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Denoising diffusion models have recently achieved state-of-the-art performance in many image-generation tasks. They do, however, require a large amount of computational resources. This limits their application to medical tasks, where we…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Florentin Bieder , Julia Wolleb , Alicia Durrer , Robin Sandkühler , Philippe C. Cattin

Current deep learning approaches for prostate cancer lesion segmentation achieve limited performance, with Dice scores of 0.32 or lower in large patient cohorts. To address this limitation, we investigate synthetic correlated diffusion…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Jarett Dewbury , Chi-en Amy Tai , Alexander Wong

Computational neuroimaging involves analyzing brain images or signals to provide mechanistic insights and predictive tools for human cognition and behavior. While diffusion models have shown stability and high-quality generation in natural…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Haokai Zhao , Haowei Lou , Lina Yao , Wei Peng , Ehsan Adeli , Kilian M Pohl , Yu Zhang

In this study, we introduce a generative model that can synthesize a large number of radiographical image/label pairs, and thus is asymptotically favorable to downstream activities such as segmentation in bio-medical image analysis.…

图像与视频处理 · 电气工程与系统科学 2023-04-20 Pham Ngoc Huy , Tran Minh Quan

Neuron segmentation in electron microscopy (EM) aims to reconstruct the complete neuronal connectome; however, current deep learning-based methods are limited by their reliance on large-scale training data and extensive, time-consuming…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Liuyun Jiang , Yanchao Zhang , Jinyue Guo , Yizhuo Lu , Ruining Zhou , Hua Han

Diffusion models have been used extensively for high quality image and video generation tasks. In this paper, we propose a novel conditional diffusion model with spatial attention and latent embedding (cDAL) for medical image segmentation.…

图像与视频处理 · 电气工程与系统科学 2025-02-21 Behzad Hejrati , Soumyanil Banerjee , Carri Glide-Hurst , Ming Dong

Accurate medical image segmentation is crucial for precise anatomical delineation. Deep learning models like U-Net have shown great success but depend heavily on large datasets and struggle with domain shifts, complex structures, and…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Hantao Zhang , Yuhe Liu , Jiancheng Yang , Weidong Guo , Xinyuan Wang , Pascal Fua

Recent advancements in deep learning for medical image segmentation are often limited by the scarcity of high-quality training data.While diffusion models provide a potential solution by generating synthetic images, their effectiveness in…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Jianhao Xie , Ziang Zhang , Zhenyu Weng , Yuesheng Zhu , Guibo Luo

Diffusion models have demonstrated significant potential in producing high-quality images in medical image translation to aid disease diagnosis, localization, and treatment. Nevertheless, current diffusion models have limited success in…

图像与视频处理 · 电气工程与系统科学 2024-11-26 Yunxiang Li , Hua-Chieh Shao , Xiaoxue Qian , You Zhang

Deep learning has achieved remarkable success in medical image segmentation, often reaching expert-level accuracy in delineating tumors and tissues. However, most existing approaches remain task-specific, showing strong performance on…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Fares Bougourzi , Fadi Dornaika , Abdenour Hadid

Image classification is a well-studied task in computer vision, and yet it remains challenging under high-uncertainty conditions, such as when input images are corrupted or training data are limited. Conventional classification approaches…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Omer Belhasin , Shelly Golan , Ran El-Yaniv , Michael Elad

The scarcity of publicly available medical imaging data limits the development of effective AI models. This work proposes a memory-efficient patch-wise denoising diffusion probabilistic model (DDPM) for generating synthetic medical images,…

图像与视频处理 · 电气工程与系统科学 2024-10-17 Kathrin Khadra , Utku Türkbey

Diffusion Probabilistic Models (DPMs) have demonstrated significant potential in 3D medical image segmentation tasks. However, their high computational cost and inability to fully capture global 3D contextual information limit their…

图像与视频处理 · 电气工程与系统科学 2025-04-17 Kangbo Ma

Diffusion Probabilistic Models have recently shown remarkable performance in generative image modeling, attracting significant attention in the computer vision community. However, while a substantial amount of diffusion-based research has…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yijun Yang , Huazhu Fu , Angelica I. Aviles-Rivero , Carola-Bibiane Schönlieb , Lei Zhu

Accurate dose distribution prediction is crucial in the radiotherapy planning. Although previous methods based on convolutional neural network have shown promising performance, they have the problem of over-smoothing, leading to prediction…

图像与视频处理 · 电气工程与系统科学 2024-10-31 Xin Liao , Zhenghao Feng , Jianghong Xiao , Xingchen Peng , Yan Wang

In data-scarce scenarios, deep learning models often overfit to noise and irrelevant patterns, which limits their ability to generalize to unseen samples. To address these challenges in medical image segmentation, we introduce Diff-UMamba,…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Dhruv Jain , Romain Modzelewski , Romain Herault , Clement Chatelain , Eva Torfeh , Sebastien Thureau

Deformable image registration aims to precisely align medical images from different modalities or times. Traditional deep learning methods, while effective, often lack interpretability, real-time observability and adjustment capacity during…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Yongtai Zhuo , Yiqing Shen

Semi-supervised learning utilizes insights from unlabeled data to improve model generalization, thereby reducing reliance on large labeled datasets. Most existing studies focus on limited samples and fail to capture the overall data…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Xiuzhen Guo , Lianyuan Yu , Ji Shi , Na Lei , Hongxiao Wang

Multi-center neuroimaging studies face technical variability due to batch differences across sites, which potentially hinders data aggregation and impacts study reliability.Recent efforts in neuroimaging harmonization have aimed to minimize…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Haoyu Lan , Bino A. Varghese , Nasim Sheikh-Bahaei , Farshid Sepehrband , Arthur W Toga , Jeiran Choupan

In medical image segmentation tasks, diffusion models have shown significant potential. However, mainstream diffusion models suffer from drawbacks such as multiple sampling times and slow prediction results. Recently, consistency models, as…

计算机视觉与模式识别 · 计算机科学 2024-05-16 Kejia Zhang , Lan Zhang , Haiwei Pan , Baolong Yu