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๐Ÿ” o. ploc ๐Ÿ“‚ Engineering
Showing 1044 results for "o. ploc" in Engineering
Engineering Preprint PDF DOI

The role of physical models in the validation and calibration of numerical models -- The example of the Lilleb{\ae}lt Bridge

Paula Apollonia Wunderlich, Gledson Rodrigo Tondo, Guido Morgenthal ยท 2026

With the rapid advancement of computer technologies enabling fast calculations of complex structures, numerical methods have become a central tool in engineering sciences, while physical models have iโ€ฆ

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Engineering Preprint PDF DOI

Sample entropy for graph signals: An approach to nonlinear analysis of graph signals

Mei-San Maggie Lei, John Stewart Fabila Carrasco, Javier Escudero ยท 2026

We introduce a graph-signal generalisation of Sample Entropy, denoted SampEn$_{G}$, to quantify irregularity of graph signals on a continuous state space, complementing existing methods on symbolic dyโ€ฆ

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Engineering Preprint PDF DOI

Output Feedback Backup Control Barrier Functions: Safety Guarantees Under Input Bounds and State Estimation Error

David E. J. van Wijk, Tamas G. Molnar, Samuel Coogan, Manoranjan Majji, Aaron D. Ames, Joel W. Burdick ยท 2026

Guaranteeing the safety of controllers is vital for real-world applications, but is markedly difficult when the states are not perfectly known and when the control inputs are bounded. Backup control bโ€ฆ

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Engineering Preprint PDF DOI

Wildfires Quasi-Implicit Alternative-Direction Simulations using Isogeometric Finite Element Method

Juliusz Wasieleski, Tomasz S{l}uzalec, Maciej Wozniak, Marcin {L}os, Andres Medina, Paulina Sepulveda, Albert Oliver Serra, Eirik Valseth, Anna Paszynska, Maciej Paszynski ยท 2026

We develop a wildfire simulation model that evolves the temperature scalar field using an energy balance equation accounting for heat generation, transport, and loss. For these equations, we develop qโ€ฆ

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Engineering Preprint PDF DOI

Safety-Certified CRT Sparse FFT: $\Omega(k^2)$ Lower Bound and $O(N \log N)$ Worst-Case

Aaron R. Flouro, Shawn P. Chadwick ยท 2026

Computing Fourier transforms of k-sparse signals, where only k of N frequencies are non-zero, is fundamental in compressed sensing, radar, and medical imaging. While the Fast Fourier Transform (FFT) eโ€ฆ

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Engineering Preprint PDF DOI

A Novel CSI-RS Reporting Scheme for RIS Optimization in O-RAN-based NextG Networks

Ali Fuat Sahin, Sefa Kayraklik, Ali Gorcin, Ibrahim Hokelek, Ertugrul Basar, Halim Yanikomeroglu ยท 2026

Reconfigurable intelligent surface (RIS) technology is a promising enabler for next-generation (NextG) wireless systems, capable of dynamically shaping the propagation environment. Integrating RIS witโ€ฆ

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Engineering Preprint PDF DOI

A shifted interface approach for internal discontinuities in poroelastic media

David Michael Riley, Guglielmo Scovazzi, Ioannis Stefanou ยท 2026

Porous media containing cracks, fractures, or internal discontinuities arise throughout subsurface geomechanics, biomechanics, and materials science. Numerical simulation of the coupled hydromechanicaโ€ฆ

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Engineering Preprint PDF DOI

A multi-platform LiDAR dataset for standardized forest inventory measurement at long term ecological monitoring sites

Michael R. Chang, Anna Candotti, Karl von Ellenrieder, Enrico Tomelleri, Marco Camurri ยท 2026

We present a curated multi-platform LiDAR reference dataset from an instrumented ICOS forest plot, explicitly designed to support calibration, benchmarking, and integration of 3D structural data with โ€ฆ

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Engineering Preprint PDF DOI

SpeakerRPL v2: Robust Open-set Speaker Identification through Enhanced Few-shot Foundation Tuning and Model Fusion

Zhiyong Chen, Shuhang Wu, Yingjie Duan, Xinkang Xu, Xinhui Hu ยท 2026

This paper proposes an improved approach for open-set speaker identification based on pretrained speaker foundation models. Building upon the previous Speaker Reciprocal Points Learning framework (V1)โ€ฆ

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Engineering Preprint PDF DOI

ESN-DAGMM: A Lightweight Framework for Unsupervised Time-Series Data Monitoring in 5G O-RAN Networks

