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๐Ÿ” guilin qi ๐Ÿ“‚ Engineering
Showing 720 results for "guilin qi" in Engineering
Engineering Preprint PDF DOI

RAY-TOLD: Ray-Based Latent Dynamics for Dense Dynamic Obstacle Avoidance with TDMPC

Seungho Han, Seokju Lee, Jeonguk Kang ยท 2026

Dense, dynamic crowds pose a persistent challenge for autonomous mobile robots. Purely reactive planning methods, such as Model Predictive Path Integral (MPPI) control, often fail to escape local miniโ€ฆ

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Engineering Preprint PDF DOI

A Two Stage Pipeline for Left Atrial Wall Constrained Scar Segmentation and Localization from LGE-MR Images

Bipasha Kundu, Cristian Linte ยท 2026

Accurate segmentation and localization of left atrial (LA) ablation scars from Late gadolinium enhancement (LGE)-MRI is essential for assessing the lesion completeness and guiding ablation therapy. Inโ€ฆ

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Engineering Preprint PDF DOI

Guiding Vector Field Generation via Score-based Diffusion Model

Zirui Chen, Shiliang Guo, Shiyu Zhao ยท 2026

Guiding Vector Fields (GVFs) are a powerful tool for robotic path following. However, classical methods assume smooth, ordered curves and fail when paths are unordered, multi-branch, or generated by pโ€ฆ

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Engineering Preprint PDF DOI

Passive Variable Impedance For Shared Control

Maximilian Muhlbauer, Nepomuk Werner, Ribin Balachandran, Thomas Hulin, Joao Silverio, Freek Stulp, Alin Albu-Schaffer ยท 2026

Shared Control methods often use impedance control to track target poses in a robotic manipulator. The guidance behavior of such controllers is shaped by the used stiffness gains, which can be varyingโ€ฆ

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Engineering Preprint PDF DOI

Safety-Critical Contextual Control via Online Riemannian Optimization with World Models

Tongxin Li ยท 2026

Modern world models are becoming too complex to admit explicit dynamical descriptions. We study safety-critical contextual control, where a Planner must optimize a task objective using only feasibilitโ€ฆ

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Engineering Preprint PDF DOI

Hybrid SMI Realization via Matrix Completion and Riemannian Manifold Optimization on Narrowband Sub-Array Based Architectures

Tarun Suman Cousik, Rohit Rangaraj, Nishith Tripathi, Jeffrey H Reed, Daniel Jakubisin, Jon Kraft ยท 2026

Hybrid beamforming architectures reduce hardware complexity but restrict access to full array observations, rendering direct implementation of classical covariance based methods such as minimum varianโ€ฆ

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Engineering Preprint PDF DOI

Passive RIS Is Not Silent: Revisiting Performance Limits Under Thermal Noise

Farjam Karim, Deepak Kumar, Prathapasinghe Dharmawansa, Nurul Huda Mahmood, Arthur Sousa de Sena, Matti-Latva-aho ยท 2026

Reconfigurable intelligent surfaces (RISs) have emerged as a promising solution for enabling energy-efficient and flexible spectrum usage in wireless communication, particularly in the context of sixtโ€ฆ

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Engineering Preprint PDF DOI

Optimally Bridging Semantics and Data: Generative Semantic Communication via Schr\"odinger Bridge

Dahua Gao, Ruichao Liu, Minxi Yang, Shuai Ma, Youlong Wu, Guangming Shi ยท 2026

Generative Semantic Communication (GSC) is a promising solution for image transmission over narrow-band and high-noise channels. However, existing GSC methods rely on long, indirect transport trajectoโ€ฆ

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Engineering Preprint PDF DOI

ReFineVLA: Multimodal Reasoning-Aware Generalist Robotic Policies via Teacher-Guided Fine-Tuning

Tuan Van Vo, Tan Q. Nguyen, Khang Nguyen, Nhat Xuan Tran, Duy H. M. Nguyen, An T. Le, Ngo Anh Vien, Minh Nhat Vu ยท 2026

Vision-Language-Action (VLA) models have gained much attention from the research community thanks to their strength in translating multimodal observations with linguistic instructions into desired robโ€ฆ

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Engineering Preprint PDF DOI

Early Exiting U-Net for Efficient Processing on UAVs: A Case Study in Environmental Monitoring

Luca Sartori Boni, Mohamed Moursi, Norbert Wehn, Bilal Hammoud ยท 2026

Oil spills represent a severe threat, making early-stage thickness estimation crucial for guiding remediation efforts. Unmanned Aerial Vehicles (UAVs) are an attractive platform for environmental moniโ€ฆ

