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For collecting high-quality high-resolution (HR) MR image, we propose a novel image reconstruction network named IREM, which is trained on multiple low-resolution (LR) MR images and achieve an arbitrary up-sampling rate for HR image…

图像与视频处理 · 电气工程与系统科学 2021-06-30 Qing Wu , Yuwei Li , Lan Xu , Ruiming Feng , Hongjiang Wei , Qing Yang , Boliang Yu , Xiaozhao Liu , Jingyi Yu , Yuyao Zhang

Background The accuracy of photomechanics measurements critically relies on image quality,particularly under extreme illumination conditions such as welding arc monitoring and polished metallic surface analysis. High dynamic range (HDR)…

计算机视觉与模式识别 · 计算机科学 2026-02-16 Banglei Guan , Jing Tao , Liang Xu , Dongcai Tan , Pengju Sun , Jianbing Liu , Yang Shang , Qifeng Yu

Dual function radar and communication (DFRC) is a promising research direction within integrated sensing and communication (ISAC), improving hardware and spectrum efficiency by merging sensing and communication (S&C) functionalities into a…

信息论 · 计算机科学 2024-08-30 Zhiyuan Yu , Hong Ren , Cunhua Pan , Gui Zhou , Ruizhe Wang , Mengyu Liu , Jiangzhou Wang

This paper presents experimental results that allow for the performance evaluation of a straight-line reference alignment system based on pseudo-nondiffracting Layer beams. Sensors, developed specifically for this system, feature four…

High-resolution radar range profile (RRP) is crucial for accurate target recognition and scene perception. To get a high-resolution RRP, many methods have been developed, such as multiple signal classification (MUSIC), orthogonal matching…

信号处理 · 电气工程与系统科学 2025-10-21 Ziwen Wang , Jianping Wang , Pucheng Li , Zegang Ding

The Skipper-in-CMOS image sensor integrates the non-destructive readout capability of Skipper Charge Coupled Devices (Skipper-CCDs) with the high conversion gain of a pinned photodiode in a CMOS imaging process, while taking advantage of…

We present an algorithm to optimally process uniformly sampled array image data obtained with a nondestructive readout. The algorithm discards full wells, removes cosmic ray (particle) hits and other glitches, and makes a nearly optimum…

High dynamic range (HDR) imaging is of fundamental importance in modern digital photography pipelines and used to produce a high-quality photograph with well exposed regions despite varying illumination across the image. This is typically…

图像与视频处理 · 电气工程与系统科学 2024-07-24 Sibi Catley-Chandar , Thomas Tanay , Lucas Vandroux , Aleš Leonardis , Gregory Slabaugh , Eduardo Pérez-Pellitero

A photonic-assisted multi-functional radar system for simultaneous distance and velocity measurement and high-resolution microwave imaging is proposed and experimentally demonstrated by using a composite transmitted microwave signal of a…

信号处理 · 电气工程与系统科学 2021-11-03 Dingding Liang , Lizhong Jiang , Yang Chen

High dynamic range (HDR) imaging technique aims to create realistic HDR images from low dynamic range (LDR) inputs. Specifically, Multi-exposure HDR imaging uses multiple LDR frames taken from the same scene to improve reconstruction…

图像与视频处理 · 电气工程与系统科学 2025-07-03 Keuntek Lee , Jaehyun Park , Nam Ik Cho

High dynamic range (HDR) photography is becoming increasingly popular and available by DSLR and mobile-phone cameras. While deep neural networks (DNN) have greatly impacted other domains of image manipulation, their use for HDR tone-mapping…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Yael Vinker , Inbar Huberman-Spiegelglas , Raanan Fattal

A statistical approach for combination of channel phases is developed for optimizing the Contrast-to-Noise Ratio (CNR) in Susceptibility Weighted Images (SWI) acquired using autocalibrating partially parallel techniques. The unwrapped phase…

计算机视觉与模式识别 · 计算机科学 2016-11-01 Sreekanth Madhusoodhanan , Joseph Suresh Paul

In this paper, we propose a new super resolution technique based on the interpolation followed by registering them using iterative back projection (IBP). Low resolution images are being interpolated and then the interpolated images are…

计算机视觉与模式识别 · 计算机科学 2016-01-05 Pejman Rasti , Hasan Demirel , Gholamreza Anbarjafari

In this paper, we investigate the performance analysis of dual hop relaying system consisting of asymmetric Radio Frequency (RF)/Free Optical Space (FSO) links. The RF channels follow a Rayleigh distribution and the optical links are…

信号处理 · 电气工程与系统科学 2019-01-17 Elyes Balti , Mohsen Guizani , Bechir Hamdaoui , Yassine Maalej

Target detection and recognition is a very challenging task in a wireless environment where a multitude of objects are located, whether to effectively determine their positions or to identify them and predict their moves. In this work, we…

信号处理 · 电气工程与系统科学 2023-05-10 Mamady Delamou , Ahmad Bazzi , Marwa Chafii , El Mehdi Amhoud

Noise radars can be understood in terms of a correlation coefficient which characterizes their detection performance. Although most results in the literature are stated in terms of the signal-to-noise ratio (SNR), we show that it is…

信号处理 · 电气工程与系统科学 2022-04-19 David Luong , Bhashyam Balaji , Sreeraman Rajan

We analyze scheduling algorithms for multiuser communication systems with users having multiple antennas and linear receivers. When there is no feedback of channel information, we consider a common round robin scheduling algorithm, and…

信息论 · 计算机科学 2016-11-18 Raymond H. Y. Louie , Matthew R. McKay , Iain B. Collings

Balanced photodetector (BPD) is an important component for high-speed coherent receiver. Optimization strategy of waveguide-based multi-quantum well (MQW) BPDs, operating at 1550 nm is demonstrated on generic InP platform. Design parameters…

光学 · 物理学 2023-09-22 Dhiman Nag , Weiming Yao , Jos J. G. M. van der Tol

Automotive radar systems face the challenge of managing high sampling rates and large data bandwidth while complying with stringent real-time and energy efficiency requirements. The growing complexity of autonomous vehicles further…

神经与进化计算 · 计算机科学 2025-03-04 Nico Reeb , Javier Lopez-Randulfe , Robin Dietrich , Alois C. Knoll

The CMS collaboration is building a new inner tracking pixel detector for the High-Luminosity LHC. Each pixel readout chip will be controlled with a single serial input stream at 160 Mbps and will send out data via four current mode logic…

仪器与探测器 · 物理学 2022-09-07 Caleb Smith