Andrew J Chen, Raymond Zhao, Lingjia Liu ยท 2026

Open Radio Access Network (O-RAN) is an important 5G network architecture enabling flexible communication with adaptive strategies for different verticals. However, testing for O-RAN deployments involโ€ฆ

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Engineering Preprint PDF DOI

Learning Low-Dimensional Representation for O-RAN Testing via Transformer-ESN

Jiongyu Dai, Raymond Zhao, Farhad Rezazadeh, Lizhong Zheng, Haining Wang, Lingjia Liu ยท 2026

Open Radio Access Network (O-RAN) architectures enhance flexibility for 6G and NextG networks. However, it also brings significant challenges in O-RAN testing with evaluating abundant, high-dimensionaโ€ฆ

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Engineering Preprint PDF DOI

Bilinear controllability for the linear KdV-Schr{\"o}dinger equation

Remi Buffe (IECL, SPHINX), Alessandro Duca (SPHINX, IECL), Hugo Parada (SPHINX, IECL) ยท 2026

We study the controllability of a linear KdV-Schr{\"o}dinger equation on the one-dimensional torus via purely imaginary bilinear controls. Considering controls spanning a suitable finite number of Fouโ€ฆ

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Engineering Preprint PDF DOI

Quantized Online LQR

Barron Han, Victoria Kostina, Babak Hassibi ยท 2026

We study online linear-quadratic regulation (LQR) with unknown dynamics under communication rate constraints. Classical networked control quantizes the plant state at every time step, requiring $O(T)$โ€ฆ

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Engineering Preprint PDF DOI

Disaggregated multi-domain interference classification for O-RAN

Dieter Verbruggen, Hazem Sallouha, Sofie Pollin ยท 2026

Spectrum sharing and dynamic spectrum reuse are becoming increasingly critical in modern wireless networks to address spectrum scarcity. However, these techniques inevitably increase Cross-Technology โ€ฆ

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Engineering Preprint PDF DOI

Spectral Kernel Dynamics via Maximum Caliber: Fixed Points, Geodesics, and Phase Transitions

Jnaneshwar Das ยท 2026

We derive a closed-form geometric functional for kernel dynamics on finite graphs by applying the Maximum Caliber (MaxCal) variational principle to the spectral transfer function h(lambda) of the grapโ€ฆ

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Engineering Preprint PDF DOI

Object-Attribute-Relation Model Driven Adaptive Hierarchical Transmission for Multimodal Semantic Communication

Chenxing Li, Yiping Duan, Han Jiao, Xiaoming Tao, Weiyao Lin, Mingquan Lu ยท 2026

Traditional video coding (VVC, HEVC) prioritizes human visual perception, transmitting substantial texture redundancy that severely hinders machine decision-making under constrained bandwidths. In dynโ€ฆ

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Engineering Preprint PDF DOI

Projected Variational Quantum Extragradient for Zero-Sum Games

Duong The Do, Matthew Aldridge, Duong Tung Nguyen ยท 2026

We propose a projected variational quantum extragradient (VQEG) framework for computing approximate Nash equilibria in two-player zero-sum matrix games. Mixed strategies are parameterized as Born distโ€ฆ

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Engineering Preprint PDF DOI

Robust Multi-Agent Target Tracking in Intermittent Communication Environments via Analytical Belief Merging

Mohamed Abdelnaby, Samuel Honor, Kevin Leahy ยท 2026

Autonomous multi-agent target tracking in GPS-denied and communication-restricted environments (e.g., underwater exploration, subterranean search and rescue, and adversarial domains) forces agents to โ€ฆ

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Engineering Preprint PDF DOI

CMP: Robust Whole-Body Tracking for Loco-Manipulation via Competence Manifold Projection

Ziyang Cheng, Haoyu Wei, Hang Yin, Xiuwei Xu, Bingyao Yu, Jie Zhou, Jiwen Lu ยท 2026

While decoupled control schemes for legged mobile manipulators have shown robustness, learning holistic whole-body control policies for tracking global end-effector poses remains fragile against Out-oโ€ฆ

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Engineering Preprint PDF DOI

G-AMC: A Green Automatic Modulation Classification Method

Chee-An Yu, Young-Kai Chen, C.-C. Jay Kuo ยท 2026

In this work, we propose an efficient and transparent green learning pipeline to address the automatic modulation classification (AMC) problem. This pipeline aims to enable receivers to blindly identiโ€ฆ

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