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🔍 leonard schmitz 📂 Engineering
Showing 45 results for "leonard schmitz" in Engineering
Engineering Preprint PDF DOI

LODESTAR: Degeneracy-Aware LiDAR-Inertial Odometry with Adaptive Schmidt-Kalman Filter and Data Exploitation

Eungchang Mason Lee, Kevin Christiansen Marsim, Hyun Myung · 2025

LiDAR-inertial odometry (LIO) has been widely used in robotics due to its high accuracy. However, its performance degrades in degenerate environments, such as long corridors and high-altitude flights,…

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Engineering Preprint PDF DOI

Technical Report for Dissipativity Learning in Reproducing Kernel Hilbert Space

Xiuzhen Ye, Wentao Tang · 2025

This work presents a nonparametric framework for dissipativity learning in reproducing kernel Hilbert spaces, which enables data-driven certification of stability and performance properties for unknow…

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Engineering Preprint PDF DOI

Linked Cell Traversal Algorithms for Three-Body Interactions in Molecular Dynamics

Jose Alfonso Pinzon Escobar, Markus Muhlhau{ss}er, Hans-Joachim Bungartz, Philipp Neumann · 2025

In this work, algorithms for the parallel computation of three-body interactions in molecular dynamics are developed. While traversals for the computation of pair interactions are readily available in…

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Engineering Preprint PDF DOI

Bounds of Validity for Bifurcations of Equilibria in a Class of Networked Dynamical Systems

Pranav Gupta, Ravi Banavar, Anastasia Bizyaeva · 2025

Local bifurcation analysis plays a central role in understanding qualitative transitions in networked nonlinear dynamical systems, including dynamic neural network and opinion dynamics models. In this…

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Engineering Preprint PDF DOI

Robust Online Calibration for UWB-Aided Visual-Inertial Navigation with Bias Correction

Yizhi Zhou, Jie Xu, Jiawei Xia, Zechen Hu, Weizi Li, Xuan Wang · 2025

This paper presents a novel robust online calibration framework for Ultra-Wideband (UWB) anchors in UWB-aided Visual-Inertial Navigation Systems (VINS). Accurate anchor positioning, a process known as…

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Engineering Preprint PDF DOI

Dual-Alignment Knowledge Retention for Continual Medical Image Segmentation

Yuxin Ye, Yan Liu, Shujian Yu · 2025

Continual learning in medical image segmentation involves sequential data acquisition across diverse domains (e.g., clinical sites), where task interference between past and current domains often lead…

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Engineering Preprint PDF DOI

Solving adhesive rough contact problems with Atomic Force Microscope data

Maria Rosaria Marulli, Jacopo Bonari, Pasqualantonio Pingue, Marco Paggi · 2025

This study presents an advanced numerical framework that integrates experimentally acquired Atomic Force Microscope (AFM) data into high-fidelity simulations for adhesive rough contact problems, bridg…

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Engineering Preprint PDF DOI

Competitive algorithms for calculating the ground state properties of Bose-Fermi mixtures

Tomasz Swis{l}ocki, Krzysztof Gawryluk, Miros{l}aw Brewczyk, Tomasz Karpiuk · 2025

In this work we define, analyze, and compare different numerical schemes that can be used to study the ground state properties of Bose-Fermi systems, such as mixtures of different atomic species under…

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Engineering Preprint PDF DOI

Stochastic resonance in Schmitt trigger and its application towards weak signal detection

Yoonkang Kim, Donghyeok Seo · 2025

This study explores stochastic resonance (SR) in a Schmitt trigger circuit and its application to weak signal detection. SR, a phenomenon where noise synchronizes with weak signals to enhance detectab…

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Engineering Preprint PDF DOI

Elucidating microstructural influences on fatigue behavior for additively manufactured Hastelloy X using Bayesian-calibrated crystal plasticity model

Ajay Kushwaha, Eralp Demir, Amrita Basak · 2024

Crystal plasticity (CP) modeling is a vital tool for predicting the mechanical behavior of materials, but its calibration involves numerous (>8) constitutive parameters, often requiring time-consuming…