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Engineering Preprint PDF DOI

AffordSim: A Scalable Data Generator and Benchmark for Affordance-Aware Robotic Manipulation

Mingyang Li, Haofan Xu, Haowen Sun, Xinzhe Chen, Sihua Ren, Liqi Huang, Xinyang Sui, Chenyang Miao, Qiongjie Cui, Zeyang Liu, Xingyu Chen, Xuguang Lan ยท 2026

Simulation-based data generation has become a dominant paradigm for training robotic manipulation policies, yet existing platforms do not incorporate object affordance information into trajectory geneโ€ฆ

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Engineering Preprint PDF DOI

Spectral Kernel Dynamics via Maximum Caliber: Fixed Points, Geodesics, and Phase Transitions

Jnaneshwar Das ยท 2026

We derive a closed-form geometric functional for kernel dynamics on finite graphs by applying the Maximum Caliber (MaxCal) variational principle to the spectral transfer function h(lambda) of the grapโ€ฆ

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Engineering Preprint PDF DOI

Enhancing Conversational TTS with Cascaded Prompting and ICL-Based Online Reinforcement Learning

Zhicheng Ouyang, Seong-Gyun Leem, Bach Viet Do, Haibin Wu, Ariya Rastrow, Yuzong Liu, Florian Metze ยท 2026

Conversational AI has made significant progress, yet generating expressive and controllable text-to-speech (TTS) remains challenging. Specifically, controlling fine-grained voice styles and emotions iโ€ฆ

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SSBI-Free Direct Detection via Phase Diverse of Residual Optical Carrier Enabled by Finite Extinction Ratio IQ Modulator for Datacenter Interconnections

Xiaobo Zeng, Liangcai Chen, Pan Liu, Ruonan Deng ยท 2026

Cost-effective, low-complexity and spectrally efficient interconnection can offer fundamental guiding law for future datacenter. In this work, we demonstrate a cost-efficient SSBI-free direct detectioโ€ฆ

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Engineering Preprint PDF DOI

FOSSA: First-Order Optimality-Based Sensor Selection for PINN Inverse Problems, with Application to Electrocardiographic Imaging

Jianxin Xie ยท 2026

Physics-informed neural networks (PINNs) have emerged as a powerful framework for modeling physical systems and solving inverse problems. In such settings, sensors are deployed to capture observable sโ€ฆ

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Engineering Preprint PDF DOI

StretchBot: A Neuro-Symbolic Framework for Adaptive Guidance with Assistive Robots

Luca Vogelgesang, Ahmed Mehdi Soltani, Mohammadhossein Khojasteh, Xinrui Zu, Stefano De Giorgis, Madalina Croitoru, Filip Ilievski ยท 2026

Assistive robots have growing potential to support physical wellbeing in home and healthcare settings, for example, by guiding users through stretching or rehabilitation routines. However, existing syโ€ฆ

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Engineering Preprint PDF DOI

End-to-End Learning-based Operation of Integrated Energy Systems for Buildings and Data Centers

Zhenyu Pu, Yu Yang, Liang Yu, Xiaohong Guan ยท 2026

Buildings and data centers (DCs) are energy-intensive sectors, playing a critical role to achieve the low-carbon and sustainable energy transition targets. To this end, integrated energy system (IES) โ€ฆ

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Engineering Preprint PDF DOI

Semantic Sensing: A Task-Oriented Paradigm

Xiaoqi Zhang, J. Andrew Zhang, Chang Liu, Weijie Yuan, Geoffrey Ye Li, Moeness G. Amin ยท 2026

Sensing and communication are fundamental enablers of next-generation networks. While communication technologies have advanced significantly, sensing remains limited to conventional parameter estimatiโ€ฆ

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Engineering Preprint PDF DOI

A Deep Reinforcement Learning Framework for Closed-loop Guidance of Fish Schools via Virtual Agents

Takato Shibayama, Hiroaki Kawashima ยท 2026

Guiding collective motion in biological groups is a fundamental challenge in understanding social interaction rules and developing automated systems for animal management. In this study, we propose a โ€ฆ

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IntentReact: Guiding Reactive Object-Centric Navigation via Topological Intent

Yanmei Jiao, Anpeng Lu, Wenhan Hu, Rong Xiong, Yue Wang, Huajin Tang, Wen-an Zhang ยท 2026

Object-goal visual navigation requires robots to reason over semantic structure and act effectively under partial observability. Recent approaches based on object-level topological maps enable long-hoโ€ฆ

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