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๐Ÿ” junran wu ๐Ÿ“‚ Engineering
Showing 40 results for "junran wu" in Engineering
Engineering Preprint PDF DOI

Deep learning water-unsuppressed MRSI at ultra-high field for simultaneous quantitative metabolic, susceptibility and myelin water imaging

Paul J. Weiser, Jiye Kim, Jongho Lee, Amirmohammad Shamaei, Gulnur Ungan, Malte Hoffmann, Antoine Klauser, Berkin Bilgic, Ovidiu C. Andronesi ยท 2025

Purpose: Magnetic Resonance Spectroscopic Imaging (MRSI) maps endogenous brain metabolism while suppressing the overwhelming water signal. Water-unsuppressed MRSI (wu-MRSI) allows simultaneous imagingโ€ฆ

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Engineering Preprint PDF DOI

Overtourism to Equilibrium: A System Dynamics & Multi-Objective Model for Sustainable Destinations

Huanzhu Lyu, Xiao Yang, Xintong Ji ยท 2025

Overtourism poses severe challenges to popular destinations worldwide, threatening natural environments and local communities. This paper develops a decision-making model integrating system dynamics wโ€ฆ

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Engineering Preprint PDF DOI

Knowledge-data fusion framework for frequency security assessment in low-inertia power systems

Yurun Zhang, Wei Yao, Yutian Lan, Hang Shuai, Shanyang Wei, Wei Gan, Chao Duan, Jinyu Wen, Shijie Cheng ยท 2025

The integration of renewable energy via power electronics is transforming power grids into low-inertia systems, heightening the risks of frequency insecurity and widespread outages. Therefore, frequenโ€ฆ

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Engineering Preprint PDF DOI

DRO: Doppler-Aware Direct Radar Odometry

Cedric Le Gentil, Leonardo Brizi, Daniil Lisus, Xinyuan Qiao, Giorgio Grisetti, Timothy D. Barfoot ยท 2025

A renaissance in radar-based sensing for mobile robotic applications is underway. Compared to cameras or lidars, millimetre-wave radars have the ability to `see' through thin walls, vegetation, and adโ€ฆ

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Engineering Preprint PDF DOI

Leveraging Semantic Graphs for Efficient and Robust LiDAR SLAM

Neng Wang, Huimin Lu, Zhiqiang Zheng, Hesheng Wang, Yun-Hui Liu, Xieyuanli Chen ยท 2025

Accurate and robust simultaneous localization and mapping (SLAM) is crucial for autonomous mobile systems, typically achieved by leveraging the geometric features of the environment. Incorporating semโ€ฆ

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Engineering Preprint PDF DOI

A hybrid framework integrating classical computers and quantum annealers for optimisation of truss structures

Van-Dung Nguyen, Erin Kuci, Michel Rasquin, Ludovic Noels ยท 2025

This work proposes a hybrid framework combining classical computers with quantum annealers for structural optimisation. At each optimisation iteration of an iterative process, two minimisation problemโ€ฆ

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Engineering Preprint PDF DOI

ViewActive: Active viewpoint optimization from a single image

Jiayi Wu, Xiaomin Lin, Botao He, Cornelia Fermuller, Yiannis Aloimonos ยท 2024

When observing objects, humans benefit from their spatial visualization and mental rotation ability to envision potential optimal viewpoints based on the current observation. This capability is cruciaโ€ฆ

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Engineering Preprint PDF DOI

U2UData: A Large-scale Cooperative Perception Dataset for Swarm UAVs Autonomous Flight

Tongtong Feng, Xin Wang, Feilin Han, Leping Zhang, Wenwu Zhu ยท 2024

Modern perception systems for autonomous flight are sensitive to occlusion and have limited long-range capability, which is a key bottleneck in improving low-altitude economic task performance. Recentโ€ฆ

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Engineering Preprint PDF DOI

JenGAN: Stacked Shifted Filters in GAN-Based Speech Synthesis

Hyunjae Cho, Junhyeok Lee, Wonbin Jung ยท 2024

Non-autoregressive GAN-based neural vocoders are widely used due to their fast inference speed and high perceptual quality. However, they often suffer from audible artifacts such as tonal artifacts inโ€ฆ

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Engineering Preprint PDF DOI

