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๐Ÿ” spatial analysis ๐Ÿ“‚ Engineering
Showing 32423 results for "spatial analysis" in Engineering
Engineering Preprint PDF DOI

ViVa: A Video-Generative Value Model for Robot Reinforcement Learning

Jindi Lv, Hao Li, Jie Li, Yifei Nie, Fankun Kong, Yang Wang, Xiaofeng Wang, Zheng Zhu, Chaojun Ni, Qiuping Deng, Hengtao Li, Jiancheng Lv, Guan Huang ยท 2026

Vision-language-action (VLA) models have advanced robot manipulation through large-scale pretraining, but real-world deployment remains challenging due to partial observability and delayed feedback. Rโ€ฆ

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Engineering Preprint PDF DOI

Bayesian Tendon Breakage Localization under Model Uncertainty Using Distributed Fiber Optic Sensors

Daniel Andres Arcones, Aeneas Paul, Martin Weiser, David Sanio, Peter Mark, Jorg F. Unger ยท 2026

This study develops a Bayesian, uncertainty-aware framework for tendon breakage localization in pre-stressed concrete members using high-resolution data from distributed fiber-optic sensors (DFOS). DFโ€ฆ

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Engineering Preprint PDF DOI

Semantic-Aware UAV Command and Control for Efficient IoT Data Collection

Assane Sankara, Daniel Bonilla Licea, Hajar El Hammouti ยท 2026

Unmanned Aerial Vehicles (UAVs) have emerged as a key enabler technology for data collection from Internet of Things (IoT) devices. However, effective data collection is challenged by resource constraโ€ฆ

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Engineering Preprint PDF DOI

Resilience as a Dynamical Property of Risk Trajectories in CPSoS

Elisabeth Vogel, Peter Langendorfer ยท 2026

Resilience in cyber-physical systems of systems (CPSoS) is often assessed using static indices or point-in-time metrics that do not adequately account for the temporal evolution of risk following a diโ€ฆ

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Engineering Preprint PDF DOI

Complementary Filtering on SO(3) for Attitude Estimation with Scalar Measurements

Alessandro Melis, Soulaimane Berkane, Tarek Hamel ยท 2026

Attitude estimation using scalar measurements, corresponding to partial vectorial observations, arises naturally when inertial vectors are not fully observed but only measured along specific body-framโ€ฆ

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Engineering Preprint PDF DOI

$\phi-$DeepONet: A Discontinuity Capturing Neural Operator

Sumanta Roy, Stephen T. Castonguay, Pratanu Roy, Michael D. Shields ยท 2026

We present $\phi-$DeepONet, a physics-informed neural operator designed to learn mappings between function spaces that may contain discontinuities or exhibit non-smooth behavior. Classical neural operโ€ฆ

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Engineering Preprint PDF DOI

Measurement-Based Ultra-Massive MIMO Statistical Channel Characterization and System Performance Evaluation for UMi Environments at 15 GHz FR3 Spectrum

Panpan Shi, Yang Wang, Xi Liao, Tianhao Li, Jiliang Zhang, Jie Zhang ยท 2026

This paper presents a detailed measurement campaign and a comprehensive analysis of 15 GHz ultra-massive multiple-input multiple-output (UM-MIMO) channels tailored for the urban microcell (UMi) enviroโ€ฆ

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Engineering Preprint PDF DOI

The Sustainability Gap in Robotics: A Large-Scale Survey of Sustainability Awareness in 50,000 Research Articles

Antun Skuric, Leandro Von Werra, Thomas Wolf ยท 2026

We present a large-scale survey of sustainability communication and motivation in robotics research. Our analysis covers nearly 50,000 open-access papers from arXiv's cs.RO category published between โ€ฆ

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Engineering Preprint PDF DOI

Differences in Small-Signal Stability Boundaries Between Aggregated and Granular DFIG Models

Leyou Zhou, Mucheng Li, Xiaojie Shi, Meng Zhan, Juanjuan Wang, Dan Wu ยท 2026

Broadband oscillations in wind farms have been widely reported in recent years. Past studies have examined various types of oscillations in wind farms, relating small-signal stability to control settiโ€ฆ

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Engineering Preprint PDF DOI

