan surfaces modify...

💬 0 commentsarXiv:2601.08023v3PDF
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Posted in cs.CV · 2026-01-12 · Samet Hicsonmez, Abd El Rahman Shabayek, Djamila Aouada

Training Free Zero-Shot Visual Anomaly Localization via Diffusion Inversion

Zero-Shot image Anomaly Detection (ZSAD) aims to detect and localise anomalies without access to any normal training samples of the target data. While recent ZSAD approaches leverage additional modalities such as language to generate fine-grained prompts for localisation, vision-only methods remain limited to image-level...

💬 0 commentsarXiv:2601.08022v1PDF
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Posted in cond-mat.stat-mech · 2026-01-12 · Meitar Goldfarb, Stanislav Burov

Boundary-Induced Drift and Negative Mobility in Constrained Stochastic Systems

We study overdamped stochastic dynamics confined by hard reflecting boundaries and show that the combination of boundary geometry and an anisotropic diffusion tensor generically generates directed motion. At the level of individual trajectories, the no-flux condition enforces an oblique reflection at the boundary, which produces a...

💬 0 commentsarXiv:2601.08021v1PDF
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Posted in physics.optics · 2026-01-12 · Layton A. Hall, Samuel Alperin

Exact Self-Imaging with Arbitrary Revival Spacings

Self-imaging represents a core hallmark of paraxial wave evolution; yet, across its many realizations and generalizations over the past two centuries, the uniformity of recurrence planes along the propagation axis has been considered fundamental. Here we reformulate the general phenomenon of self-imaging within the natural framework...

💬 0 commentsarXiv:2601.08020v3PDF
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Posted in astro-ph.EP · 2026-01-12 · Hanno Rein, Kavi Dey, Daniel Tamayo

Democratic heliocentric coordinates underestimate the rate of instabilities in long-term integrations of the Solar System

Wisdom-Holman (WH) integrators are symplectic operator-splitting methods widely used for long-term N-body simulations of planetary systems. Most implementations use either Jacobi coordinates or democratic heliocentric coordinates (DHC) for the Hamiltonian splitting, resulting in slightly different algorithms. In this paper we report...

💬 0 commentsarXiv:2601.08019v2PDF
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Posted in cond-mat.soft · 2026-01-12 · Yingchao Peng, Asifur Rahman, Paolo Celli, Paul Plucinsky

Mechanism-based metamaterials with microstructurally invariant shape-change

Metamaterials with floppy modes called mechanisms are a burgeoning template for shape-morphing systems and structures across scales. Here, we present a design recipe that transforms an arbitrary plane tiling into a 2D kirigami pattern with a single degree-of-freedom mechanism motion, greatly expanding the known library of...

💬 0 commentsarXiv:2601.08018v2PDF
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Posted in cs.CV · 2026-01-12 · Evžen Wybitul, Javier Rando, Florian Tramèr, Stanislav Fort

Representations of Text and Images Align From Layer One

We show that for a variety of concepts in adapter-based vision-language models, the representations of their images and their text descriptions are meaningfully aligned from the very first layer. This contradicts the established view that such image-text alignment only appears in late layers. We show this using a new synthesis-based...

💬 0 commentsarXiv:2601.08017v1PDF
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Posted in math.AC · 2026-01-12 · Hwankoo Kim, Najib Mahdou, El Houssaine Oubouhou

$S$-Prime and $S$-maximal ideals in trivial ring extensions of commutative rings

This paper explores the study of $S$-prime and $S$-maximal ideals in the context of trivial ring extensions $A \ltimes M$. Through counterexamples, we demonstrate that $S$-prime (resp., $S$-maximal) ideals in $A \ltimes M$ are not necessarily homogeneous, and a homogeneous $S$-prime (resp., $S$-maximal) ideal does not necessarily have...

💬 0 commentsarXiv:2601.08016v1PDF
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Posted in quant-ph · 2026-01-12 · Yariv Yanay

Learning Better Error Correction Codes with Hybrid Quantum-Assisted Machine Learning

Quantum error correction is one of the fundamental building blocks of digital quantum computation. The Quantum Lego formalism has introduced a systematic way of constructing new stabilizer codes out of basic lego-like building blocks, which in previous work we have used to generate improved error correcting codes via an automated...

