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🔍 gregory j. duck 📂 Engineering
Showing 377 results for "gregory j. duck" 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 · 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 i…

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Engineering Preprint PDF DOI

TEACar: An Open-Source Autonomous Driving Platform

Zhongzheng Zhang, Maxwell Ruyle, Andrew Kappes, Tyler Ruble, William Shaoul, Dana Moreno, Jack Penn, Ivan Ruchkin · 2026

Intelligent Transportation Systems (ITS) increasingly rely on vision-based perception and learning-based control, necessitating experimental platforms that support realistic hardware-in-the-loop valid…

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Engineering Preprint PDF DOI

Defining the Magnetization State of LCF Magnets: From Material Properties to Motor-Level Metrics

Taha El Hajji, Aleksandr Nadkin, Stefan Skoog, Lars Sjoberg, Kristoffer Nilsson, Anthony C. Morcos · 2026

Variable flux memory motors, which employ Low Coercive Force (LCF) magnets, achieve extended high-efficiency operation through controllable magnetization states. To address the need for a unified appr…

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Engineering Preprint PDF DOI

Impact-Aware Model Predictive Control for UAV Landing on a Heaving Platform

Jess Stephenson, Melissa Greeff · 2026

Landing UAVs on heaving marine platforms is challenging because relative vertical motion can generate large impact forces and cause rebound on touchdown. To address this, we develop an impact-aware Mo…

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Engineering Preprint PDF DOI

Simulation of Switching Converters on the Level of Averaged Voltages and Currents

Aleksandra Lekic, Predrag Pejovic · 2026

An algorithm for simulation of switching converters is proposed in the paper. The algorithm is based on simulation of averaged circuit model applying "switching cell" concept, and construction of inst…

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Engineering Preprint PDF DOI

Simulation of Switching Converters on the Level of Averaged Voltages and Currents

Aleksandra Lekic, Predrag Pejovic · 2026

An algorithm for simulation of switching converters is proposed in the paper. The algorithm is based on simulation of averaged circuit model applying "switching cell" concept, and construction of inst…

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Engineering Preprint PDF DOI

Learning ultra-compressible hyperelasticity with splines: Constitutive asymmetries and non-unique representations

Miguel Angel Moreno-Mateos, Simon Wiesheier, Paul Steinmann, Ellen Kuhl · 2026

Highly compressible solids, such as foams, exhibit complex responses, including pronounced tension-compression asymmetry. Capturing such behaviors within unified hyperelastic frameworks remains challe…

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Engineering Preprint PDF DOI

A Case Study on Energy-Efficient Edge AI Crack Segmentation

Matthias Tschope, Mohamed Moursi, Vladimir Rybalkin, Bo Zhou, Norbert Wehn, Paul Lukowicz · 2026

Crack segmentation on edge devices can support continuous infrastructure monitoring and maintenance and thereby help to preserve public safety. Furthermore, autonomous infrastructure monitoring by usi…

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Engineering Preprint PDF DOI

Jutted BMOCZ for Non-Coherent OFDM

Parker Huggins, Alphan Sahin · 2026

In this work, we propose a zero constellation for binary modulation on conjugate-reciprocal zeros (BMOCZ), called jutted BMOCZ (J-BMOCZ), and study its application to non-coherent orthogonal frequency…

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Engineering Preprint PDF DOI

CREST: Constraint-Release Execution for Multi-Robot Warehouse Shelf Rearrangement

Jiaqi Tan, Yudong Luo, Sophia Huang, Yifan Yang, Hang Ma · 2026

Double-Deck Multi-Agent Pickup and Delivery (DD-MAPD) models the multi-robot shelf rearrangement problem in automated warehouses. MAPF-DECOMP is a recent framework that first computes collision-free s…

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Engineering Preprint PDF DOI

A Monolithic Computational Homogenization Framework for Nearly Incompressible Magnetoelastic Composites

L. River Spencer, Manuel K. Rausch, Chad M. Landis, Jan N. Fuhg · 2026

Magneto-active elastomers exhibit large, nonlinear deformations under combined mechanical loading and magnetic fields, and their effective behavior is strongly governed by microstructural heterogeneit…

