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Physics Preprint PDF DOI

Guided elastic waves for soft elastomer characterization: an alternative to conventional rheometry

Samuel Croquette, Pierre Chantelot, Daniel A. Kiefer, Claire Prada, Fabrice Lemoult · 2026

Elastic wave propagation is intrinsically sensitive to the mechanical properties of the medium through which it travels. In soft elastomers, this makes guided elastic waves natural probes of viscoelas…

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Computer Science Preprint PDF DOI

From Elastic to Viscoelastic: An EEMD-Enhanced Pulse Transit Time Model for Robust Blood Pressure Estimation

Boyuan Gu, Yijin Yang, Shuaiqi Cheng, Xiaorong Ding · 2026

Cuffless blood pressure (BP) estimation based on Pulse Transit Time (PTT) has emerged as a promising solution for continuous health monitoring. However, conventional models relying on the Moens-Kortew…

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Mathematics Preprint PDF DOI

Determination of an anisotropic perturbation in elastic inverse scattering

Matti Lassas, Shiqi Ma, Lauri Oksanen, Mikko Salo, Jian Zhai · 2026

We consider a linearized inverse scattering problem for elastic waves. We prove that a fully anisotropic perturbation of the elastic parameters around an isotropic and homogeneous reference can be uni…

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Mathematics Preprint PDF DOI

A mathematical study of an elastic-viscous-plastic sea-ice model with the Kelvin-Voigt rheology

Daniel W. Boutros, Xin Liu, Marita Thomas, Edriss S. Titi · 2026

Motivated by the elastic-viscous-plastic (EVP) sea-ice model [E. C. Hunke and J. K. Dukowicz, J. Phys. Oceanogr., 27, 9 (1997), 1849--1867], which is used in large-scale numerical climate simulations,…

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Earth & Environmental Sciences Preprint PDF DOI

A magnetotelluric image of the Curnamona Province and the adjacent Delamerian Orogen margin: new insights into the crustal architecture

Wenping Jiang, Michael Doublier, Russell Korsch, Andy Clark, Malcolm Nicoll, Adrian Hitchman, Yanbo Cheng · 2026

We have used new magnetotelluric data collected in the Curnamona Province and the adjacent part of the Delamerian Orogen margin to image electrical conductivity structures and to inform the understand…

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AI & Data Science Preprint PDF DOI

Learning Evidence of Depression Symptoms via Prompt Induction

Eliseo Bao, Anxo Perez, David Otero, Javier Parapar · 2026

Depression places substantial pressure on mental health services, and many people describe their experiences outside clinical settings in high-volume user-generated text (e.g., online forums and socia…

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AI & Data Science Preprint PDF DOI

IMPA-Net: Meteorology-Aware Multi-Scale Attention and Dynamic Loss for Extreme Convective Radar Nowcasting

Haofei Cui, Guangxin He, Juanzhen Sun, Jingjia Luo, Haonan Chen, Xiaoran Zhuang, Mingxuan Chen, Xian Xiao · 2026

Short-range prediction of convective precipitation from weather radar observations is essential for severe weather warnings. However, deep learning models trained with pixel-wise error metrics tend to…

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Physics Preprint PDF DOI

Comparative analysis of nonlinear elastic moduli of polystyrene, polycarbonate and PMMA

A.V. Belashov, A.A. Zhikhoreva, Y.M. Beltukov, I.V. Semenova · 2026

We present the comparative experimental analysis of frequency dependencies of linear (Lam\'e) and nonlinear (Murnaghan) elastic moduli of polystyrene, PMMA and polycarbonate. The measurement methodolo…

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Computer Science Preprint PDF DOI

Multiplex Hypergraph Modeling of Higher Order Structures in Psychometric Networks

Francesca Possenti, Laura Girelli, Paolo Tieri, Manuela Petti · 2026

Psychiatric disorders have been traditionally conceptualized as latent conditions producing observable symptoms, but recent studies suggest that psychopathology may emerge from symptoms interactions. …

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AI & Data Science Preprint PDF DOI

Neural Recovery of Historical Lexical Structure in Bantu Languages from Modern Data

