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๐Ÿ” raphael poss ๐Ÿ“‚ Engineering
Showing 8591 results for "raphael poss" in Engineering
Engineering Preprint PDF DOI

Semantics-Aware Hierarchical Token Communication: Clustering, Bit Mapping, and Power Allocation

Jihoon Lee, Seungeun Oh, Jihong Park, Seong-Lyun Kim, Seung-Woo Ko ยท 2026

Despite the rise of token communication (TokCom) as a new paradigm beyond traditional bit communication, existing approaches have primarily adopted artificial intelligence (AI)-centric designs that reโ€ฆ

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Engineering Preprint PDF DOI

BUT System Description for CHiME-9 MCoRec Challenge

Dominik Klement, Alexander Polok, Nguyen Hai Phong, Prachi Singh, Lukas Burget ยท 2026

Multi-talker automatic speech recognition (ASR) in conversational recordings remains an open problem, particularly in scenarios with large portion of overlapping speech where identifying and transcribโ€ฆ

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Engineering Preprint PDF DOI

Representative Spectral Correlation Network for Multi-source Remote Sensing Image Classification

Chuanzheng Gong, Feng Gao, Junyan Lin, Junyu Dong, Qian Du ยท 2026

Hyperspectral image (HSI) and SAR/LiDAR data offer complementary spectral and structural information for land-cover classification. However, their effective fusion remains challenging due to two majorโ€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

High Coupling Tunable Acoustic Resonators in Monolithic Barium Titanate

Ian Anderson, Agham Posadas, Alexander A. Demkov, Ruochen Lu ยท 2026

The growing number of wireless communication bands has driven demand for compact, low-loss, and frequency adjustable RF filtering. Tunable acoustic resonators are well suited to address these needs, oโ€ฆ

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Engineering Preprint PDF DOI

Circular Phase Representation and Geometry-Aware Optimization for Ptychographic Image Reconstruction

Carson Yu Liu, Jun Cheng, Chien-Chun Chen, Steve F. Shu ยท 2026

Traditional iterative reconstruction methods are accurate but computationally expensive, limiting their use in high-throughput and real-time ptychography. Recent deep learning approaches improve speedโ€ฆ

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Engineering Preprint PDF DOI

Pinching Antenna-Aided Spatial Multiplexing: Transceiver Design and Performance Analysis

Ruijie Li, Yue Xiao, Shuaixin Yang, Gang Wu, Xianfu Lei, Ming Xiao ยท 2026

In this paper, a novel pinching antenna-aided spatial multiplexing (PASM) architecture is conceived, which intrinsically amalgamates the benefits of flexible radiating element placement with radio-freโ€ฆ

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Engineering Preprint PDF DOI

A Matrix-Free Galerkin Multigrid Solver and Failure-Mode Screen for Single-GPU 3D SIMP Linear Systems

Shaoliang Yang, Jun Wang, Yunsheng Wang ยท 2026

Large 3D SIMP studies require repeated elasticity solves for density-dependent operators whose finest matrices are expensive to assemble and whose conditioning degrades under high contrast. We study tโ€ฆ

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Engineering Preprint PDF DOI

SPG-Codec: Exploring the Role and Boundaries of Semantic Priors in Ultra-Low-Bitrate Neural Speech Coding

Mingyu Zhao, Zijian Lin, Kun Wei, Zhiyong Wu ยท 2026

Conventional neural speech codecs suffer from severe intelligibility degradation at ultra-low bitrates, where the bottleneck transitions from acoustic distortion to semantic loss. To address this issuโ€ฆ

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Engineering Preprint PDF DOI

Risk Assessments for Evasive Emergency Maneuvers in Autonomous Vehicles

Aliasghar Arab, Milad Khaleghi, Koorosh Aslansefat ยท 2026

This paper presents a systematic verification and validation (V\&V) framework for the Evasive Minimum Risk Maneuver (EMRM) feature in autonomous vehicles, addressing a critical gap in existing safety โ€ฆ

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Engineering Preprint PDF DOI

Privileged Foresight Distillation: Zero-Cost Future Correction for World Action Models

