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🔍 xiaojun cheng 📂 Engineering
Showing 59 results for "xiaojun cheng" in Engineering
Engineering Preprint PDF DOI

Feedback Linearization of Hyperbolic PDEs with Volterra Nonlinearities

Miroslav Krstic · 2026

Alberto Isidori's framework of geometric nonlinear control, and particularly of feedback linearization, is the inspiration behind PDE backstepping: apply a transfromation of the state to cast the plan…

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Engineering Preprint PDF DOI

Navigating the Clutter: Waypoint-Based Bi-Level Planning for Multi-Robot Systems

Jiabao Ji, Yongchao Chen, Yang Zhang, Ramana Rao Kompella, Chuchu Fan, Gaowen Liu, Shiyu Chang · 2026

Multi-robot control in cluttered environments is a challenging problem that involves complex physical constraints, including robot-robot collisions, robot-obstacle collisions, and unreachable motions.…

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Engineering Preprint PDF DOI

UniPASE: A Generative Model for Universal Speech Enhancement with High Fidelity and Low Hallucinations

Xiaobin Rong, Zheng Wang, Yushi Wang, Jun Gao, Jing Lu · 2026

Universal speech enhancement (USE) aims to restore speech signals from diverse distortions across multiple sampling rates. We propose UniPASE, an extension of the low-hallucination PASE framework tail…

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Engineering Preprint PDF DOI

GAP-URGENet: A Generative-Predictive Fusion Framework for Universal Speech Enhancement

Xiaobin Rong, Yushi Wang, Zheng Wang, Jing Lu · 2026

We introduce GAP-URGENet, a generative-predictive fusion framework developed for Track 1 of the ICASSP 2026 URGENT Challenge. The system integrates a generative branch, which performs full-stack speec…

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Engineering Preprint PDF DOI

StuPASE: Towards Low-Hallucination Studio-Quality Generative Speech Enhancement

Xiaobin Rong, Jun Gao, Zheng Wang, Mansur Yesilbursa, Kamil Wojcicki, Jing Lu · 2026

Achieving high perceptual quality without hallucination remains a challenge in generative speech enhancement (SE). A representative approach, PASE, is robust to hallucination but has limited perceptua…

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Engineering Preprint PDF DOI

TokCom-UEP: Semantic Importance-Matched Unequal Error Protection for Resilient Image Transmission

Kaizheng Zhang, Zuolin Jin, Zhihang Cheng, Ming Zeng, Li Qiao, Zesong Fei · 2025

Based on the provided LaTeX code, here is the metadata for the submission form: Title: TokCom-UEP: Semantic Importance-Matched Unequal Error Protection for Resilient Image Transmission Author(s): Kaiz…

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Engineering Preprint PDF DOI

EEG-MSAF: An Interpretable Microstate Framework uncovers Default-Mode Decoherence in Early Neurodegeneration

Mohammad Mehedi Hasan, Pedro G. Lind, Hernando Ombao, Anis Yazidi, Rabindra Khadka · 2025

Dementia (DEM) is a growing global health challenge, underscoring the need for early and accurate diagnosis. Electroencephalography (EEG) provides a non-invasive window into brain activity, but conven…

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Engineering Preprint PDF DOI

CryoSplat: Gaussian Splatting for Cryo-EM Homogeneous Reconstruction

Suyi Chen, Haibin Ling · 2025

As a critical modality for structural biology, cryogenic electron microscopy (cryo-EM) facilitates the determination of macromolecular structures at near-atomic resolution. The core computational task…

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Engineering Preprint PDF DOI

Multi Layered Autonomy and AI Ecologies in Robotic Art Installations

Baoyang Chen, Xian Xu, Huamin Qu · 2025

This paper presents Symbiosis of Agents, is a large-scale installation by Baoyang Chen (baoyangchen.com), that embeds AI-driven robots in an immersive, mirror-lined arena, probing the tension between …

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Engineering Preprint PDF DOI

GRaD-Nav: Efficiently Learning Visual Drone Navigation with Gaussian Radiance Fields and Differentiable Dynamics

Qianzhong Chen, Jiankai Sun, Naixiang Gao, JunEn Low, Timothy Chen, Mac Schwager · 2025