RoboAgent: Chaining Basic Capabilities for Embodied Task Planning

Peiran Xu, Jiaqi Zheng, Yadong Mu ยท 2026

This paper focuses on embodied task planning, where an agent acquires visual observations from the environment and executes atomic actions to accomplish a given task. Although recent Vision-Language Mโ€ฆ

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Vision-Language Navigation for Aerial Robots: Towards the Era of Large Language Models

Xingyu Xia, Lekai Zhou, Yujie Tang, Xiaozhou Zhu, Hai Zhu, Wen Yao ยท 2026

Aerial vision-and-language navigation (Aerial VLN) aims to enable unmanned aerial vehicles (UAVs) to interpret natural language instructions and autonomously navigate complex three-dimensional environโ€ฆ

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Bird-Inspired Spatial Flapping Wing Mechanism via Coupled Linkages with Single Actuator

Daniel Huczala, Sun-Pill Jung, Frank C. Park ยท 2026

Spatial single-loop mechanisms such as Bennett linkages offer a unique combination of one-degree-of-freedom actuation and nontrivial spatial trajectories, making them attractive for lightweight bio-inโ€ฆ

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Engineering Preprint PDF DOI

SANDO: Safe Autonomous Trajectory Planning for Dynamic Unknown Environments

Kota Kondo, Jesus Tordesillas, Jonathan P. How ยท 2026

SANDO is a safe trajectory planner for 3D dynamic unknown environments, where obstacle locations and motions are unknown a priori and a collision-free plan can become unsafe at any moment, requiring fโ€ฆ

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Spatio-Temporal Grounding of Large Language Models from Perception Streams

Jacob Anderson, Bardh Hoxha, Georgios Fainekos, Hideki Okamoto, Danil Prokhorov ยท 2026

Embodied-AI agents must reason about how objects move and interact in 3-D space over time, yet existing smaller frontier Large Language Models (LLMs) still mis-handle fine-grained spatial relations, mโ€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

Dual-Envelope Constrained Nonlinear MPC for Distributed Drive Electric Vehicles Drifting Under Bounded Steering and Direct Yaw-Moment Control

Yurun Gan, Ziyu Song, Jing Yang, Zheng Lin, Jianuo Zhang, Tongtong Gu, Haitao Ding, Nan Xu, Por Lip Yee, Wei Ni, Jun Luo ยท 2026

Distributed drive electric vehicles offer superior yaw moment control for autonomous drifting in extreme maneuvers. Conventional drift analysis constructs stability boundaries from open loop equilibriโ€ฆ

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Improved Implementation of Approximate Full Mass Matrix Inverse Methods into Material Point Method Simulations

John A. Nairn ยท 2026

Approximate full mass matrix methods for the material point method, known as FMPM(k) of order k, can improve the calculation of grid velocities from grid momentum. It can be implemented in any MPM codโ€ฆ

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Engineering Preprint PDF DOI

OpenPRC: A Unified Open-Source Framework for Physics-to-Task Evaluation in Physical Reservoir Computing

Yogesh Phalak, Wen Sin Lor, Apoorva Khairnar, Benjamin Jantzen, Noel Naughton, Suyi Li ยท 2026

Physical Reservoir Computing (PRC) leverages the intrinsic nonlinear dynamics of physical substrates, mechanical, optical, spintronic, and beyond, as fixed computational reservoirs, offering a compellโ€ฆ

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Engineering Preprint PDF DOI

Dead Code Doesn't Talk: Authentic Requirements Elicitation in Introductory Software Engineering

Santiago Berrezueta-Guzman, Vanesa Metaj, Stefan Wagner ยท 2026

Requirements elicitation is among the most communication-intensive activities in software engineering, yet it receives limited explicit treatment in undergraduate curricula. This paper presents a caseโ€ฆ

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Engineering Preprint PDF DOI

Immersed boundary-conformal isogeometric methods for magnetostatics

Yusuf T. Elbadry, Giuliano Guarino, Pablo Antolin, Oliver Weeger ยท 2026

Isogeometric analysis was proposed to bridge the gap between computer-aided design and numerical discretization. However, standard multi-patch isogeometric analysis mandates conformal discretizations โ€ฆ

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