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🔍 christopher metzler 📂 Engineering
Showing 433 results for "christopher metzler" in Engineering
Engineering Preprint PDF DOI

Integrated Lander-Propulsion-GNC Framework for Autonomous Lunar Powered Descent

Emre Aklan, Fatih Seker, Bekir Gencalioglu, Mehmet Batuhan Kaya, Yigit Serceoglu, Furkan Yavuz, Omer Burak Iskender, Burak Yaglioglu · 2026

This paper presents an integrated lander-propulsion-GNC framework for autonomous lunar powered descent. The BUG VTVL test vehicle serves as the reference platform, with the YUNT V0 throttleable biprop…

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Engineering Preprint PDF DOI

Comprehensive Review of Doppler Shift Localization Methods: Advances, Limitations, and Research Opportunities

Rafal Szczepanik · 2026

Reliable geolocation of non-cooperative emitters in environments where Global Navigation Satellite Systems (GNSS) are unavailable or degraded is a key enabler for spectrum regulation, emergency respon…

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Engineering Preprint PDF DOI

Digital Twin for Real-Time Security Assessment and Flexibility Activation in the Bornholm Distribution System

Anosh Arshad Sundhu, Aysegul Kahraman, Spyros Chatzivasileiadis · 2026

The increasing penetration of distributed energy resources (DERs) is transforming distribution networks into actively managed systems, introducing challenges related to voltage regulation, thermal loa…

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Engineering Preprint PDF DOI

Quality-Aware Denoising of Ultra-Short TDoA Measurements for 5G-NR UAV Localization

Zexin Fang, Bin Han, Anjie Qiu, Zhuojun Tian, Hans D. Schotten · 2026

Reliable positioning is essential for Uncrewed Aerial Vehicles (UAVs) in safety-critical urban operations, yet achieving sub-meter accuracy under stringent latency constraints remains challenging. Whi…

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Engineering Preprint PDF DOI

AnyImageNav: Any-View Geometry for Precise Last-Meter Image-Goal Navigation

Yijie Deng, Shuaihang Yuan, Yi Fang · 2026

Image Goal Navigation (ImageNav) is evaluated by a coarse success criterion, the agent must stop within 1m of the target, which is sufficient for finding objects but falls short for downstream tasks s…

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Engineering Preprint PDF DOI

Temporal Derivative Soft-Sensing and Reconstructing Solar Radiation and Heat Flux from Common Environmental Sensors

Neksha DeSilva · 2026

Modern methods of environmental monitoring are deficient in the lack of ability to take measurements of energy flows since traditional readings involve capturing parameters such as temperature, pressu…

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Engineering Preprint PDF DOI

Long-Reach Robotic Cleaning for Lunar Solar Arrays

Stanley Wang, Velin Kojouharov, Long Yin Chung, Daniel Morton, Mark Cutkosky · 2026

Commercial lunar activity is accelerating the need for reliable surface infrastructure and routine operations to keep it functioning. Maintenance tasks such as inspection, cleaning, dust mitigation, a…

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Engineering Preprint PDF DOI

From Energy Transition Pathways to Measurement Requirements: A Scenario-Based Study of Low-Voltage Grids

Nane Zimmermann, Lukas P. Wagner, Luca von Ronn, Florian Strobel, Paul Huttmann, Felix Gehlhoff · 2026

Increasing penetration of electric vehicles, heat pumps, and rooftop photovoltaics is creating thermal and voltage stress in low-voltage distribution grids. This work links three German energy transit…

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Engineering Preprint PDF DOI

DiffusionAnything: End-to-End In-context Diffusion Learning for Unified Navigation and Pre-Grasp Motion

Iana Zhura, Yara Mahmoud, Jeffrin Sam, Hung Khang Nguyen, Didar Seyidov, Miguel Altamirano Cabrera, Dzmitry Tsetserukou · 2026

Efficiently predicting motion plans directly from vision remains a fundamental challenge in robotics, where planning typically requires explicit goal specification and task-specific design. Recent vis…

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Engineering Preprint PDF DOI

Underdetermined Library-aided Impedance Estimation with Terminal Smart Meter Data

Federico Rosato, Lorenzo Nespoli, Vasco Medici · 2026

Smart meters provide relevant information for impedance identification, but they lack global phase alignment and internal network nodes are often unobserved. A few methods for this setting were develo…

