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Subject motion in whole-body dynamic PET introduces inter-frame mismatch and seriously impacts parametric imaging. Traditional non-rigid registration methods are generally computationally intense and time-consuming. Deep learning approaches…

图像与视频处理 · 电气工程与系统科学 2022-06-29 Xueqi Guo , Bo Zhou , David Pigg , Bruce Spottiswoode , Michael E. Casey , Chi Liu , Nicha C. Dvornek

Purpose: To improve reconstruction fidelity of fine structures and textures in deep learning (DL) based reconstructions. Methods: A novel patch-based Unsupervised Feature Loss (UFLoss) is proposed and incorporated into the training of…

图像与视频处理 · 电气工程与系统科学 2021-08-31 Ke Wang , Jonathan I Tamir , Alfredo De Goyeneche , Uri Wollner , Rafi Brada , Stella Yu , Michael Lustig

Magnetic Resonance Imaging (MRI) is a principal diagnostic approach used in the field of radiology to create images of the anatomical and physiological structure of patients. MRI is the prevalent medical imaging practice to find…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Yusuf Brima , Mossadek Hossain Kamal Tushar , Upama Kabir , Tariqul Islam

Scene understanding and object recognition is a difficult to achieve yet crucial skill for robots. Recently, Convolutional Neural Networks (CNN), have shown success in this task. However, there is still a gap between their performance on…

机器人学 · 计算机科学 2017-01-18 Sepehr Valipour , Camilo Perez , Martin Jagersand

Deep learning approaches have shown promising performance for compressed sensing-based Magnetic Resonance Imaging. While deep neural networks trained with mean squared error (MSE) loss functions can achieve high peak signal to noise ratio,…

Deep learning models tend to underperform in the presence of domain shifts. Domain transfer has recently emerged as a promising approach wherein images exhibiting a domain shift are transformed into other domains for augmentation or…

图像与视频处理 · 电气工程与系统科学 2022-10-27 Weinan Song , Gaurav Fotedar , Nima Tajbakhsh , Ziheng Zhou , Lei He , Xiaowei Ding

The extraction of text in high quality is essential for text-based document analysis tasks like Document Classification or Named Entity Recognition. Unfortunately, this is not always ensured, as poor scan quality and the resulting artifacts…

计算机视觉与模式识别 · 计算机科学 2023-06-06 David Kreuzer , Michael Munz

In view of the recent paradigm shift in deep AI based image processing methods, medical image processing has advanced considerably. In this study, we propose a novel deep neural network (DNN), entitled InceptNet, in the scope of medical…

图像与视频处理 · 电气工程与系统科学 2023-09-06 Amirhossein Sajedi , Mohammad Javad Fadaeieslam

Deep learning techniques have emerged as a promising approach to highly accelerated MRI. However, recent reconstruction challenges have shown several drawbacks in current deep learning approaches, including the loss of fine image details…

计算机视觉与模式识别 · 计算机科学 2021-09-24 Ruiyang Zhao , Yuxin Zhang , Burhaneddin Yaman , Matthew P. Lungren , Michael S. Hansen

In recent years, self-supervised learning has attracted widespread academic debate and addressed many of the key issues of computer vision. The present research focus is on how to construct a good agent task that allows for improved network…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Zhijie Xiao , Zhicheng Dong , Hao Xiang

This study presents an innovative computer vision framework designed to analyze human movements in industrial settings, aiming to enhance biomechanical analysis by integrating seamlessly with existing software. Through a combination of…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Jesudara Omidokun , Darlington Egeonu , Bochen Jia , Liang Yang

Scene understanding of high resolution aerial images is of great importance for the task of automated monitoring in various remote sensing applications. Due to the large within-class and small between-class variance in pixel values of…

计算机视觉与模式识别 · 计算机科学 2020-02-28 Foivos I. Diakogiannis , François Waldner , Peter Caccetta , Chen Wu

Magnetic resonance imaging (MRI) is an essential diagnostic tool that suffers from prolonged scan times. Reconstruction methods can alleviate this limitation by recovering clinically usable images from accelerated acquisitions. In…

图像与视频处理 · 电气工程与系统科学 2023-01-09 Salman UH Dar , Şaban Öztürk , Muzaffer Özbey , Tolga Çukur

Currently, there are two popular approaches for addressing real-world image super-resolution problems: degradation-estimation-based and blind-based methods. However, degradation-estimation-based methods may be inaccurate in estimating the…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Axi Niu , Kang Zhang , Trung X. Pham , Pei Wang , Jinqiu Sun , In So Kweon , Yanning Zhang

Purpose: This study presents a variable resolution (VR) sampling and deep learning reconstruction approach for multi-spectral MRI near metal implants, aiming to reduce scan times while maintaining image quality. Background: The rising use…

图像与视频处理 · 电气工程与系统科学 2024-11-01 Azadeh Sharafi , Nikolai J. Mickevicius , Mehran Baboli , Andrew S. Nencka , Kevin M. Koch

This paper proposes an end-to-end deep learning framework integrating optical motion capture with a Transformer-based model to enhance medical rehabilitation. It tackles data noise and missing data caused by occlusion and environmental…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Yeming Cai , Yang Wang , Zhenglin Li

Accurate segmentation of the stroke lesions using magnetic resonance imaging (MRI) is associated with difficulties due to the complicated anatomy of the brain and the different properties of the lesions. This study introduces the…

图像与视频处理 · 电气工程与系统科学 2024-06-11 Muhammad Nouman , Mohamed Mabrok , Essam A. Rashed

Research studies have shown no qualms about using data driven deep learning models for downstream tasks in medical image analysis, e.g., anatomy segmentation and lesion detection, disease diagnosis and prognosis, and treatment planning.…

图像与视频处理 · 电气工程与系统科学 2022-04-06 Jiahao Huang , Yingying Fang , Yang Nan , Huanjun Wu , Yinzhe Wu , Zhifan Gao , Yang Li , Zidong Wang , Pietro Lio , Daniel Rueckert , Yonina C. Eldar , Guang Yang

Ophthalmic images and derivatives such as the retinal nerve fiber layer (RNFL) thickness map are crucial for detecting and monitoring ophthalmic diseases (e.g., glaucoma). For computer-aided diagnosis of eye diseases, the key technique is…

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