💬 0 commentsarXiv:2601.08014v1PDF
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Posted in cs.LG · 2026-01-12 · Nairui Liu, Fang He, Xindi Tang, Yineng Wang

Beyond the Next Port: A Multi-Task Transformer for Forecasting Future Voyage Segment Durations

Accurate forecasts of segment-level sailing durations are fundamental to enhancing maritime schedule reliability and optimizing long-term port operations. However, conventional estimated time of arrival (ETA) models are primarily designed for the immediate next port of call and rely heavily on real-time automatic identification system...

💬 0 commentsarXiv:2601.08013v2PDF
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Posted in cs.SE · 2026-01-12 · Aarya Doshi, Yining Hong, Congying Xu, Eunsuk Kang, Alexandros Kapravelos, Christian Kästner

Towards Verifiably Safe Tool Use for LLM Agents

Large language model (LLM)-based AI agents extend LLM capabilities by enabling access to tools such as data sources, APIs, search engines, code sandboxes, and even other agents. While this empowers agents to perform complex tasks, LLMs may invoke unintended tool interactions and introduce risks, such as leaking sensitive data or...

💬 0 commentsarXiv:2601.08012v1PDF
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Posted in cs.CV · 2026-01-12 · Xin Jin, Yichuan Zhong, Yapeng Tian

TP-Blend: Textual-Prompt Attention Pairing for Precise Object-Style Blending in Diffusion Models

Current text-conditioned diffusion editors handle single object replacement well but struggle when a new object and a new style must be introduced simultaneously. We present Twin-Prompt Attention Blend (TP-Blend), a lightweight training-free framework that receives two separate textual prompts, one specifying a blend object and the...

💬 0 commentsarXiv:2601.08011v4PDF
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Posted in cs.CV · 2026-01-12 · Chaoyu Li, Fei Tao, Pooyan Fazli

CASHEW: Stabilizing Multimodal Reasoning via Iterative Trajectory Aggregation

Vision-language models achieve strong performance across a wide range of multimodal understanding and reasoning tasks, yet their multi-step reasoning remains unstable. Repeated sampling over the same input often produces divergent reasoning trajectories and inconsistent final predictions. To address this, we introduce two...

💬 0 commentsarXiv:2601.08010v3PDF
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Posted in physics.plasm-ph · 2026-01-12 · Carles Corbella, Feng Yi, Andrei Kolmakov

Understanding microfabricated nanocalorimeter performance and responses to the energy fluxes from low-temperature plasma discharges

Plasma diagnostics have a shortage of fast and sensitive calorimetric sensors that can track substrate temperature during plasma-assisted microfabrication. In this work, energy fluxes from argon and oxygen radiofrequency (RF) glow discharges have been probed using a novel nanocalorimeter sensor. The probe consists of an ultrathin SiNx...

💬 0 commentsarXiv:2601.08009v1PDF
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Posted in math.CO · 2026-01-12 · Markus Grassl, Denis Krotov, Lin Sok, Patrick Solé

The punctured dodecacode is unique

The punctured dodecacode is an additive $4$-ary code of length $11$ and distance $5$ which is uniformly packed. We show that a code with the same weight distribution is equivalent to it. This code is also shown to be nonlinear. We also establish the nonexistence of analogues of the dodecacode and the punctured dodecacode in Doob...

💬 0 commentsarXiv:2601.08008v1PDF
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Posted in quant-ph · 2026-01-12 · Frank Victor Kowalski

Interferometric discrepancy between the non-relativistic solution to the Klein-Gordon and Schrödinger wave equations due to their dissimilar phase velocities

Adding a constant energy offset leaves classical dynamics unchanged. In quantum mechanics it changes the phase velocity of the wavefunction. The inclusion of the constant rest energy in the Klein-Gordon formulation leads to significantly higher phase velocities compared with the Schrödinger equation. The Schrödinger equation predicts...

💬 0 commentsarXiv:2601.08007v3PDF
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Posted in math.NA · 2026-01-12 · Hamad El Kahza, Luis Chacón, William Taitano, Jingmei Qiu, Jingwei Hu

A Structure-Preserving Penalization Method for the Single-species Rosenbluth-Fokker-Planck Equation

The Rosenbluth-Fokker-Planck (RFP) equation describes Coulomb collisional dynamics within and across species in plasmas. It belongs to the broader class of anisotropic-diffusion-advection equations, whose numerical approximation is highly-nontrivial due to its nonlinearity, stiffness, and structural properties such as conservation and...

💬 0 commentsarXiv:2601.08006v2PDF