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Engineering Preprint PDF DOI

Safe Decentralized Operation of EV Virtual Power Plant with Limited Network Visibility via Multi-Agent Reinforcement Learning

Chenghao Huang, Jiarong Fan, Weiqing Wang, Hao Wang · 2026

As power systems advance toward net-zero targets, behind-the-meter renewables are driving rapid growth in distributed energy resources (DERs). Virtual power plants (VPPs) increasingly coordinate these…

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Engineering Preprint PDF DOI

REAL: Robust Extreme Agility via Spatio-Temporal Policy Learning and Physics-Guided Filtering

Jialong Liu, Dehan Shen, Yanbo Wen, Zeyu Jiang, Changhao Chen · 2026

Extreme legged parkour demands rapid terrain assessment and precise foot placement under highly dynamic conditions. While recent learning-based systems achieve impressive agility, they remain fundamen…

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Engineering Preprint PDF DOI

KD-EKF: Knowledge-Distilled Adaptive Covariance EKF for Robust UWB/PDR Indoor Localization

Kyeonghyun Yoo, Wooyong Jung, Namkyung Yoon, Sangmin Lee, Sanghong Kim, Hwangnam Kim · 2026

Ultra-wideband (UWB) indoor localization provides centimeter-level accuracy and low latency, but its measurement reliability degrades severely under Non-Line-of-Sight (NLOS) conditions, leading to met…

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Engineering Preprint PDF DOI

Can a Building Work as a Reservoir: Footstep Localization with Embedded Accelerometer Networks

Jun Wang, Rodrigo Sarlo, Suyi Li · 2026

Using floor vibrations to accurately predict occupants' footstep locations is essential for smart building operation and privacy-preserving indoor sensing. However, existing approaches are dominated b…

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Engineering Preprint PDF DOI

Printed helicoids with embedded air channels make sensorized segments for soft continuum robots

Annan Zhang, Hanna Matusik, Miguel Flores-Acton, Emily R. Sologuren, Joshua Jacob, Daniela Rus · 2026

Soft robots enable safe, adaptive interaction with complex environments but remain difficult to sense and control due to their highly deformable structures. Architected soft materials such as helicoid…

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Engineering Preprint PDF DOI

A Mission Engineering Framework for Uncrewed Aerial Vehicle Design in GNSS-Denied Environments for Intelligence, Surveillance, and Reconnaissance Mission Sets

Alfonso Sciacchitano, Douglas L. Van Bossuyt · 2026

Small, low-size, weight, power, and cost (SWaP-C) uncrewed aerial vehicles (UAVs) are increasingly used for intelligence, surveillance, and reconnaissance (ISR) missions due to their affordability, at…

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Engineering Preprint PDF DOI

A Light Fixture Color Temperature and Color Rendering Index Measuring Device

Gianluca Hiss Garbim, Luis Carlos Mathias, Andre Massami Assakawa, Taufik Abrao · 2026

The correlated color temperature (CCT) and color rendering index (CRI) of artificial light sources are important because they have implications for human biology and professional applications. Althoug…

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Engineering Preprint PDF DOI

On the Stability of Spatially Distributed Cavity Laser and Boundary of Resonant Beam SLIPT

Mingliang Xiong, Zeqian Guo, Qingqing Zhang, Qingwen Liu, Gang Wang, Gang Li, Bin He · 2026

Spatially distributed cavity (SDC) lasers are a promising technology for simultaneous light information and power transfer (SLIPT), offering benefits such as increased mobility and intrinsic safety, w…

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Engineering Preprint PDF DOI

When the Inference Meets the Explicitness or Why Multimodality Can Make Us Forget About the Perfect Predictor

J. E. Dominguez-Vidal, Alberto Sanfeliu · 2026

Although in the literature it is common to find predictors and inference systems that try to predict human intentions, the uncertainty of these models due to the randomness of human behavior has led s…

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Engineering Preprint PDF DOI

HoRAMA: Holistic Reconstruction with Automated Material Assignment for Ray Tracing using NYURay

Mingjun Ying, Guanyue Qian, Xinquan Wang, Peijie Ma, Dipankar Shakya, Theodore S. Rappaport · 2026

Next-generation wireless networks at upper mid-band and millimeter-wave frequencies require accurate site-specific deterministic channel propagation prediction. Wireless ray tracing (RT) provides site…

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