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Adaptive optics (AO) is a powerful tool employed across various research fields, from aerospace to microscopy. Traditionally, AO has focused on correcting optical phase aberrations, with recent advances extending to polarisation…

Reliable channel estimation (CE) is fundamental for robust communication in dynamic wireless environments, where models must generalize across varying conditions such as signal-to-noise ratios (SNRs), the number of resource blocks (RBs),…

信号处理 · 电气工程与系统科学 2025-09-22 Tianyu Li , Yan Xin , Jianzhong , Zhang

Late gadolinium enhancement (LGE) imaging is the clinical standard for myocardial scar assessment, but limited annotated datasets hinder the development of automated segmentation methods. We propose a novel framework that synthesises both…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Soufiane Ben Haddou , Laura Alvarez-Florez , Erik J. Bekkers , Fleur V. Y. Tjong , Ahmad S. Amin , Connie R. Bezzina , Ivana Išgum

Intelligent omni-surface (IOS) is a promising technique to enhance the capacity of wireless networks, by reflecting and refracting the incident signal simultaneously. Traditional IOS configuration schemes, relying on all sub-channels'…

网络与互联网体系结构 · 计算机科学 2024-12-30 Xiaowen Ye , Xianghao Yu , Liqun Fu

We investigate the collective dynamics of a three-level ensemble under the Dicke limit, revealing a unified connection between superradiant emission and electromagnetically induced transparency (EIT). Our results show that the transient…

Using the information theory, this study provides insights into how the construction of latent space of autoencoder (AE) using deep neural network (DNN) training finds a smooth low-dimensional manifold in the stiff dynamical system. Our…

Neural operators serve as fast, data-driven surrogates for scientific modeling but typically rely on a monolithic, single-pass inference procedure that struggles to resolve high-frequency details, a limitation known as spectral bias. We…

机器学习 · 计算机科学 2026-05-27 Xiaotian Liu , Shuyuan Shang , Xiaopeng Wang , Pu Ren , Yaoqing Yang

Delay line oscillators based on photonic components, such as the optoelectronic oscillator (OEO), offer the potential for realization of phase noise levels orders of magnitude lower than achievable by conventional microwave sources. Fibre…

信号处理 · 电气工程与系统科学 2023-01-25 Mehedi Hasan , Charles Nicholls , Keegan Pitre , Trevor Hall

Intelligent reflecting surface (IRS) and rate-splitting multiple access (RSMA) technologies are at the forefront of enhancing spectrum and energy efficiency in the next generation multi-antenna communication systems. This paper explores a…

信号处理 · 电气工程与系统科学 2024-06-06 Chunjie Wang , Xuhui Zhang , Huijun Xing , Liang Xue , Shuqiang Wang , Yanyan Shen , Bo Yang , Xinping Guan

Line-intensity mapping observations will find fluctuations of integrated line emission are attenuated by varying degrees at small scales due to the width of the line emission profiles. This attenuation may significantly impact estimates of…

Coarse-grained measurements offer a scalable alternative to full state tomography for characterizing complex quantum dynamics. We show that observational entropy (OE), an information-theoretic entropy defined directly from finite-resolution…

量子物理 · 物理学 2026-05-25 J. Bharathi Kannan , Sreeram PG , M. S. Santhanam

To meet the requirements of high energy efficiency (EE) and large system capacity for the fifth-generation (5G) Internet of Things (IoT), the use of massive multiple-input multipleoutput (MIMO) technology has been launched in the massive…

信号处理 · 电气工程与系统科学 2018-06-01 Tiejun Lv , Zhipeng Lin , Pingmu Huang , Jie Zeng

We present COIN-LIO, a LiDAR Inertial Odometry pipeline that tightly couples information from LiDAR intensity with geometry-based point cloud registration. The focus of our work is to improve the robustness of LiDAR-inertial odometry in…

机器人学 · 计算机科学 2024-08-20 Patrick Pfreundschuh , Helen Oleynikova , Cesar Cadena , Roland Siegwart , Olov Andersson

Measurement of a physical quantity such as light intensity is an integral part of many reconstruction and decision scenarios but can be costly in terms of acquisition time, invasion of or damage to the environment and storage. Data…

机器学习 · 计算机科学 2025-02-26 Catherine F. Higham , Paul Henderson , Roderick Murray-Smith

LiDAR-Inertial Odometry (LIO) is typically implemented using an optimization-based approach, with the factor graph often being employed due to its capability to seamlessly integrate residuals from both LiDAR and IMU measurements.…

机器人学 · 计算机科学 2024-07-23 Naoki Akai , Takumi Nakao

Accurate characterization of free-space optical (FSO) channels requires joint estimation of transmitter pointing errors, receiver angle-of-arrival (AoA) fluctuations, and turbulence-induced fading. However, existing literature addresses…

信号处理 · 电气工程与系统科学 2025-12-16 Mohammad Taghi Dabiri , Meysam Ghanbari , Rula Ammuri , Mazen Hasna , Khalid Qaraqe

In this paper, we study a layered random access scheme based on non-orthogonal multiple access (NOMA) to improve the throughput of multichannel ALOHA. At a receiver, successive interference cancellation (SIC) is carried out across layers to…

信息论 · 计算机科学 2017-12-11 Jinho Choi

We present a calculation of the full set of next-to-next-to-leading-order QED corrections to unpolarised M{\o}ller scattering. This encompasses photonic, leptonic, and non-perturbative hadronic corrections and includes electron mass effects…

高能物理 - 唯象学 · 物理学 2022-02-28 Pulak Banerjee , Tim Engel , Nicolas Schalch , Adrian Signer , Yannick Ulrich

Absorption and emission spectra of plasmas with multicharged-ions contain transition arrays with a huge number of coalescent electric-dipole (E1) lines, which are well suited for treatment by the unresolved transition array and derivative…

原子物理 · 物理学 2015-05-28 Quentin Porcherot , Jean-Christophe Pain , Franck Gilleron , Thomas Blenski

Despite the computational efficiency of MoE models, the excessive memory footprint and I/O overhead inherent in multi-expert architectures pose formidable challenges for real-time inference on resource-constrained edge platforms. While…

机器学习 · 计算机科学 2026-03-20 Yuegui Huang , Zhiyuan Fang , Weiqi Luo , Ruoyu Wu , Wuhui Chen , Zibin Zheng