Pengcheng Fang, Hongli Chen, Xiaohao Cai ยท 2026

World action models jointly predict future video and action during training, raising an open question about what role the future-prediction branch actually plays. A recent finding shows that this branโ€ฆ

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Engineering Preprint PDF DOI

Joint Design of Doppler-Resilient Unimodular Discrete-Phase Waveforms and Receiving Filters for MIMO Radars

Junpeng Ma, Yuke Li, Junbo Wang, Yongxing Zhou ยท 2026

Designing Doppler-resilient unimodular discrete phase-coded waveforms (DPWs) with low delay-Doppler sidelobes is critical for multiple-input multiple-output (MIMO) radar. Existing block coordinate desโ€ฆ

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Engineering Preprint PDF DOI

A Miniaturized Broadband 1-Bit Coding Reconfigurable Intelligent Surface for NLOS UE Localization and Uplink Communication

Khagendra Joshi, Deepak Kumar Sahoo, Kamalesh Kumar K, Debidas Kundu, Vivek A. Bohara, Amalendu Patnaik ยท 2026

In this paper, a broadband 1-bit coding metasurface-based reconfigurable intelligent surface (RIS) is presented. The unit cell of the metasurface consists of a wide dipole modified with interdigital cโ€ฆ

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Engineering Preprint PDF DOI

Behaviour-aware Hybrid Architecture for Trust-driven Transmissions

Dhrumil Bhatt, Anakha Kurup ยท 2026

Reliable and secure communication is essential for mission-critical aerospace and defence operations involving autonomous platforms such as Unmanned Aerial Vehicles (UAVs), satellites, and ground contโ€ฆ

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Engineering Preprint PDF DOI

Energy Efficiency Maximization for Discrete Activation based NOMA-assisted Pinching-Antenna Systems

Yishi Zhang, Aditya Powari, Kaidi Wang, Yaru Fu, Daniel K. C. So ยท 2026

Pinching-antenna systems (PASS) have recently attracted significant attention as a promising architecture for flexible and reconfigurable wireless communications. Despite notable advancements, researcโ€ฆ

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Engineering Preprint PDF DOI

Projected Attainable Speed Space: A Driving Efficiency Metric Connecting Instantaneous Evaluation to Travel Time

Xiaohua Zhao, Zhaowei Huang, Chen Chen, Haiyi Yang ยท 2026

Inefficient driving behaviors, such as overly conservative yielding, remain a key obstacle to deployment of autonomous vehicles (AVs). Instantaneous driving efficiency metrics are crucial for self-driโ€ฆ

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Engineering Preprint PDF DOI

Deep Learning-Enabled Dissolved Oxygen Sensing in Biofouling Environments for Ocean Monitoring

Nikolaos Salaris, Adrien Desjardins, Manish K. Tiwari ยท 2026

The escalating climate crisis and ecosystem degradation demand intelligent, low-cost sensors capable of robust, long-term monitoring in real-world environments. Absolute dissolved oxygen (DO) concentrโ€ฆ

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Engineering Preprint PDF DOI

Extracting Exact Lie Derivatives Without Backpropagation: A Dual Compiler for Neural Control Barrier Functions

Mohammadreza Kamaldar ยท 2026

Deploying neural-network control barrier functions (CBFs) on embedded hardware requires evaluating the barrier value and its Lie derivatives along the system vector fields at every control cycle. The โ€ฆ

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Engineering Preprint PDF DOI

Dynamic-Key Post-Quantum Encrypted Control Against System Identification Attacks

Jungjin Park, Kiminao Kogiso ยท 2026

This study proposes post-quantum encrypted control systems based on dynamic-key Learning with Errors (LWE) encryption schemes. The proposed method develops update maps that simultaneously update the pโ€ฆ

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Engineering Preprint PDF DOI

PILOT: One Physics-Integrated Generation Framework to Unify 2D and 3D Radio Map Construction

Weiming Huang, Hao Sun, Junting Chen ยท 2026

Unified 2D and 3D radio map construction supports network planning, wireless digital twins, and unmanned aerial vehicle (UAV) applications. In urban environments, blockage, reflection, and diffractionโ€ฆ

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