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AI & Data Science Preprint PDF DOI

Kernel-based independence and mean independence tests for weakly dependent data

Daniel Diz-Castro, Manuel Febrero-Bande, Wenceslao Gonzalez-Manteiga · 2026

We provide a unified framework for independence and mean independence tests based on the Hilbert-Schmidt independence criterion, extending some previous results in the literature to hold in general to…

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Computer Science Preprint PDF DOI

Variational and Majorization Principles in Lattice Reduction

Javier Blanco-Romero, Florina Almenares Mendoza · 2026

Lattice reduction smooths the Gram-Schmidt profile, and we use majorization to describe the local swap mechanism behind that smoothing. In this language, each non-degenerate Lov\'asz swap acts as a T-…

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Mathematics Preprint PDF DOI

Existence and Uniqueness of Normalized Multi-peak Solutions for Coupled Nonlinear Schr\"odinger Systems

Wenhao Hu, Benniao Li, Wei Long, Chunhua Wang · 2026

We consider the following two-component coupled nonlinear Schr\"odinger (CNLS) system: \[ \begin{cases} -\Delta u +(P(x) + \lambda ) u=\mu_1 u^3+\beta u v^2, & \text{in } \mathbb{R}^N,\\ -\Delta v +(Q…

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Physics Preprint PDF DOI

All pure entangled states can lead to fully nonlocal correlations

Martin J. Renner, Edwin Peter Lobo, Arturo Konderak, Remigiusz Augusiak, Antonio Acin · 2026

It is a well-established fact that some quantum correlations can be nonlocal, meaning that they cannot be described by a local hidden variable model. Certain quantum correlations have a form of nonloc…

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Physics Preprint PDF DOI

Imaginarity-generating power of unitaries: A resource-theoretic approach

Akhil Kumar Awasthi, Mrinmoy Samanta, Sudipta Mondal, Ayan Patra, Aditi Sen De · 2026

Imaginarity, stemming from the complex structure of quantum mechanics, has recently emerged as a fundamental resource, yet its dynamical generation remains largely unexplored. In this work, we introdu…

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Physics Preprint PDF DOI

Rigged Liouville space formulation for quasi-Hermitian Liouville operators

Shousuke Ohmori, Junichi Takahashi · 2026

We discuss a super bra-ket formalism for quasi-Hermitian Liouvillian operators within the framework of rigged Hilbert spaces (RHS). An RHS in terms of the Liouville space, referred to as a rigged Liou…

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Physics Preprint PDF DOI

Excluded volume and molecular field in the Lennard-Jones fluid: a modified first-order perturbation theory

A. Trokhymchuk, V. Hordiichuk, R. Melnyk, I. Nezbeda · 2026

The equation of state and, more generally, the thermodynamics of the Lennard-Jones fluid have long served as a benchmark problem in the statistical theory of fluids. Among available theoretical approa…

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Mathematics Preprint PDF DOI

Mild Pro-$p$ Groups and Ordered Monoids

Ido Efrat · 2026

We prove a criterion for the mildness of a finitely presented pro-$p$ group $G$. It implies as a special case a cohomological mildness criterion via Massey products, generalizing results due to Schmid…

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Physics Preprint PDF DOI

Noise-robust 1-copy distillation protocol for all distillable Bell-diagonal qutrits

Tobias C. Sutter, Christopher Popp, Beatrix C. Hiesmayr · 2026

Entanglement distillation is the process of converting noisy entangled states into maximally entangled pure states via local operations and classical communication. A long-standing, unresolved questio…

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Physics Preprint PDF DOI

Synchronized molecular dynamics method for thin-layer flows of complex fluids

Shugo Yasuda, Kotaro Oda, Fumito Muragaki, Yuta Taketa, Masashi Iwayama, Tomohide Ina · 2026

We propose a multiscale computational method for thin-layer flows of complex fluids, termed the synchronized molecular dynamics (SMD) method, which directly couples local molecular dynamics (MD) simul…

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Computer Science Preprint PDF DOI

