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🔍 sebastian semper 📂 Engineering
Showing 802 results for "sebastian semper" in Engineering
Engineering Preprint PDF DOI

A Matrix-Free Galerkin Multigrid Solver and Failure-Mode Screen for Single-GPU 3D SIMP Linear Systems

Shaoliang Yang, Jun Wang, Yunsheng Wang · 2026

Large 3D SIMP studies require repeated elasticity solves for density-dependent operators whose finest matrices are expensive to assemble and whose conditioning degrades under high contrast. We study t…

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Engineering Preprint PDF DOI

Benefits of Low-Cost Bio-Inspiration in the Age of Overparametrization

Kevin Godin-Dubois, Anil Yaman, Anna V. Kononova · 2026

While Central Pattern Generators (CPGs) and Multi-Layer Perceptrons (MLP) are widely used paradigms in robot control, few systematic studies have been performed on the relative merits of large paramet…

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Engineering Preprint PDF DOI

Thrust Regulation Through Wing Linkage Modulation on the Aerobat Platform: Piezoelectric Slip-Stick Actuated Regulator Development

Luca Ciampaglia · 2026

Aerobat is a bat-inspired flapping-wing robot with a wing gait generate by the computational structure, a planar linkage of carbon fiber links driven by a single motor. This design minimizes weight bu…

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Engineering Preprint PDF DOI

Early Exiting U-Net for Efficient Processing on UAVs: A Case Study in Environmental Monitoring

Luca Sartori Boni, Mohamed Moursi, Norbert Wehn, Bilal Hammoud · 2026

Oil spills represent a severe threat, making early-stage thickness estimation crucial for guiding remediation efforts. Unmanned Aerial Vehicles (UAVs) are an attractive platform for environmental moni…

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Engineering Preprint PDF DOI

Singularity Avoidance in Inverse Kinematics: A Unified Treatment of Classical and Learning-based Methods

Vishnu Rudrasamudram, Hariharasudan Malaichamee · 2026

Singular configurations cause loss of task-space mobility, unbounded joint velocities, and solver divergence in inverse kinematics (IK) for serial manipulators. No existing survey bridges classical si…

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Engineering Preprint PDF DOI

Using Unwrapped Full Color Space Recording to Measure the Exposedness of Vehicle Exterior Parts for External Human Machine Interfaces

Jose Gonzalez-Belmonte, Jaerock Kwon · 2026

One of the concerns with autonomous vehicles is their ability to communicate their intent to other road users, specially pedestrians, in order to prevent accidents. External Human-Machine Interfaces (…

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Engineering Preprint PDF DOI

3D-Anchored Lookahead Planning for Persistent Robotic Scene Memory via World-Model-Based MCTS

Bronislav Sidik, Dror Mizrahi · 2026

We present 3D-Anchored Lookahead Planning (3D-ALP), a System 2 reasoning engine for robotic manipulation that combines Monte Carlo Tree Search (MCTS) with a 3D-consistent world model as the rollout or…

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Engineering Preprint PDF DOI

BEACON: Benefit-Aware Early-Exit for Automatic Modulation Classification via Recoverability Prediction

Zheng Liu, Hatem Abou-Zeid, Huaqing Wu · 2026

Convolutional neural networks (CNNs) have emerged as a powerful tool for automatic modulation classification (AMC) by directly extracting discriminative features from raw in-phase and quadrature (I/Q)…

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Engineering Preprint PDF DOI

Sparse Bayesian Learning Algorithms Revisited: From Learning Majorizers to Structured Algorithmic Learning using Neural Networks

Rushabha Balaji, Kuan-Lin Chen, Danijela Cabric, Bhaskar D. Rao · 2026

Sparse Bayesian Learning is one of the most popular sparse signal recovery methods, and various algorithms exist under the SBL paradigm. However, given a performance metric and a sparse recovery probl…

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Engineering Preprint PDF DOI

VisG AV-HuBERT: Viseme-Guided AV-HuBERT

Aristeidis Papadopoulos, Rishabh Jain, Naomi Harte · 2026

Audio-Visual Speech Recognition (AVSR) systems nowadays integrate Large Language Model (LLM) decoders with transformer-based encoders, achieving state-of-the-art results. However, the relative contrib…