Hillary Mutisya, John Mugane · 2026

We investigate whether neural models trained exclusively on modern morphological data can recover cross-lingual lexical structure consistent with historical reconstruction. Using BantuMorph v7, a tran…

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Physics Preprint PDF DOI

Electrostatic-Elastic Softening and Ultraviolet Instability Driven by Non-DLVO Interactions in Charged Colloidal Crystals

Hao Wu, Zhong-Can Ou-Yang · 2026

Colloidal crystals permeated by mobile ions exhibit a coupling between electrostatic and elastic degrees of freedom that renormalizes the effective screening length and induces wave-vector-dependent e…

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Engineering Preprint PDF DOI

A Compact Peristaltic Pump Based on Magneto-Elastic Hysteresis with Single Pneumatic Control

Minjo Park, Metin Sitti · 2026

Pumping fluids is fundamental to a wide range of industrial, environmental, and biomedical applications. Among various pumping mechanisms, peristaltic pumps enable efficient and safe fluid transport b…

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Physics Preprint PDF DOI

$\gamma Z$-exchange contribution in elastic $ep$ scattering by perturbative QCD

Qian-Qian Guo, Hui-Yun Cao, Hai-Qing Zhou · 2026

In this study, we calculate the $\gamma Z$-exchange contribution to elastic $ep$ scattering at large momentum transfer within perturbative QCD. We present analytical expressions for the $\gamma Z$-exc…

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AI & Data Science Preprint PDF DOI

Tempered Sequential Monte Carlo for Trajectory and Policy Optimization with Differentiable Dynamics

Heng Yang · 2026

We propose a sampling-based framework for finite-horizon trajectory and policy optimization under differentiable dynamics by casting controller design as inference. Specifically, we minimize a KL-regu…

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AI & Data Science Preprint PDF DOI

Brief chatbot interactions produce lasting changes in human moral values

Yue Teng, Qianer Zhong, Kim Mai Tich Nguyen Thordsen, Christian Montag, Benjamin Becker · 2026

Moral judgements form the foundation of human social behavior and societal systems. While Artificial Intelligence chatbots increasingly serve as personal advisors, their influence on moral judgments r…

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Mathematics Preprint PDF DOI

Introduction to generalised Cesaro convergence III

Richard Stone · 2026

This is the third and last of three papers introducing generalised Cesaro convergence and is split into two parts. In part 1 we introduce the notion of a "Cesaro-adapted scale" and use it to prove the…

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Physics Preprint PDF DOI

Hamiltonian simulation for 3D elastic wave equations in homogeneous elastic media

Kosuke Nakanishi, Hiroshi Yano, Yuki Sato · 2026

We present an explicit quantum circuit construction for Hamiltonian simulation of a first-order velocity--stress formulation of the three-dimensional elastic wave equation in homogeneous isotropic med…

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Earth & Environmental Sciences Preprint PDF DOI

Localized Tornado Outbreak at the Upstream of a Tropical Easterly Wave in Camarines Norte, Philippines (13 September 2025)

Generich H. Capuli · 2026

(Abridge) On 13 September 2025 around 22 UTC, a localized tornado outbreak affected eastern Philippines, causing significant damage in Camarines Norte. The event developed within an atypical easterly …

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Computer Science Preprint PDF DOI

Zeitgeist-Aware Multimodal (ZAM) Datasets of Pro-Eating Disorder Short-Form Videos: An Idea Worth Researching

Eden Shaveet, Zefan Sramek, Yumi Hamamoto, Jing Du, Scott Griffiths, Thalia Zhang, Thalia Viranda, William Hornby, Flora Salim, Koji Yatani, Tanzeem Choudhury · 2026

Objective: Reliable identification of pro-eating disorder (pro-ED) content online suffers from two pervasive problems: 1) existing methods predominantly rely on text-based signals, failing to capture …

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Physics Preprint PDF DOI

Efficient Quantum Algorithms for Higher-Order Coupled Oscillators

Caesnan M. G. Leditto, Angus Southwell, Muhammad Usman, Kavan Modi · 2026

Higher-order networks with multiway interactions can exhibit collective dynamical phenomena that are absent in traditional pairwise network models. However, analyzing such dynamics becomes computation…

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