Expertini Research Research

Browse Research Papers

2,470+ open-access research outputs.

✕ Clear
🔍 sergio verdu
Showing 2470 results for "sergio verdu"
Neuroscience Preprint PDF DOI

Multisensory learning recruits visual neurons into an olfactory memory engram

Zeynep Okray, Nils Otto, Anna A. Cook, Clifford Talbot, Ashwin Miriyala, Martin Klappenbach, Ciara Stern, Kieran Desmond, Paola Vargas-Gutierrez, Scott Waddell · 2026

Associating multiple sensory cues with a single experience or object is a fundamental process that improves object recognition and memory performance. However, neural mechanisms that bind sensory feat…

Read Paper →
Mathematics Preprint PDF DOI

Sharp Criteria for the existence of positive solutions to Lane-Emden-type inequalities on weighted graphs

Qingsong Gu, Lu Hao, Xueping Huang, Yuhua Sun · 2026

We study positive solutions of Lane--Emden-type inequalities on infinite, connected, locally finite weighted graphs. For arbitrary connected domains (with Dirichlet boundary when present), we establis…

Read Paper →
AI & Data Science Preprint PDF DOI

ShredBench: Evaluating the Semantic Reasoning Capabilities of Multimodal LLMs in Document Reconstruction

Zichun Guo, Yuling Shi, Wenhao Zeng, Chao Hu, Haotian Lin, Terry Yue Zhuo, Jiawei Chen, Xiaodong Gu, Wenping Ma · 2026

Multimodal Large Language Models (MLLMs) have achieved remarkable performance in Visually Rich Document Understanding (VRDU) tasks, but their capabilities are mainly evaluated on pristine, well-struct…

Read Paper →
Mathematics Preprint PDF DOI

On the Cauchy problem for the multi-dimensional compressible Navier-Stokes-Korteweg system: Global strong solutions with arbitrarily large initial data

Xiangdi Huang, Muxi Lei, Huitao Zhou · 2026

Since the pioneering work of Korteweg (1901) and the subsequent refinement of capillary fluid models by Dunn and Serrin (1985), the global existence of strong solutions to the multi-dimensional compre…

Read Paper →
Engineering Preprint PDF DOI

Self-Noise Reduction for Capacitive Sensors via Photoelectric DC Servo: Application to Condenser Microphones

Hirotaka Obo, Atsushi Tsuchiya, Tadashi Ebihara, Naoto Wakatsuki · 2026

The self-noise of capacitive sensors, primarily caused by thermal noise from the gate-bias resistor in the preamplifier, imposes a fundamental limit on measurement sensitivity. In electret condenser m…

Read Paper →
Economics & Finance Preprint PDF DOI

Can Institutional Integration of Western Balkans Stock Exchanges Strengthen Monetary Transmission?

Stefan Tanevski · 2026

This paper asks how institutional stock-market integration reshapes the transmission of monetary policy through asset prices in small open economies. Motivated by the persistent segmentation of Wester…

Read Paper →
Computer Science Preprint PDF DOI

Mismatch Capacity under Stochastic Decoding

Francesc Molina, Albert Guillen i Fabregas · 2026

This manuscript investigates channel capacity under mismatched stochastic likelihood decoding. We derive Feinstein- and Verd\'u-Han-style bounds on the error probability coded communication. These are…

Read Paper →
Mathematics Preprint PDF DOI

Existence and regularity of solutions to parabolic-elliptic nonlinear systems

Marco Picerni · 2026

In this paper we study the existence and summability of the solutions to the following parabolic-elliptic system of partial differential equations with discontinuous coefficients: \begin{equation*} \b…

Read Paper →
Mathematics Preprint PDF DOI

The Ladyzhenskaya-Prodi-Serrin Conditions and the Search for Extreme Behavior in 3D Navier-Stokes Flows

Elkin Ramirez, Bartosz Protas · 2026

In this investigation, we conduct a systematic computational search for potential singularities in 3D Navier-Stokes flows on a periodic domain $\Omega$ based on the Ladyzhenskaya-Prodi-Serrin conditio…

Read Paper →
Mathematics Preprint PDF DOI

On the heat equation with singular drift

N.V. Krylov · 2026

We prove the maximum modulus estimates in terms of the $L_{q,p}$-norm of the free term for solutions of the heat equation with Morrey drift for any $q,p$ satisfying $d/p+2/q<2$ and any order of integr…