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Engineering Preprint PDF DOI

Learning Surrogate LPV State-Space Models with Uncertainty Quantification

E. Javier Olucha, Valentin Preda, Amritam Das, Roland Toth · 2026

The Linear Parameter-Varying (LPV) framework enables the construction of surrogate models of complex nonlinear and high-dimensional systems, facilitating efficient stability and performance analysis t…

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Engineering Preprint PDF DOI

FODMP: Fast One-Step Diffusion of Movement Primitives Generation for Time-Dependent Robot Actions

Xirui Shi, Arya Ebrahimi, Yi Hu, Jun Jin · 2026

Diffusion models are increasingly used for robot learning, but current designs face a clear trade-off. Action-chunking diffusion policies like ManiCM are fast to run, yet they only predict short segme…

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Engineering Preprint PDF DOI

A Multimodal Framework for Human-Multi-Agent Interaction

Shaid Hasan, Breenice Lee, Sujan Sarker, Tariq Iqbal · 2026

Human-robot interaction is increasingly moving toward multi-robot, socially grounded environments. Existing systems struggle to integrate multimodal perception, embodied expression, and coordinated de…

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Engineering Preprint PDF DOI

Outage Probability Analysis of NOMA Enabled Hierarchical UAV Networks with Non-Linear Energy Harvesting

Faicel Khennoufa, Khelil Abdellatif, Metin Ozturk, Halim Yanikomeroglu, Safwan Alfattani · 2026

Uncrewed aerial vehicles (UAVs) are expected to enhance connectivity, extend network coverage, and support advanced communication services in sixth-generation (6G) cellular networks, particularly in p…

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Engineering Preprint PDF DOI

Industrial cuVSLAM Benchmark & Integration

Charbel Abi Hana, Kameel Amareen, Mohamad Mostafa, Dmitry Slepichev, Hesam Rabeti, Zheng Wang, Mihir Acharya, Anthony Rizk · 2026

This work presents a comprehensive benchmark evaluation of visual odometry (VO) and visual SLAM (VSLAM) systems for mobile robot navigation in real-world logistical environments. We compare multiple v…

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Engineering Preprint PDF DOI

Vision-guided Autonomous Dual-arm Extraction Robot for Bell Pepper Harvesting

Kshitij Madhav Bhat, Tom Gao, Abhishek Mathur, Rohit Satishkumar, Francisco Yandun, Dominik Bauer, Nancy Pollard · 2026

Agricultural robotics has emerged as a critical solution to the labor shortages and rising costs associated with manual crop harvesting. Bell pepper harvesting, in particular, is a labor-intensive tas…

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Engineering Preprint PDF DOI

DiT-IC: Aligned Diffusion Transformer for Efficient Image Compression

Junqi Shi, Ming Lu, Xingchen Li, Anle Ke, Ruiqi Zhang, Zhan Ma · 2026

Diffusion-based image compression has recently shown outstanding perceptual fidelity, yet its practicality is hindered by prohibitive sampling overhead and high memory usage. Most existing diffusion c…

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Engineering Preprint PDF DOI

A Learnable SIM Paradigm: Fundamentals, Training Techniques, and Applications

Hetong Wang, Yashuai Cao, Tiejun Lv · 2026

Stacked intelligent metasurfaces (SIMs) represent a breakthrough in wireless hardware by comprising multilayer, programmable metasurfaces capable of analog computing in the electromagnetic (EM) wave d…

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Engineering Preprint PDF DOI

A Regularized Ensemble Kalman Filter for Stochastic Phase Field Models of Brittle Fracture

Lucas Hermann, Ralf Janicke, Knut Andreas Meyer, Ulrich Romer · 2026

The phase-field approach to brittle fracture provides a continuum framework for modeling crack initiation and propagation without explicit representation of discrete crack surfaces, provided the spati…

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Engineering Preprint PDF DOI

Trade-offs Between Capacity and Robustness in Neural Audio Codecs for Adversarially Robust Speech Recognition

Jordan Prescott, Thanathai Lertpetchpun, Shrikanth Narayanan · 2026

Adversarial perturbations exploit vulnerabilities in automatic speech recognition (ASR) systems while preserving human perceived linguistic content. Neural audio codecs impose a discrete bottleneck th…

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