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Deep learning has revolutionized medical image segmentation, yet its full potential remains constrained by the paucity of annotated datasets. While diffusion models have emerged as a promising approach for generating synthetic image-mask…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Kunpeng Qiu , Zhiqiang Gao , Zhiying Zhou , Mingjie Sun , Yongxin Guo

In recent years, deep learning (DL) has shown great potential in the field of dermatological image analysis. However, existing datasets in this domain have significant limitations, including a small number of image samples, limited disease…

图像与视频处理 · 电气工程与系统科学 2024-04-23 Ashish Sinha , Jeremy Kawahara , Arezou Pakzad , Kumar Abhishek , Matthieu Ruthven , Enjie Ghorbel , Anis Kacem , Djamila Aouada , Ghassan Hamarneh

Synthesizing realistic and spatially precise anomalies is essential for enhancing the robustness of industrial anomaly detection systems. While recent diffusion-based methods have demonstrated strong capabilities in modeling complex defect…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Yanshu Wang , Xichen Xu , Xiaoning Lei , Guoyang Xie

This dissertation is devoted to provide advanced nonconvex nonsmooth variational models of (Magnetic Resonance Image) MRI reconstruction, efficient learnable image reconstruction algorithms and parameter training algorithms that improve the…

最优化与控制 · 数学 2023-03-06 Wanyu Bian

Purpose: To propose a domain-conditioned and temporal-guided diffusion modeling method, termed dynamic Diffusion Modeling (dDiMo), for accelerated dynamic MRI reconstruction, enabling diffusion process to characterize spatiotemporal…

图像与视频处理 · 电气工程与系统科学 2025-01-17 Liping Zhang , Iris Yuwen Zhou , Sydney B. Montesi , Li Feng , Fang Liu

Despite their impressive performance in various surgical scene understanding tasks, deep learning-based methods are frequently hindered from deploying to real-world surgical applications for various causes. Particularly, data collection,…

图像与视频处理 · 电气工程与系统科学 2023-06-29 An Wang , Mobarakol Islam , Mengya Xu , Hongliang Ren

Generative models have been applied in the medical imaging domain for various image recognition and synthesis tasks. However, a more controllable and interpretable image synthesis model is still lacking yet necessary for important…

图像与视频处理 · 电气工程与系统科学 2021-11-15 Jiarong Ye , Yuan Xue , Peter Liu , Richard Zaino , Keith Cheng , Xiaolei Huang

Modern biomedical image analysis using deep learning often encounters the challenge of limited annotated data. To overcome this issue, deep generative models can be employed to synthesize realistic biomedical images. In this regard, we…

图像与视频处理 · 电气工程与系统科学 2026-02-23 Yuli Wu , Weidong He , Dennis Eschweiler , Ningxin Dou , Zixin Fan , Shengli Mi , Peter Walter , Johannes Stegmaier

Generalization to previously unseen images with potential domain shifts and different styles is essential for clinically applicable medical image segmentation, and the ability to disentangle domain-specific and domain-invariant features is…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Ran Gu , Guotai Wang , Jiangshan Lu , Jingyang Zhang , Wenhui Lei , Yinan Chen , Wenjun Liao , Shichuan Zhang , Kang Li , Dimitris N. Metaxas , Shaoting Zhang

Despite the recent success in applying supervised deep learning to medical imaging tasks, the problem of obtaining large and diverse expert-annotated datasets required for the development of high performant models remains particularly…

计算机视觉与模式识别 · 计算机科学 2019-11-21 Amirata Ghorbani , Vivek Natarajan , David Coz , Yuan Liu

Reliable medical image classification requires accurate predictions and well-calibrated uncertainty estimates, especially in high-stakes clinical settings. This work presents MedSymmFlow, a generative-discriminative hybrid model built on…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Francisco Caetano , Lemar Abdi , Christiaan Viviers , Amaan Valiuddin , Fons van der Sommen

Diffusion magnetic resonance imaging is a noninvasive imaging technique that can indirectly infer the microstructure of tissues and provide metrics which are subject to normal variability across subjects. Potentially abnormal values or…

图像与视频处理 · 电气工程与系统科学 2020-08-28 Samuel St-Jean , Max A. Viergever , Alexander Leemans

Magnetic resonance (MR) imaging, including cardiac MR, is prone to domain shift due to variations in imaging devices and acquisition protocols. This challenge limits the deployment of trained AI models in real-world scenarios, where…

计算机视觉与模式识别 · 计算机科学 2025-08-11 Xin Ci Wong , Duygu Sarikaya , Kieran Zucker , Marc De Kamps , Nishant Ravikumar

Pathologists need to combine information from differently stained pathology slices for accurate diagnosis. Deformable image registration is a necessary technique for fusing multi-modal pathology slices. This paper proposes a hybrid deep…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Chulong Zhang , Yuming Jiang , Na Li , Zhicheng Zhang , Md Tauhidul Islam , Jingjing Dai , Lin Liu , Wenfeng He , Wenjian Qin , Jing Xiong , Yaoqin Xie , Xiaokun Liang

Denoising diffusion models have emerged as the go-to generative framework for solving inverse problems in imaging. A critical concern regarding these models is their performance on out-of-distribution tasks, which remains an under-explored…

计算机视觉与模式识别 · 计算机科学 2025-01-29 Riccardo Barbano , Alexander Denker , Hyungjin Chung , Tae Hoon Roh , Simon Arridge , Peter Maass , Bangti Jin , Jong Chul Ye

Diffusion MRI (dMRI) is an important neuroimaging technique with high acquisition costs. Deep learning approaches have been used to enhance dMRI and predict diffusion biomarkers through undersampled dMRI. To generate more comprehensive raw…

图像与视频处理 · 电气工程与系统科学 2024-07-11 Juanhua Zhang , Ruodan Yan , Alessandro Perelli , Xi Chen , Chao Li

Diffusion magnetic resonance imaging (diffusion MRI) is a non-invasive microstructure assessment technique. Scalar measures, such as FA (fractional anisotropy) and MD (mean diffusivity), quantifying micro-structural tissue properties can be…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Xuan Gu , Hans Knutsson , Markus Nilsson , Anders Eklund

A diffusion probabilistic model (DPM), which constructs a forward diffusion process by gradually adding noise to data points and learns the reverse denoising process to generate new samples, has been shown to handle complex data…

计算机视觉与模式识别 · 计算机科学 2023-10-16 Zhengxiong Luo , Dayou Chen , Yingya Zhang , Yan Huang , Liang Wang , Yujun Shen , Deli Zhao , Jingren Zhou , Tieniu Tan

Existing segmentation models trained on a single medical imaging dataset often lack robustness when encountering unseen organs or tumors. Developing a robust model capable of identifying rare or novel tumor categories not present during…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Rong Wu , Ziqi Chen , Liming Zhong , Heng Li , Hai Shu

Seismic imaging from sparsely acquired data faces challenges such as low image quality, discontinuities, and migration swing artifacts. Existing convolutional neural network (CNN)-based methods struggle with complex feature distributions…

地球物理 · 物理学 2024-08-01 Xingchen Shi , Shijun Cheng , Weijian Mao , Wei Ouyang