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Engineering Preprint PDF DOI

A Minimalistic 3D Self-Organized UAV Flocking Approach for Desert Exploration

Thulio Amorim, Tiago Nascimento, Akash Chaudhary, Eliseo Ferrante, Martin Saska · 2024

In this work, we propose a minimalistic swarm flocking approach for multirotor unmanned aerial vehicles (UAVs). Our approach allows the swarm to achieve cohesively and aligned flocking (collective mot…

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Engineering Preprint PDF DOI

DoF Analysis and Beamforming Design for Active IRS-aided Multi-user MIMO Wireless Communication in Rank-deficient Channels

Jinbing Jiang, Feng Shu, Xuehui Wang, Ke Yang, Chong Shen, Qi Zhang, Dongming Wang, Jiangzhou Wang · 2024

Due to its ability of significantly improving data rate, intelligent reflecting surface (IRS) will be a potential crucial technique for the future generation wireless networks like 6G. In this paper, …

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Engineering Preprint PDF DOI

Energy-based physics-informed neural network for frictionless contact problems under large deformation

Jinshuai Bai, Zhongya Lin, Yizheng Wang, Jiancong Wen, Yinghua Liu, Timon Rabczuk, YuanTong Gu, Xi-Qiao Feng · 2024

Numerical methods for contact mechanics are of great importance in engineering applications, enabling the prediction and analysis of complex surface interactions under various conditions. In this work…

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Engineering Preprint PDF DOI

Learning Dynamics of a Ball with Differentiable Factor Graph and Roto-Translational Invariant Representations

Qingyu Xiao, Zixuan Wu, Matthew Gombolay · 2024

Robots in dynamic environments need fast, accurate models of how objects move in their environments to support agile planning. In sports such as ping pong, analytical models often struggle to accurate…

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Engineering Preprint PDF DOI

Estimates on the domain of validity for Lyapunov-Schmidt reduction

Pranav Gupta, Anastasia Bizyaeva, Ravi Banavar · 2024

Lyapunov-Schmidt reduction is a dimensionality reduction technique in nonlinear systems analysis that is commonly utilised in the study of bifurcation problems in high-dimensional systems. The method …

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Engineering Preprint PDF DOI

A novel section-section potential for short-range interactions between plane beams

A. Borkovic, M. H. Gfrerer, R. A. Sauer, B. Marussig, T. Q. Bui · 2024

We derive a novel formulation for the interaction potential between deformable fibers due to short-range fields arising from intermolecular forces. The formulation improves the existing section-sectio…

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Engineering Preprint PDF DOI

Optimizing Fault-Tolerant Quality-Guaranteed Sensor Deployments for UAV Localization in Critical Areas via Computational Geometry

Marco Esposito, Toni Mancini, Enrico Tronci · 2023

The increasing spreading of small commercial Unmanned Aerial Vehicles (UAVs, aka drones) presents serious threats for critical areas such as airports, power plants, governmental and military facilitie…

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Engineering Preprint PDF DOI

Electric Aircraft Assignment, Routing, and Charge Scheduling Considering the Availability of Renewable Energy

Finn Vehlhaber, Mauro Salazar · 2023

Electric airplanes are expected to take to the skies soon, finding first use cases in small networks within hardly accessible areas, such as island communities. In this context, the environmental foot…

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Engineering Preprint PDF DOI

Extending the practical applicability of the Kalman Filter

J Humberto Ramos · 2022

A Schmidt filter is a modification of the Kalman filter that allows to append system parameters as states and considers their uncertainty effect in the filtering process without attempting to estimate…

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Engineering Preprint PDF DOI

Analytical disk-cylinder interaction potential laws for the computational modeling of adhesive, deformable (nano)fibers

Maximilian J. Grill, Wolfgang A. Wall, Christoph Meier · 2022

The analysis of complex fibrous systems or materials on the micro- and nanoscale, which have a high practical relevance for many technical or biological systems, requires accurate analytical descripti…

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