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相关论文: A Physics-Informed Deep Learning Model for MRI Bra…

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Purpose: To develop a fast, general-purpose framework for voxelwise noise characterization in linear and nonlinear iterative MRI reconstructions, recovering the image-domain noise variance from which SNR, $g$-factor, and related…

信号处理 · 电气工程与系统科学 2026-05-12 Onat Dalmaz , Daniel Abraham , Alexander R. Toews , Akshay S. Chaudhari , Kawin Setsompop , Brian A. Hargreaves

Supervised Deep-Learning (DL)-based reconstruction algorithms have shown state-of-the-art results for highly-undersampled dynamic Magnetic Resonance Imaging (MRI) reconstruction. However, the requirement of excessive high-quality…

图像与视频处理 · 电气工程与系统科学 2025-11-11 Jie Feng , Ruimin Feng , Qing Wu , Zhiyong Zhang , Yuyao Zhang , Hongjiang Wei

Optical aberrations significantly degrade image quality in microscopy, particularly when imaging deeper into samples. These aberrations arise from distortions in the optical wavefront and can be mathematically represented using Zernike…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Yong En Kok , Bowen Deng , Alexander Bentley , Andrew J. Parkes , Michael G. Somekh , Amanda J. Wright , Michael P. Pound

Magnetic resonance imaging (MRI) provides high spatial resolution and excellent soft-tissue contrast without using harmful ionising radiation. Dynamic MRI is an essential tool for interventions to visualise movements or changes of the…

Metal artifacts caused by the presence of metallic implants tremendously degrade the reconstructed computed tomography (CT) image quality, affecting clinical diagnosis or reducing the accuracy of organ delineation and dose calculation in…

Magnetic Resonance Spectroscopic Imaging (MRSI) is a powerful tool for non-invasive mapping of brain metabolites, providing critical insights into neurological conditions. However, its utility is often limited by missing or corrupted data…

图像与视频处理 · 电气工程与系统科学 2025-05-13 Tan-Hanh Pham , Ovidiu C. Andronesi , Xianqi Li , Kim-Doang Nguyen

Parallel imaging is a commonly used technique to accelerate magnetic resonance imaging (MRI) data acquisition. Mathematically, parallel MRI reconstruction can be formulated as an inverse problem relating the sparsely sampled k-space…

图像与视频处理 · 电气工程与系统科学 2023-11-23 Ruimin Feng , Qing Wu , Jie Feng , Huajun She , Chunlei Liu , Yuyao Zhang , Hongjiang Wei

Deep neural networks for medical image reconstruction are traditionally trained using high-quality ground-truth images as training targets. Recent work on Noise2Noise (N2N) has shown the potential of using multiple noisy measurements of the…

图像与视频处理 · 电气工程与系统科学 2021-12-21 Weijie Gan , Yu Sun , Cihat Eldeniz , Jiaming Liu , Hongyu An , Ulugbek S. Kamilov

Taking the deep learning-based algorithms into account has become a crucial way to boost object detection performance in aerial images. While various neural network representations have been developed, previous works are still inefficient…

计算机视觉与模式识别 · 计算机科学 2020-12-21 Chengyuan Li , Jun Liu , Hailong Hong , Wenju Mao , Chenjie Wang , Chudi Hu , Xin Su , Bin Luo

Background and Aim: Accurate classification of Magnetic Resonance Images (MRI) is essential to accurately predict Mild Cognitive Impairment (MCI) to Alzheimer's Disease (AD) conversion. Meanwhile, deep learning has been successfully…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Kshitiz Shrestha , Omar Hisham Alsadoon , Abeer Alsadoon , Tarik A. Rashid , Rasha S. Ali , P. W. C. Prasad , Oday D. Jerew

Freehand 3D ultrasound (US) has important clinical value due to its low cost and unrestricted field of view. Recently deep learning algorithms have removed its dependence on bulky and expensive external positioning devices. However,…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Mingyuan Luo , Xin Yang , Hongzhang Wang , Liwei Du , Dong Ni

In this paper, a deep neural network with interpretable motion compensation called CS-MCNet is proposed to realize high-quality and real-time decoding of video compressive sensing. Firstly, explicit multi-hypothesis motion compensation is…

图像与视频处理 · 电气工程与系统科学 2020-10-09 Bowen Huang , Jinjia Zhou , Xiao Yan , Ming'e Jing , Rentao Wan , Yibo Fan

Physics-driven deep learning (PD-DL) models have proven to be a powerful approach for improved reconstruction of rapid MRI scans. In order to train these models in scenarios where fully-sampled reference data is unavailable, self-supervised…

图像与视频处理 · 电气工程与系统科学 2025-09-08 Yaşar Utku Alçalar , Mehmet Akçakaya

Recent advances in deep learning (DL) have significantly impacted motor imagery (MI)-based brain-computer interface (BCI) systems, enhancing the decoding of electroencephalography (EEG) signals. However, most studies struggle to identify…

机器学习 · 计算机科学 2024-09-09 Phairot Autthasan , Rattanaphon Chaisaen , Huy Phan , Maarten De Vos , Theerawit Wilaiprasitporn

Accurately decoding human motion intentions from surface electromyography (sEMG) is essential for myoelectric control and has wide applications in rehabilitation robotics and assistive technologies. However, existing sEMG-based motion…

信号处理 · 电气工程与系统科学 2025-07-01 Wending Heng , Chaoyuan Liang , Yihui Zhao , Zhiqiang Zhang , Glen Cooper , Zhenhong Li

Magnetic Resonance Imaging (MRI) scans are time consuming and precarious, since the patients remain still in a confined space for extended periods of time. To reduce scanning time, some experts have experimented with undersampled k spaces,…

图像与视频处理 · 电气工程与系统科学 2022-08-25 Kyler Larsen , Arghya Pal , Yogesh Rathi

Magnetic particle imaging (MPI) offers unparalleled contrast and resolution for tracing magnetic nanoparticles. A common imaging procedure calibrates a system matrix (SM) that is used to reconstruct data from subsequent scans. The ill-posed…

图像与视频处理 · 电气工程与系统科学 2023-09-07 Alper Güngör , Baris Askin , Damla Alptekin Soydan , Can Barış Top , Emine Ulku Saritas , Tolga Çukur

Motion correction (MoCo) in radial MRI is a particularly challenging problem due to the unpredictability of subject movement. Current state-of-the-art (SOTA) MoCo algorithms often rely on extensive high-quality MR images to pre-train neural…

图像与视频处理 · 电气工程与系统科学 2025-07-16 Qing Wu , Chenhe Du , Xuanyu Tian , Jingyi Yu , Yuyao Zhang , Hongjiang Wei

Echo Planar Imaging (EPI) is widely used for its rapid acquisition but suffers from severe geometric distortions due to B0 inhomogeneities, particularly along the phase encoding direction. Existing methods follow a two-step process:…

图像与视频处理 · 电气工程与系统科学 2025-07-25 Wenqi Huang , Nan Wang , Congyu Liao , Yimeng Lin , Mengze Gao , Daniel Rueckert , Kawin Setsompop

A deep learning approach to blind denoising of images without complete knowledge of the noise statistics is considered. We propose DN-ResNet, which is a deep convolutional neural network (CNN) consisting of several residual blocks…

图像与视频处理 · 电气工程与系统科学 2019-04-12 Haoyu Ren , Mostafa El-Khamy , Jungwon Lee