Read Paper →
Physics Preprint PDF DOI

Holonomy-based Diagnostic of Strain Compatibility in Birefringence Imaging of Stress-induced Ferroelectric SrTiO$_3$

Hirotaka Manaka, Kazuma Seike, Yoko Miura · 2026

We introduce a holonomy-based geometric diagnostic for birefringence-derived director fields and apply it to stress-induced ferroelectric SrTiO$_3$. Treating the director as a line field in $\mathbb{R…

Read Paper →
Mathematics Preprint PDF DOI

Reminiscences of S. K. Godunov. The Russian Mathematician

Eleuterio F. Toro · 2026

These personal reminiscences of the great Russian mathematician Sergey K. Godunov (1929-2023) arose from a request by his daughter, Ekaterina, to contribute a piece to a book she is writing about her …

Read Paper →
Physics Preprint PDF DOI

VST-SMASH: VST Survey of Mass Assembly and Structural Hierarchy I. Survey presentation and deep photometry of IC 5332: tracing the mass assembly in the challenging faintest-end regime

R. Ragusa, C. Tortora, L. Hunt, M. Spavone, M. Baes, Abdurro uf, M. Gatto, F. Annibali, A. Mercurio, N. Bellucco, A. Unni, E. Schinnerer · 2026

Understanding the formation and evolution of late type galaxies (LTG) requires deep imaging for tracing the faintest stellar components in their outskirts. Despite their crucial role in the buildup of…

Read Paper →
Chemistry Preprint PDF DOI

Regio-Connectivity and Torsional Angle Effects on Singlet Fission and SOCT-ISC in Aza-BODIPY Dimers

Sophiya Goyal, S. Rajagopala Reddy · 2026

Aza-BODIPY dimers represent promising molecular systems for efficient triplet-state generation through either intramolecular-singlet fission (iSF) or spin-orbit charge transfer intersystem crossing (S…

Read Paper →
Physics Preprint PDF DOI

A Five-Stage Framework for Slitless Grism Spectra: Demonstrated on Euclid Q1 Strong-Lens Candidates and Ported to CEERS NIRCam

R.Tata · 2026

Wide-field slitless grism spectroscopy is difficult in the co-spatial regime, where multiple sources share one cross-dispersion PSF element and catalogue-level decontamination (aXe/LINEAR/Grizli) does…

Read Paper →
Mathematics Preprint PDF DOI

Fischer-Servi logic does not have interpolation

Rodrigo Nicolau Almeida, Nick Bezhanishvili, Simon Lemal · 2026

We prove that the Fischer-Servi logic $\mathsf{IK}$ does not have the (Craig) interpolation property. This is obtained by showing that the corresponding class of modal Heyting algebras lacks the amalg…

Read Paper →
Mathematics Preprint PDF DOI

Symmetry and Qualitative \& Quantitative Stability for a Class of Overdetermined Problems in C-GNP Domains with Source Supported in the Core

Mohammed Barkatou · 2026

We introduce a unified geometric framework for domains satisfying a geometric normal property (C-GNP) relative to a strictly convex set \(C\). Under the fundamental assumption that the source \(f\) is…

Read Paper →
Computer Science Preprint PDF DOI

Client-Verifiable and Efficient Federated Unlearning in Low-Altitude Wireless Networks

Yuhua Xu, Mingtao Jiang, Chenfei Hu, Yinglong Wang, Chuan Zhang, Meng Li, Ming Lu, Liehuang Zhu · 2026

In low-altitude wireless networks (LAWN), federated learning (FL) enables collaborative intelligence among unmanned aerial vehicles (UAVs) and integrated sensing and communication (ISAC) devices while…

Read Paper →
Mathematics Preprint PDF DOI

Perron's method and spherical ideal circle patterns with prescribed total geodesic curvatures

Lishan Li, Jun Hu, Yi Qi, Yu Sun · 2026

In this paper, we apply the classical Perron method to give a proof of the existence and uniqueness/rigidity result of a circle pattern on a closed surface equipped with conical spherical metric when …

Read Paper →
Physics Preprint PDF DOI

Suppression of Superconductivity and Electrostatic Side Gate Tuning in High Mobility SrTiO$_3$ Surface Electron Gas

Dickson Boahen, Sushant Padhye, Gayan De Silva, Eshanvi Rao, Evgeny Mikheev · 2026

We report on the fabrication and characterization of patterned high-mobility two-dimensional electron gases (2DEG) formed on SrTiO$_3$ (STO) substrate surfaces by hydrogen plasma exposure. The resulti…

Read Paper →
Page 1 of 124 Next →