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Studying the universe through radio telescope observation is crucial. However, radio telescopes capture not only signals from the universe but also various interfering signals, known as Radio Frequency Interference (RFI). The presence of…

天体物理仪器与方法 · 物理学 2024-04-02 Fei Gu , Longfei Hao , Bo Liang , Song Feng , Shoulin Wei , Wei Dai , Yonghua Xu , Zhixuan Li , Yihang Dao

Dynamic fetal heart magnetic resonance imaging (MRI) presents unique challenges due to the fast heart rate of the fetus compared to adult subjects and uncontrolled fetal motion. This requires high temporal and spatial resolutions over a…

图像与视频处理 · 电气工程与系统科学 2024-12-23 Denis Prokopenko , David F. A. Lloyd , Amedeo Chiribiri , Daniel Rueckert , Joseph V. Hajnal

Transfer learning leverages pre-trained model features from a large dataset to save time and resources when training new models for various tasks, potentially enhancing performance. Due to the lack of large datasets in the medical imaging…

图像与视频处理 · 电气工程与系统科学 2023-11-10 Gabriel Efrain Humpire-Mamani , Colin Jacobs , Mathias Prokop , Bram van Ginneken , Nikolas Lessmann

Nowadays, pre-trained encoders are widely used in medical image segmentation due to their strong capability in extracting rich and generalized feature representations. However, existing methods often fail to fully leverage these features,…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Xiaolin Gou , Chuanlin Liao , Jizhe Zhou , Fengshuo Ye , Yi Lin

Medical image segmentation is a critical aspect of modern medical research and clinical practice. Despite the remarkable performance of Convolutional Neural Networks (CNNs) in this domain, they inherently struggle to capture long-range…

图像与视频处理 · 电气工程与系统科学 2024-12-02 Jiashu Xu

Deep convolutional neural networks have been proven to be very effective in image related analysis and tasks, such as image segmentation, image classification, image generation, etc. Recently many sophisticated CNN based architectures have…

图像与视频处理 · 电气工程与系统科学 2020-05-12 Eshal Zahra , Bostan Ali , Wajahat Siddique

Brain positron emission tomography (PET) imaging is broadly used in research and clinical routines to study, diagnose, and stage Alzheimer's disease (AD). However, its potential cannot be fully exploited yet due to the lack of portable…

图像与视频处理 · 电气工程与系统科学 2025-01-16 Eléonore V. Lieffrig , Takuya Toyonaga , Jiazhen Zhang , John A. Onofrey

Prioritizing disease-associated genes is central to understanding the molecular mechanisms of complex disorders such as Alzheimer's disease (AD). Traditional network-based approaches rely on static centrality measures and often fail to…

机器学习 · 计算机科学 2026-03-04 Binon Teji , Subhajit Bandyopadhyay , Swarup Roy

Positron Emission Tomography (PET) is an essential technique in many clinical applications that allows for quantitative imaging at the molecular level. This study aims to develop a denoising method using novel dilated convolutional neural…

医学物理 · 物理学 2021-01-27 Karl Spuhler , Mario Serrano-Sosa , Renee Cattell , Christine DeLorenzo , Chuan Huang

Imaging with multiple modalities or multiple channels is becoming increasingly important for our modern society. A key tool for understanding and early diagnosis of cancer and dementia is PET-MR, a combined positron emission tomography and…

图像与视频处理 · 电气工程与系统科学 2020-07-24 Matthias J. Ehrhardt

An attention guided scheme for metal artifact correction in MRI using deep neural network is proposed in this paper. The inputs of the networks are two distorted images obtained with dual-polarity readout gradients. With MR image generation…

图像与视频处理 · 电气工程与系统科学 2019-10-22 Jee Won Kim , Kinam Kwon , Byungjai Kim , HyunWook Park

The analysis of multi-modality positron emission tomography and computed tomography (PET-CT) images for computer aided diagnosis applications requires combining the sensitivity of PET to detect abnormal regions with anatomical localization…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Ashnil Kumar , Michael Fulham , Dagan Feng , Jinman Kim

Diabetic Retinopathy (DR) is a primary cause of blindness, necessitating early detection and diagnosis. This paper focuses on referable DR classification to enhance the applicability of the proposed method in clinical practice. We develop…

图像与视频处理 · 电气工程与系统科学 2024-11-07 Dahyun Mok , Junghyun Bum , Le Duc Tai , Hyunseung Choo

The transformer networks are extensively utilized in face forgery detection due to their scalability across large datasets.Despite their success, transformers face challenges in balancing the capture of global context, which is crucial for…

计算机视觉与模式识别 · 计算机科学 2024-07-03 Zhida Zhang , Jie Cao , Wenkui Yang , Qihang Fan , Kai Zhou , Ran He

Nuclear image has emerged as a promising research work in medical field. Images from different modality meet its own challenge. Positron Emission Tomography (PET) image may help to precisely localize disease to assist in planning the right…

计算机视觉与模式识别 · 计算机科学 2013-03-05 A. Meena , R. Raja

Manually inspecting polyps from a colonoscopy for colorectal cancer or performing a biopsy on skin lesions for skin cancer are time-consuming, laborious, and complex procedures. Automatic medical image segmentation aims to expedite this…

图像与视频处理 · 电气工程与系统科学 2023-06-27 Akib Mohammed Khan , Alif Ashrafee , Fahim Shahriar Khan , Md. Bakhtiar Hasan , Md. Hasanul Kabir

Low-field (LF) MRI scanners have the power to revolutionize medical imaging by providing a portable and cheaper alternative to high-field MRI scanners. However, such scanners are usually significantly noisier and lower quality than their…

图像与视频处理 · 电气工程与系统科学 2022-11-29 Aryan Kalluvila , Neha Koonjoo , Danyal Bhutto , Marcio Rockenbach , Matthew S. Rosen

Fetal ultrasound (US) examinations require the acquisition of multiple planes, each providing unique diagnostic information to evaluate fetal development and screening for congenital anomalies. However, obtaining a comprehensive,…

Transformer-based language models utilize the attention mechanism for substantial performance improvements in almost all natural language processing (NLP) tasks. Similar attention structures are also extensively studied in several other…

计算与语言 · 计算机科学 2023-05-17 Nurullah Sevim , Ege Ozan Özyedek , Furkan Şahinuç , Aykut Koç

Optical coherence tomography (OCT) is a commonly-used method of extracting high resolution retinal information. Moreover there is an increasing demand for the automated retinal layer segmentation which facilitates the retinal disease…

图像与视频处理 · 电气工程与系统科学 2020-09-30 Zeyu Fu , Yang Sun , Xiangyu Zhang , Scott Stainton , Shaun Barney , Jeffry Hogg , William Innes , Satnam Dlay