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Clinical decision-making in radiology increasingly benefits from artificial intelligence (AI), particularly through large language models (LLMs). However, traditional retrieval-augmented generation (RAG) systems for radiology question…

In fully sampled cardiac MR (CMR) acquisitions, motion can lead to corruption of k-space lines, which can result in artefacts in the reconstructed images. In this paper, we propose a method to automatically detect and correct motion-related…

图像与视频处理 · 电气工程与系统科学 2019-06-14 lkay Oksuz , James Clough , Bram Ruijsink , Esther Puyol-Anton , Aurelien Bustin , Gastao Cruz , Claudia Prieto , Daniel Rueckert , Andrew P. King , Julia A. Schnabel

Consistency regularization and pseudo labeling-based semi-supervised methods perform co-training using the pseudo labels from multi-view inputs. However, such co-training models tend to converge early to a consensus, degenerating to the…

计算机视觉与模式识别 · 计算机科学 2023-05-29 Zhiqiang Shen , Peng Cao , Hua Yang , Xiaoli Liu , Jinzhu Yang , Osmar R. Zaiane

Magnetic Resonance Imaging (MRI) represents an important diagnostic modality; however, its inherently slow acquisition process poses challenges in obtaining fully-sampled $k$-space data under motion. In the absence of fully-sampled…

图像与视频处理 · 电气工程与系统科学 2024-12-23 George Yiasemis , Nikita Moriakov , Clara I. Sánchez , Jan-Jakob Sonke , Jonas Teuwen

Well-annotated medical images are costly and sometimes even impossible to acquire, hindering landmark detection accuracy to some extent. Semi-supervised learning alleviates the reliance on large-scale annotated data by exploiting the…

计算机视觉与模式识别 · 计算机科学 2021-11-30 Runnan Chen , Yuexin Ma , Lingjie Liu , Nenglun Chen , Zhiming Cui , Guodong Wei , Wenping Wang

Process optimization for metal additive manufacturing (AM) is crucial to ensure repeatability, control microstructure, and minimize defects. Despite efforts to address this via the traditional design of experiments and statistical process…

机器学习 · 计算机科学 2022-11-18 Susheel Dharmadhikari , Nandana Menon , Amrita Basak

In this paper, we solve the sample shortage problem in the human parsing task. We begin with the self-learning strategy, which generates pseudo-labels for unlabeled data to retrain the model. However, directly using noisy pseudo-labels will…

计算机视觉与模式识别 · 计算机科学 2020-04-20 Tao Li , Zhiyuan Liang , Sanyuan Zhao , Jiahao Gong , Jianbing Shen

Purpose: Deep learning-based MRI artifact correction methods often demonstrate poor generalization to clinical data. This limitation largely stems from the inability of deep learning models in reliably distinguishing motion artifacts from…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Ziheng Guo , Danqun Zheng , Shuai Li , Chengwei Chen , Boyang Pan , Xuezhou Li , Ziqin Yu , Langdi Zhong , Chenwei Shao , Yun Bian , Nan-Jie Gong

Background: Accelerated real-time cine (RT-Cine) imaging enables cardiac function assessment without the need for breath-holding. However, when performed during in-magnet exercise, RT-Cine images may exhibit significant motion artifacts.…

信号处理 · 电气工程与系统科学 2024-05-28 Chong Chen , Yingmin Liu , Yu Ding , Matthew Tong , Preethi Chandrasekaran , Christopher Crabtree , Syed M. Arshad , Yuchi Han , Rizwan Ahmad

Developing a deep learning method for medical segmentation tasks heavily relies on a large amount of labeled data. However, the annotations require professional knowledge and are limited in number. Recently, semi-supervised learning has…

图像与视频处理 · 电气工程与系统科学 2023-12-05 Wanqin Ma , Huifeng Yao , Yiqun Lin , Jiarong Guo , Xiaomeng Li

Traditional model-based image reconstruction (MBIR) methods combine forward and noise models with simple object priors. Recent application of deep learning methods for image reconstruction provides a successful data-driven approach to…

图像与视频处理 · 电气工程与系统科学 2022-05-20 Ling Chen , Zhishen Huang , Yong Long , Saiprasad Ravishankar

Low-dose computed tomography (LDCT) aims to minimize the radiation exposure to patients while maintaining diagnostic image quality. However, traditional CT reconstruction algorithms often struggle with the ill-posed nature of the problem,…

图像与视频处理 · 电气工程与系统科学 2024-10-17 Daisy Chen

Sparse-view computed tomography (CT) enables fast and low-dose CT imaging, an essential feature for patient-save medical imaging and rapid non-destructive testing. In sparse-view CT, only a few projection views are acquired, causing…

图像与视频处理 · 电气工程与系统科学 2024-02-28 Nadja Gruber , Johannes Schwab , Elke Gizewski , Markus Haltmeier

Motion artifacts in Magnetic Resonance Imaging (MRI) arise due to relatively long acquisition times and can compromise the clinical utility of acquired images. Traditional motion correction methods often fail to address severe motion,…

图像与视频处理 · 电气工程与系统科学 2024-07-04 Ziad Al-Haj Hemidi , Christian Weihsbach , Mattias P. Heinrich

Deep learning methods have become the state of the art for undersampled MR reconstruction. Particularly for cases where it is infeasible or impossible for ground truth, fully sampled data to be acquired, self-supervised machine learning…

Multimodal Large Language Models (MLLMs) have shown strong potential for radiology report generation, yet their clinical translation is hindered by architectural heterogeneity and the prevalence of factual hallucinations. Standard…

机器学习 · 计算机科学 2026-01-13 Kun Zhao , Siyuan Dai , Pan Wang , Jifeng Song , Hui Ji , Chenghua Lin , Liang Zhan , Haoteng Tang

Supervised deep-learning (SDL) techniques with paired training datasets have been widely studied for X-ray computed tomography (CT) image reconstruction. However, due to the difficulties of obtaining paired training datasets in clinical…

图像与视频处理 · 电气工程与系统科学 2025-01-06 Gaofeng Chen , Yaoduo Zhang , Li Huang , Pengfei Wang , Wenyu Zhang , Dong Zeng , Jianhua Ma , Ji He

High-level Computer-Aided Process Planning (CAPP) generates manufacturing process plans from part specifications. It suffers from limited dataset availability in industry, reducing model generalization. We propose a semi-supervised learning…

Segmenting anatomical structures in medical images has been successfully addressed with deep learning methods for a range of applications. However, this success is heavily dependent on the quality of the image that is being segmented. A…

图像与视频处理 · 电气工程与系统科学 2020-07-06 Ilkay Oksuz , James R. Clough , Bram Ruijsink , Esther Puyol Anton , Aurelien Bustin , Gastao Cruz , Claudia Prieto , Andrew P. King , Julia A. Schnabel

Recursive learning -- where models are trained on data generated by previous versions of themselves -- is increasingly common in large language models, autonomous agents, and self-supervised systems. However, standard performance metrics…

机器学习 · 计算机科学 2026-05-20 Zhipeng Zhang