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

G-EDF-Loc: 3D Continuous Gaussian Distance Field for Robust Gradient-Based 6DoF Localization

Jose E. Maese, Lucia Coto-Elena, Luis Merino, Fernando Caballero ยท 2026

This paper presents a robust 6-DoF localization framework based on a direct, CPU-based scan-to-map registration pipeline. The system leverages G-EDF, a novel continuous and memory-efficient 3D distancโ€ฆ

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Engineering Preprint PDF DOI

Distributed Covariance Steering via Non-Convex ADMM for Large-Scale Multi-Agent Systems

Augustinos D. Saravanos, Isin M. Balci, Arshiya Taj Abdul, Efstathios Bakolas, Evangelos A. Theodorou ยท 2026

This paper studies the problem of steering large-scale multi-agent stochastic linear systems between Gaussian distributions under probabilistic collision avoidance constraints. We introduce a family oโ€ฆ

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Engineering Preprint PDF DOI

TM-BSN: Triangular-Masked Blind-Spot Network for Real-World Self-Supervised Image Denoising

Junyoung Park, Youngjin Oh, Nam Ik Cho ยท 2026

Blind-spot networks (BSNs) enable self-supervised image denoising by preventing access to the target pixel, allowing clean signal estimation without ground-truth supervision. However, this approach asโ€ฆ

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Engineering Preprint PDF DOI

MC-GenRef: Annotation-free mammography microcalcification segmentation with generative posterior refinement

Hyunwoo Cho, Yeeun Kwon, Min Jung Kim, Yangmo Yoo ยท 2026

Microcalcification (MC) analysis is clinically important in screening mammography because clustered puncta can be an early sign of malignancy, yet dense MC segmentation remains challenging: targets arโ€ฆ

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Engineering Preprint PDF DOI

Generative modeling of granular flow on inclined planes using conditional flow matching

Xuyang Li, Rui Li, Teng Man, Yimin Lu ยท 2026

Granular flows govern many natural and industrial processes, yet their interior kinematics and mechanics remain largely unobservable, as experiments access only boundaries or free surfaces. Conventionโ€ฆ

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Engineering Preprint PDF DOI

Modeling and Analysis of Air-to-Ground Cellular KPIs in a 5G Testbed using Android Smartphones

Simran Singh, An{i}l Gurses, Ozgur Ozdemir, Ram Asokan, Mihail L. Sichitiu, Ismail Guvenc, Rudra Dutta, Magreth Mushi ยท 2026

The integration of cellular communication with Unmanned Aerial Vehicles (UAVs) extends the range of command and control and payload communications of autonomous UAV applications. Accurate modeling of โ€ฆ

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Engineering Preprint PDF DOI

NAIMA: Semantics Aware RGB Guided Depth Super-Resolution

Tayyab Nasir, Daochang Liu, Ajmal Mian ยท 2026

Guided depth super-resolution (GDSR) is a multi-modal approach for depth map super-resolution that relies on a low-resolution depth map and a high-resolution RGB image to restore finer structural detaโ€ฆ

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LACE-S: Toward Sensitivity-consistent Locational Average Carbon Emissions via Neural Representation

Young-ho Cho, Min-Seung Ko, Hao Zhu ยท 2026

Carbon-aware grid optimization relies on accurate locational emission metrics to effectively guide demand-side decarbonization tasks such as spatial load shifting. However, existing metrics are only vโ€ฆ

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Adversarial Robustness Analysis of Cloud-Assisted Autonomous Driving Systems

Maher Al Islam, Amr S. El-Wakeel ยท 2026

Autonomous vehicles increasingly rely on deep learning-based perception and control, which impose substantial computational demands. Cloud-assisted architectures offload these functions to remote servโ€ฆ

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A Survey on Sensor-based Planning and Control for Unmanned Underwater Vehicles

Shivam Vishwakarma, Tejal Bedmutha, Dharmendra Kumar Patel, Vijay Bhaskar Semwal, Leena Vachhani ยท 2026

This survey examines recent sensor-based planning and control methods for Unmanned Underwater Vehicles (UUVs). In complex, uncertain underwater environments, UUVs require advanced planning and controlโ€ฆ

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Real-Time Projected Adaptive Control for Closed-Chain Co-Manipulative Continuum Robots