GLIER: Generative Legal Inference and Evidence Ranking for Legal Case Retrieval

Minghan Li, Tianrui Lv, Chao Zhang, Guodong Zhou · 2026

The semantic gap between colloquial user queries and professional legal documents presents a fundamental challenge in Legal Case Retrieval (LCR). Existing dense retrieval methods typically treat LCR a…

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Physics Preprint PDF DOI

Successful irradiation campaign on PRIMA/PRIMAger KIDs detectors with DRACuLA

Valentin Sauvage, Anais Besnard, Giulia Conenna, Kenichi Karatsu, Stephen J.C. Yates, Lorenza Ferrari, Bruno Maffei · 2026

DRACuLA (Detector irRAdiation Cryogenic faciLity for Astrophysics) is a mobile dilution refrigerator platform developed at the Institut d'Astrophysique Spatiale (IAS) to expose sub-Kelvin detectors to…

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Mathematics Preprint PDF DOI

An algebraic characterization of non-singular matrix semicircles

Vladislav Kargin · 2026

Let $A_1, \ldots, A_r$ be Hermitian $n \times n$ matrices and $S = \sum A_i \otimes s_i$ the associated matrix semicircle, where $s_1, \ldots, s_r$ are free semicircular variables. We prove that the f…

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Computer Science Preprint PDF DOI

Module Lattice Security (Part II): Module Lattice Reduction via Optimal Sign Selection

Ming-Xing Luo · 2026

We extend the CDPR lattice reduction algorithm from ideal to module lattices, leveraging the trace orthogonality of the power basis to decompose the module into rank-1 submodules and applying CDPR ind…

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Physics Preprint PDF DOI

Turbulent mixing of a hydrogen jet in crossflow: direct numerical simulation and model assessment

Yiqing Wang, Chao Xu, Riccardo Scarcelli, Ben Cantrell, Jon Anders, Sameera Wijeyakulasuriya · 2026

A numerical study for a hydrogen (H2) jet in an air crossflow (JICF) was performed using direct numerical simulation (DNS), large eddy simulation (LES), and Reynolds-averaged Navier-Stokes (RANS) appr…

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Computer Science Preprint PDF DOI

CuRast: Cuda-Based Software Rasterization for Billions of Triangles

Markus Schutz, Lukas Lipp, Elias Kristmann, Michael Wimmer · 2026

Previous work shows that small triangles can be rasterized efficiently with compute shaders. Building on this insight, we explore how far this can be pushed for massive triangle datasets without the n…

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Physics Preprint PDF DOI

Unraveling Chemical Enrichment in Extreme Emission-Line Galaxies: A Multi-Element Bayesian View of Bursty Star Formation and Galaxy Evolution in DESI

Razieh Emami, James A. A. Trussler, Tiger Yu-Yang Hsiao, Kaley Brauer, Lars Hernquist, Randall Smith, Douglas Finkbeiner, Fengwu Sun, Rebecca Davies, James F. Steiner, Mark Vogelsberger, Tobias Looser, Grant Tremblay, Letizia Bugiani · 2026

Extreme emission-line galaxies (EELGs) probe chemical enrichment in low-mass, bursty systems where star formation, feedback, and gas accretion are poorly constrained. Using DESI DR1, we select 23 near…

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Physics Preprint PDF DOI

Duality of Hamiltonian and Lagrangian formulations for integrable systems

Pierandrea Vergallo, Mats Vermeeren · 2026

We introduce the concept of Hamiltonian potential variables to map Hamiltonian operators into symplectic operators in a dual space. This generalises the classical trick of switching to a potential var…

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Mathematics Preprint PDF DOI

Generalized algebraic Morse inequalities and Hasse-Schmidt jet differentials

Benoit Cadorel (IECL) · 2026

This is a remastered and expanded version of a an earlier preprint of the author, in which we give a fully algebraic proof of an important theorem of Demailly, stating the existence of many Green-Grif…

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Mathematics Preprint PDF DOI

The Steklov spectrum of convex polygonal domains II: investigating spectral determination

Emily B. Dryden, Carolyn Gordon, Javier Moreno, Julie Rowlett, Carlos Villegas-Blas · 2026

The extent to which the geometry of an object is determined by some associated spectral data is a longstanding problem. We investigate this problem in the context of the Steklov spectrum, focusing on …

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