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๐Ÿ” jun zhu ๐Ÿ“‚ Engineering
Showing 323 results for "jun zhu" in Engineering
Engineering Preprint PDF DOI

Connected Dependability Cage: Run-Time Function and Anomaly Monitoring for the Development and Operation of Safe Automated Vehicles

Iqra Aslam, Nour Habib, Abhishek Buragohain, Meng Zhang, Andreas Rausch, Vaibhav Tiwari, Mohamed Benchat ยท 2026

The advancement of automated vehicles introduces complex safety challenges, particularly in dynamic and unpredictable environments where AI-enabled perception systems must operate reliably. Ensuring cโ€ฆ

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Engineering Preprint PDF DOI

Time-Frequency Pilot Sequence Design and LoS Delay-Doppler Estimation

Aadarsh Devanand, Praful D. Mankar ยท 2026

We present a novel framework for line-of-sight (LoS) delay-Doppler (DD) estimation in dense scattering propagation environments. We present two time-frequency (TF) domain pilot sequences inspired by tโ€ฆ

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Engineering Preprint PDF DOI

Realtime-VLA V2: Learning to Run VLAs Fast, Smooth, and Accurate

Chen Yang, Yucheng Hu, Yunchao Ma, Yunhuan Yang, Jing Tan, Haoqiang Fan ยท 2026

In deployment of the VLA models to real-world robotic tasks, execution speed matters. In previous work arXiv:2510.26742 we analyze how to make neural computation of VLAs on GPU fast. However, we leaveโ€ฆ

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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 ยท 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 pโ€ฆ

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Engineering Preprint PDF DOI

PA-LVIO: Real-Time LiDAR-Visual-Inertial Odometry and Mapping with Pose-Only Bundle Adjustment

Hailiang Tang, Tisheng Zhang, Liqiang Wang, Xin Ding, Man Yuan, Xiaoji Niu ยท 2026

Real-time LiDAR-visual-inertial odometry and mapping is crucial for navigation and planning tasks in intelligent transportation systems. This study presents a pose-only bundle adjustment (PA) LiDAR-viโ€ฆ

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Engineering Preprint PDF DOI

FireRedASR2S: A State-of-the-Art Industrial-Grade All-in-One Automatic Speech Recognition System

Kaituo Xu, Yan Jia, Kai Huang, Junjie Chen, Wenpeng Li, Kun Liu, Feng-Long Xie, Xu Tang, Yao Hu ยท 2026

We present FireRedASR2S, a state-of-the-art industrial-grade all-in-one automatic speech recognition (ASR) system. It integrates four modules in a unified pipeline: ASR, Voice Activity Detection (VAD)โ€ฆ

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Engineering Preprint PDF DOI

Doppler Shift Keying Modulation for Uplink Multiple Access over Doubly-Dispersive Channels

Xuehan Wang, Jintao Wang, Hai Lin, Jinhong Yuan, Xu Shi, Hengyu Zhang, Jian Song ยท 2026

The delay-Doppler (DD) domain modulation has been regarded as one of the most competitive candidates to support wireless communications for emerging high-mobility applications in the sixth-generation โ€ฆ

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Engineering Preprint PDF DOI

(hu)Man vs. Machine: In the Future of Motorsport, can Autonomous Vehicles Compete?

Armand Amaritei, Amber-Lily Blackadder, Sebastian Donnelly, Lora Hernandez, James Vine, Alexander Rast, Matthias Rolf, Andrew Bradley ยท 2026

Motorsport has historically driven technological innovation in the automotive industry. Autonomous racing provides a proving ground to push the limits of performance of autonomous vehicle (AV) systemsโ€ฆ

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Engineering Preprint PDF DOI

How Fast Can I Run My VLA? Demystifying VLA Inference Performance with VLA-Perf

Wenqi Jiang, Jason Clemons, Karu Sankaralingam, Christos Kozyrakis ยท 2026

Vision-Language-Action (VLA) models have recently demonstrated impressive capabilities across various embodied AI tasks. While deploying VLA models on real-world robots imposes strict real-time infereโ€ฆ

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Engineering Preprint PDF DOI

Represent Micro-Doppler Signature in Orders

Weicheng Gao ยท 2026

Non-line-of-sight sensing of human activities in complex environments is enabled by multiple-input multiple-output through-the-wall radar (TWR). However, the distinctiveness of micro-Doppler signatureโ€ฆ

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Engineering Preprint PDF DOI

Analyzing the Impact of Simulation Fidelity on the Evaluation of Autonomous Driving Motion Control