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Engineering Preprint PDF DOI

4D Fresnel Space-Time Modulation for Near-Field ELAA: Kinematic Multiplexing and O(N log N) Precoding at Sub-THz Frequencies

Rahul Gulia · 2026

Extremely Large Antenna Arrays (ELAA) operating at sub-terahertz frequencies introduce a regime where near-field Fresnel propagation and high-mobility carrier Doppler interact simultaneously, creating…

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Engineering Preprint PDF DOI

A Single-Fiber Optical Frequency Domain Reflectometry (OFDR)-Based Shape Sensing of Concentric Tube Steerable Drilling Robots

Yash Kulkarni, Mobina Tavangarifard, Daniyal Maroufi, Mohsen Khadem, Justin E. Bird, Jeffrey H. Siewerdsen, Farshid Alambeigi · 2026

This paper introduces a novel shape-sensing approach for Concentric Tube Steerable Drilling Robots (CT-SDRs) based on Optical Frequency Domain Reflectometry (OFDR). Unlike traditional FBG-based method…

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Engineering Preprint PDF DOI

Solar Daylighting to Offset LED Lighting in Vertical Farming: A Techno-Economic Study of Light Pipes

Francesco Ceccanti, Aldo Bischi, Marco Antonelli, Andrea Baccioli · 2026

Vertical farming is a controlled-environment agriculture (CEA) approach in which crops are grown in stacked layers under regulated climate and lighting, enabling predictable production but requiring h…

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Engineering Preprint PDF DOI

Set-Prediction-Based J-Peak Detection for Pillow-Based Ballistocardiography

Shengwei Guo, Guobing Sun · 2026

J-peak detection in ballistocardiography (BCG) is a key component of unobtrusive heart rate monitoring during sleep. Most existing approaches formulate this task as a dense time-point segmentation p…

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Engineering Preprint PDF DOI

SilentWear: an Ultra-Low Power Wearable System for EMG-based Silent Speech Recognition

Giusy Spacone, Sebastian Frey, Giovanni Pollo, Alessio Burrello, Daniele Jahier Pagliari, Victor Kartsch, Andrea Cossettini, Luca Benini · 2026

Detecting speech from biosignals is gaining increasing attention due to the potential to develop human-computer interfaces that are noise-robust, privacy-preserving, and scalable for both clinical app…

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Engineering Preprint PDF DOI

Robust Helicopter Ship Deck Landing With Guaranteed Timing Using Shrinking-Horizon Model Predictive Control

Philipp Schitz, Paolo Mercorelli, Johann C. Dauer · 2026

We present a runtime efficient algorithm for autonomous helicopter landings on moving ship decks based on Shrinking-Horizon Model Predictive Control (SHMPC). First, a suitable planning model capturing…

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Engineering Preprint PDF DOI

HARU-Net: Hybrid Attention Residual U-Net for Edge-Preserving Denoising in Cone-Beam Computed Tomography

Khuram Naveed, Ruben Pauwels · 2026

Cone-beam computed tomography (CBCT) is widely used in dental and maxillofacial imaging, but low-dose acquisition introduces strong, spatially varying noise that degrades soft-tissue visibility and ob…

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Engineering Preprint PDF DOI

Docking and Persistent Operations for a Resident Underwater Vehicle

Leonard Gunzel, Gabriele Kasparaviciute, Ambj{o}rn Grimsrud Waldum, Bj{o}rn-Magnus Mosl{aa}tt, Abubakar Aliyu Badawi, Celil Y{i}lmaz, Md Shamin Yeasher Yousha, Robert Staven, Martin Ludvigsen · 2026

Our understanding of the oceans remains limited by sparse and infrequent observations, primarily because current methods are constrained by the high cost and logistical effort of underwater monitoring…

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Engineering Preprint PDF DOI

Twenty-five years of J-DSP Online Labs for Signal Processing Classes and Workforce Development Programs

Andreas Spanias · 2026

This paper presents the history of the online simulation program Java-DSP (J-DSP) and the most recent function development and deployment. J-DSP was created to support online laboratories in DSP class…

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