SCINeRF: Neural Radiance Fields from a Snapshot Compressive Image

Yunhao Li, Xiaodong Wang, Ping Wang, Xin Yuan, Peidong Liu ยท 2024

In this paper, we explore the potential of Snapshot Compressive Imaging (SCI) technique for recovering the underlying 3D scene representation from a single temporal compressed image. SCI is a cost-effโ€ฆ

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Engineering Preprint PDF DOI

Imaging radar and LiDAR image translation for 3-DOF extrinsic calibration

Sangwoo Jung, Hyesu Jang, Minwoo Jung, Ayoung Kim, Myung-Hwan Jeon ยท 2024

The integration of sensor data is crucial in the field of robotics to take full advantage of the various sensors employed. One critical aspect of this integration is determining the extrinsic calibratโ€ฆ

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Engineering Preprint PDF DOI

ReFeree: Radar-based efficient global descriptor using a Feature and Free space for Place Recognition

Byunghee Choi, Hogyun Kim, Younggun Cho ยท 2024

Radar is highlighted for robust sensing capabilities in adverse weather conditions (e.g. dense fog, heavy rain, or snowfall). In addition, Radar can cover wide areas and penetrate small particles. Desโ€ฆ

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Engineering Preprint PDF DOI

Advancements in Radar Odometry

Matteo Frosi, Mirko Usuelli, Matteo Matteucci ยท 2023

Radar odometry estimation has emerged as a critical technique in the field of autonomous navigation, providing robust and reliable motion estimation under various environmental conditions. Despite itsโ€ฆ

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Engineering Preprint PDF DOI

HeLiPR: Heterogeneous LiDAR Dataset for inter-LiDAR Place Recognition under Spatiotemporal Variations

Minwoo Jung, Wooseong Yang, Dongjae Lee, Hyeonjae Gil, Giseop Kim, Ayoung Kim ยท 2023

Place recognition is crucial for robot localization and loop closure in simultaneous localization and mapping (SLAM). Light Detection and Ranging (LiDAR), known for its robust sensing capabilities andโ€ฆ

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Engineering Preprint PDF DOI

Improving Drone Imagery For Computer Vision/Machine Learning in Wilderness Search and Rescue

Robin Murphy, Thomas Manzini ยท 2023

This paper describes gaps in acquisition of drone imagery that impair the use with computer vision/machine learning (CV/ML) models and makes five recommendations to maximize image suitability for CV/Mโ€ฆ

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Engineering Preprint PDF DOI

Boundary Difference Over Union Loss For Medical Image Segmentation

Fan Sun, Zhiming Luo, Shaozi Li ยท 2023

Medical image segmentation is crucial for clinical diagnosis. However, current losses for medical image segmentation mainly focus on overall segmentation results, with fewer losses proposed to guide bโ€ฆ

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Engineering Preprint PDF DOI

Off the Radar: Uncertainty-Aware Radar Place Recognition with Introspective Querying and Map Maintenance

Jianhao Yuan, Paul Newman, Matthew Gadd ยท 2023

Localisation with Frequency-Modulated Continuous-Wave (FMCW) radar has gained increasing interest due to its inherent resistance to challenging environments. However, complex artefacts of the radar meโ€ฆ

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Engineering Preprint PDF DOI

Quran Recitation Recognition using End-to-End Deep Learning

Ahmad Al Harere, Khloud Al Jallad ยท 2023

The Quran is the holy scripture of Islam, and its recitation is an important aspect of the religion. Recognizing the recitation of the Holy Quran automatically is a challenging task due to its unique โ€ฆ

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Engineering Preprint PDF DOI

GeoLCR: Attention-based Geometric Loop Closure and Registration

Jing Liang, Sanghyun Son, Ming Lin, Dinesh Manocha ยท 2023

We present a novel algorithm specially designed for loop detection and registration that utilizes Lidar-based perception. Our approach to loop detection involves voxelizing point clouds, followed by aโ€ฆ

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Engineering Preprint PDF DOI

Sub-structure characteristic mode analysis of microstrip antennas using a global multi-trace formulation

Ran Zhao, Yuyu Lu, Guang Shang Cheng, Wei Zhu, Jun Hu, Hakan Bagci ยท 2022

A characteristic mode (CM) method that relies on a global multi-trace formulation (MTF) of surface integral equations is proposed to compute the modes and the resonance frequencies of microstrip patchโ€ฆ

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