Simon Sagmeister, Panagiotis Kounatidis, Sven Goblirsch, Markus Lienkamp ยท 2026

Simulation is crucial in the development of autonomous driving software. In particular, assessing control algorithms requires an accurate vehicle dynamics simulation. However, recent publications use โ€ฆ

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Engineering Preprint PDF DOI

Vision-Language Controlled Deep Unfolding for Joint Medical Image Restoration and Segmentation

Ping Chen, Zicheng Huang, Xiangming Wang, Yungeng Liu, Bingyu Liang, Haijin Zeng, Yongyong Chen ยท 2026

We propose VL-DUN, a principled framework for joint All-in-One Medical Image Restoration and Segmentation (AiOMIRS) that bridges the gap between low-level signal recovery and high-level semantic underโ€ฆ

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Engineering Preprint PDF DOI

Super-r\'esolution non supervis\'ee d'images hyperspectrales de t\'el\'ed\'etection utilisant un entra\^inement enti\`erement synth\'etique

Xinxin Xu, Yann Gousseau, Christophe Kervazo, Said Ladjal ยท 2026

Hyperspectral single image super-resolution (SISR) aims to enhance spatial resolution while preserving the rich spectral information of hyperspectral images. Most existing methods rely on supervised lโ€ฆ

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Engineering Preprint PDF DOI

Blind Ultrasound Image Enhancement via Self-Supervised Physics-Guided Degradation Modeling

Shujaat Khan, Syed Muhammad Atif, Jaeyoung Huh, Syed Saad Azhar ยท 2026

Ultrasound (US) interpretation is hampered by multiplicative speckle, acquisition blur from the point-spread function (PSF), and scanner- and operator-dependent artifacts. Supervised enhancement methoโ€ฆ

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Engineering Preprint PDF DOI

Experimental Validation of SBFD ISAC in an FR3 Distributed SIMO Testbed

Bixing Yan, Kwadwo Mensah Obeng Afrane, Achiel Colpaert, Andre Kokkeler, Sofie Pollin, Yang Miao ยท 2026

Integrated sensing and communication (ISAC) is a key enabler for future radio networks. This paper presents a sub-band full-duplex (SBFD) ISAC system that assigns non-overlapping OFDM subbands to sensโ€ฆ

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Engineering Preprint PDF DOI

Traffic Collisions: Temporal Patterns and Severity-Weighted Hotspot Analysis

Nael Alsaleh, Noura Falis, Tareq Alsaleh, Farah Ba Fakih ยท 2026

Understanding traffic collision patterns is of high importance for effective road safety planning in fast-growing urban environments. This study examines the temporal and spatial patterns of traffic cโ€ฆ

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Engineering Preprint PDF DOI

FastStair: Learning to Run Up Stairs with Humanoid Robots

Yan Liu, Tao Yu, Haolin Song, Hongbo Zhu, Nianzong Hu, Yuzhi Hao, Xiuyong Yao, Xizhe Zang, Hua Chen, Jie Zhao ยท 2026

Running up stairs is effortless for humans but remains extremely challenging for humanoid robots due to the simultaneous requirements of high agility and strict stability. Model-free reinforcement leaโ€ฆ

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Engineering Preprint PDF DOI

Power feedback strategy based on efficiency trajectory analysis for HCPV sun tracking

Manuel G. Satue, Fernando Castano, Manuel G. Ortega, Francisco R. Rubio ยท 2025

This paper presents a control strategy for sun trackers which adapts continuously to different sources of error, avoiding the necessity of any kind of calibration by analyzing the produced electric poโ€ฆ

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Engineering Preprint PDF DOI

Intertemporal Hedging Demand under Epstein-Zin Preferences in a Multi-Asset Long-Run Risk Model: Evidence from Projected Pontryagin-Guided Deep Policy Optimization

Wonchan Cho ยท 2025

I study intertemporal hedging demand in a continuous-time multi-asset long-run risk (LRR) model under Epstein--Zin (EZ) recursive preferences. The investor trades a risk-free asset and several risky aโ€ฆ

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Engineering Preprint PDF DOI

Fast Functionally Redundant Inverse Kinematics for Robotic Toolpath Optimisation in Manufacturing Tasks

Andrew Razjigaev, Hans Lohr, Alejandro Vargas-Uscategui, Peter King, Tirthankar Bandyopadhyay ยท 2025

Industrial automation with six-axis robotic arms is critical for many manufacturing tasks, including welding and additive manufacturing applications; however, many of these operations are functionallyโ€ฆ

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