Rana Danesh, Farrokh Janabi-Sharifi, Farhad Aghili ยท 2026

In co-manipulative continuum robots (CCRs), multiple continuum arms cooperate by grasping a common flexible object, forming a closed-chain deformable mechanical system. The closed-chain coupling inducโ€ฆ

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Data-Driven Boundary Control of Distributed Port-Hamiltonian Systems

Thomas Beckers, Leonardo Colombo ยท 2026

Distributed Port-Hamiltonian (dPHS) theory provides a powerful framework for modeling physical systems governed by partial differential equations and has enabled a broad class of boundary control methโ€ฆ

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Stability Margins of CBF-QP Safety Filters: Analysis and Synthesis

Shima Sadat Mousavi, Pol Mestres, Aaron D. Ames ยท 2026

Control barrier function (CBF)-QP safety filters enforce safety by minimally modifying a nominal controller. While prior work has mainly addressed robustness of safety under uncertainty, robustness ofโ€ฆ

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Cell-Free Massive MIMO for Joint Communication and Proactive Monitoring

Mustafa S. Abbas, Zahra Mobini, Hamid Reza Hashempour, Hien Quoc Ngo, Michail Matthaiou ยท 2026

This paper introduces a novel joint communication and proactive monitoring (JCAM) system that simultaneously monitors multiple untrusted links and serves multiple legitimate users. The system leverageโ€ฆ

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AffectSpeech: A Large-Scale Emotional Speech Dataset with Fine-Grained Textual Descriptions for Speech Emotion Captioning and Synthesis

Tianhua Qi, Wenming Zheng, Bjorn W. Schuller, Zhaojie Luo, Haizhou Li ยท 2026

Emotion is essential in spoken communication, yet most existing frameworks in speech emotion modeling rely on predefined categories or low-dimensional continuous attributes, which offer limited expresโ€ฆ

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Joint Shape-Position Optimization Enhanced 2D DOA Estimation in Movable Antenna Systems

Chengzhi Ye, Ruoyu Zhang, Lei Yao, Wen Wu ยท 2026

Movable Antenna (MA) technology is emerging as a promising advancement with the potential to significantly enhance the performance of future wireless communication and sensing systems. In this paper, โ€ฆ

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Ideally-Smooth Transition between Grid-Forming and Grid-Following Inverters based on State Mapping Method

Zhenshuai Liu, Yitong Li, Zirui Wang, Jiashuo Gu, Yao Qin, Jinjun Liu ยท 2026

There has been widespread global increasing use of renewable energy sources, which are usually connected to the electricity grids via power electronic inverters. Traditionally, these inverter-based reโ€ฆ

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BAAI Cardiac Agent: An intelligent multimodal agent for automated reasoning and diagnosis of cardiovascular diseases from cardiac magnetic resonance imaging

Taiping Qu, Hongkai Zhang, Lantian Zhang, Can Zhao, Nan Zhang, Hui Wang, Zhen Zhou, Mingye Zou, Kairui Bo, Pengfei Zhao, Xingxing Jin, Zixian Su, Kun Jiang, Huan Liu, Yu Du, Maozhou Wang, Ruifang Yan, Zhongyuan Wang, Tiejun Huang, Lei Xu, Henggui Zhang ยท 2026

Cardiac magnetic resonance (CMR) is a cornerstone for diagnosing cardiovascular disease. However, it remains underutilized due to complex, time-consuming interpretation across multi-sequences, phases,โ€ฆ

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Certificates Synthesis for A Class of Observational Properties in Stochastic Systems: A Unified Approach

Bohan Cui, Jianing Zhao, Yu Chen, Alessandro Abate, Marta Kwiatkowska, Xiang Yin ยท 2026

In this paper, we investigate the probabilistic formal verification of stochastic dynamical systems over continuous state spaces. Motivated by problems in state estimation and information-flow securitโ€ฆ

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Periodic Event-Triggered Explicit Reference Governor for Constrained Attitude Control on SO(3)

Satoshi Nakano, Masahiro Suzuki, Misa Ohashi, Noboru Chikami, Shusuke Otabe ยท 2026

This letter addresses the constrained attitude control problem for rigid bodies directly on the special orthogonal group SO(3), avoiding singularities associated with parameterizations such as Euler aโ€ฆ

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