Autonomous visual navigation is an essential element in robot autonomy. Reinforcement learning (RL) offers a promising policy training paradigm. However existing RL methods suffer from high sample com…

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Engineering Preprint PDF DOI

UL-UNAS: Ultra-Lightweight U-Nets for Real-Time Speech Enhancement via Network Architecture Search

Xiaobin Rong, Leyan Yang, Dahan Wang, Yuxiang Hu, Changbao Zhu, Kai Chen, Jing Lu · 2025

Lightweight models are essential for real-time speech enhancement applications. In recent years, there has been a growing trend toward developing increasingly compact models for speech enhancement. In…

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Engineering Preprint PDF DOI

ChemHTS: Hierarchical Tool Stacking for Enhancing Chemical Agents

Zhucong Li, Jin Xiao, Bowei Zhang, Zhijian Zhou, Qianyu He, Fenglei Cao, Jiaqing Liang, Yuan Qi · 2025

Large Language Models (LLMs) have demonstrated remarkable potential in scientific research, particularly in chemistry-related tasks such as molecular design, reaction prediction, and property estimati…

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Engineering Preprint PDF DOI

On Symmetries in Analytic Input-Output Systems

W. Steven Gray, Erik I. Verriest · 2025

There are many notions of symmetry for state space models. They play a role in understanding when systems are time reversible, provide a system theoretic interpretation of thermodynamics, and have app…

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Engineering Preprint PDF DOI

RDEIC: Accelerating Diffusion-Based Extreme Image Compression with Relay Residual Diffusion

Zhiyuan Li, Yanhui Zhou, Hao Wei, Chenyang Ge, Ajmal Mian · 2024

Diffusion-based extreme image compression methods have achieved impressive performance at extremely low bitrates. However, constrained by the iterative denoising process that starts from pure noise, t…

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Engineering Preprint PDF DOI

Investigation on domain adaptation of additive manufacturing monitoring systems to enhance digital twin reusability

Jiarui Xie, Zhuo Yang, Chun-Chun Hu, Haw-Ching Yang, Yan Lu, Yaoyao Fiona Zhao · 2024

Powder bed fusion (PBF) is an emerging metal additive manufacturing (AM) technology that enables rapid fabrication of complex geometries. However, defects such as pores and balling may occur and lead …

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Engineering Preprint PDF DOI

Parameter Dependent Chen--Fliess Series and Their Nonrecursive Interconnections

W. Steven Gray, Natalie Pham · 2024

A class of parameter dependent Chen--Fliess series is introduced where the series coefficients are taken from a noncommutative ring of multivariable differential operators. Such series are shown in th…

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Engineering Preprint PDF DOI

Analysis of water injection heat recovery potential of abandoned oil wells to geothermal wells in northern Shaanxi

Yu Huagui, Liu Shi, Pang Yanyan, Wang Peng, Gao Qian · 2024

The Chang 2 bottom water reservoir area in the western part of northern Shaanxi is one of the core oil-producing areas in the Ordos Basin.One of the main reservoirs is the Chang 2 reservoir of the Tri…

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Engineering Preprint PDF DOI

Precise Analysis of Covariance Identifiability for Activity Detection in Grant-Free Random Access

Shengsong Luo, Junjie Ma, Chongbin Xu, Xin Wang · 2024

We consider the identifiability issue of maximum likelihood based activity detection in massive MIMO based grant-free random access. A prior work by Chen et al. indicates that the identifiability unde…

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Engineering Preprint PDF DOI

Evaluating MEDIRL: A Replication and Ablation Study of Maximum Entropy Deep Inverse Reinforcement Learning for Human Social Navigation

Vinay Gupta, Nihal Gunukula · 2024

In this study, we enhance the Maximum Entropy Deep Inverse Reinforcement Learning (MEDIRL) framework, targeting its application in human robot interaction (HRI) for modeling pedestrian behavior in cro…

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Engineering Preprint PDF DOI

Towards Extreme Image Compression with Latent Feature Guidance and Diffusion Prior

Zhiyuan Li, Yanhui Zhou, Hao Wei, Chenyang Ge, Jingwen Jiang · 2024

Image compression at extremely low bitrates (below 0.1 bits per pixel (bpp)) is a significant challenge due to substantial information loss. In this work, we propose a novel two-stage extreme image co…

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