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Complicated image registration is a key issue in medical image analysis, and deep learning-based methods have achieved better results than traditional methods. The methods include ConvNet-based and Transformer-based methods. Although…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Runshi Zhang , Hao Mo , Junchen Wang , Bimeng Jie , Yang He , Nenghao Jin , Liang Zhu

Accurate medical image segmentation is critical for disease quantification and treatment evaluation. While traditional Unet architectures and their transformer-integrated variants excel in automated segmentation tasks. However, they lack…

图像与视频处理 · 电气工程与系统科学 2025-06-09 Guanqun Sun , Yizhi Pan , Weikun Kong , Zichang Xu , Jianhua Ma , Teeradaj Racharak , Le-Minh Nguyen , Junyi Xin

Positron Emission Tomography (PET) scan images are one of the bio medical imaging techniques similar to that of MRI scan images but PET scan images are helpful in finding the development of tumors.The PET scan images requires expertise in…

神经与进化计算 · 计算机科学 2013-02-27 A. Meena , K. Raja

Acquiring high-quality Positron Emission Tomography (PET) images requires administering high-dose radiotracers, which increases radiation exposure risks. Generating standard-dose PET (SPET) from low-dose PET (LPET) has become a potential…

图像与视频处理 · 电气工程与系统科学 2025-06-24 Xiaolong Niu , Zanting Ye , Xu Han , Yanchao Huang , Hao Sun , Hubing Wu , Lijun Lu

Fetal brain magnetic resonance imaging (MRI) offers exquisite images of the developing brain but is not suitable for second-trimester anomaly screening, for which ultrasound (US) is employed. Although expert sonographers are adept at…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Jianbo Jiao , Ana I. L. Namburete , Aris T. Papageorghiou , J. Alison Noble

Automated fetal head segmentation in ultrasound images is critical for accurate biometric measurements in prenatal care. While existing deep learning approaches have achieved a reasonable performance, they struggle with issues like low…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Ammar Bhilwarawala , Mainak Bandyopadhyay

Diffusion models have recently gained state of the art performance on many image generation tasks. However, most models require significant computational resources to achieve this. This becomes apparent in the application of medical image…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Karan Jain , Mohammad Nayeem Teli

Detecting amyloid-$\beta$ (A$\beta$) positivity is crucial for early diagnosis of Alzheimer's disease but typically requires PET imaging, which is costly, invasive, and not widely accessible, limiting its use for population-level screening.…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Francesco Chiumento , Julia Dietlmeier , Ronan P. Killeen , Kathleen M. Curran , Noel E. O'Connor , Mingming Liu

This study proposes a deep learning-based framework for automated segmentation of brain regions and classification of amyloid positivity using positron emission tomography (PET) images alone, without the need for structural MRI or CT. A 3D…

图像与视频处理 · 电气工程与系统科学 2025-07-31 Penghan Zhu , Shurui Mei , Shushan Chen , Xiaobo Chu , Shanbo He , Ziyi Liu

In the field of clinical medicine, computed tomography (CT) is an effective medical imaging modality for the diagnosis of various pathologies. Compared with X-ray images, CT images can provide more information, including multi-planar slices…

图像与视频处理 · 电气工程与系统科学 2024-03-08 Jing Hu , Qinrui Fan , Shu Hu , Siwei Lyu , Xi Wu , Xin Wang

ResNet has been widely used in image classification tasks due to its ability to model the residual dependence of constant mappings for linear computation. However, the ResNet method adopts a unidirectional transfer of features and lacks an…

图像与视频处理 · 电气工程与系统科学 2025-06-09 Minglang Chen , Jie He , Caixu Xu , Bocheng Liang , Shengli Li , Guannan He , Xiongjie Tao

Accurate medical image segmentation is essential for diagnosis and treatment planning of diseases. Convolutional Neural Networks (CNNs) have achieved state-of-the-art performance for automatic medical image segmentation. However, they are…

图像与视频处理 · 电气工程与系统科学 2020-11-05 Ran Gu , Guotai Wang , Tao Song , Rui Huang , Michael Aertsen , Jan Deprest , Sébastien Ourselin , Tom Vercauteren , Shaoting Zhang

Accurate lesion segmentation in ultrasound images is essential for preventive screening and clinical diagnosis, yet remains challenging due to low contrast, blurry boundaries, and significant scale variations. Although existing deep…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Chen Wang , Yixin Zhu , Yongbin Zhu , Fengyuan Shi , Qi Li , Jun Wang , Zuozhu Liu , Keli Hu

Transformer-based methods have demonstrated impressive results in medical image restoration, attributed to the multi-head self-attention (MSA) mechanism in the spatial dimension. However, the majority of existing Transformers conduct…

图像与视频处理 · 电气工程与系统科学 2024-07-15 Zhiwen Yang , Haowei Chen , Ziniu Qian , Yang Zhou , Hui Zhang , Dan Zhao , Bingzheng Wei , Yan Xu

Diffusion models are proficient at generating high-quality images. They are however effective only when operating at the resolution used during training. Inference at a scaled resolution leads to repetitive patterns and structural…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Haosen Yang , Adrian Bulat , Isma Hadji , Hai X. Pham , Xiatian Zhu , Georgios Tzimiropoulos , Brais Martinez

In medical images, various types of lesions often manifest significant differences in their shape and texture. Accurate medical image segmentation demands deep learning models with robust capabilities in multi-scale and boundary feature…

图像与视频处理 · 电气工程与系统科学 2024-08-20 Zhenhuan Zhou , Along He , Yanlin Wu , Rui Yao , Xueshuo Xie , Tao Li

Moire pattern frequently appears in photographs captured with mobile devices and digital cameras, potentially degrading image quality. Despite recent advancements in computer vision, image demoire'ing remains a challenging task due to the…

计算机视觉与模式识别 · 计算机科学 2024-05-07 M Rakesh Reddy , Shubham Mandloi , Aman Kumar

Objective. Limited access to breast cancer diagnosis globally leads to delayed treatment. Ultrasound, an effective yet underutilized method, requires specialized training for sonographers, which hinders its widespread use. Approach. Volume…

图像与视频处理 · 电气工程与系统科学 2023-11-21 Donya Khaledyan , Thomas J. Marini , Avice OConnell , Steven Meng , Jonah Kan , Galen Brennan , Yu Zhao , Timothy M. Baran , Kevin J. Parker

Magnetic Resonance Imaging (MRI) is the most commonly used non-intrusive technique for medical image acquisition. Brain tumor segmentation is the process of algorithmically identifying tumors in brain MRI scans. While many approaches have…

图像与视频处理 · 电气工程与系统科学 2022-11-04 Jason Walsh , Alice Othmani , Mayank Jain , Soumyabrata Dev

To correct for respiratory motion in PET imaging, an interpretable and unsupervised deep learning technique, FlowNet-PET, was constructed. The network was trained to predict the optical flow between two PET frames from different breathing…

图像与视频处理 · 电气工程与系统科学 2022-08-04 Teaghan O'Briain , Carlos Uribe , Kwang Moo Yi , Jonas Teuwen , Ioannis Sechopoulos , Magdalena Bazalova-Carter