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Anatomically guided PET reconstruction using MRI information has been shown to have the potential to improve PET image quality. However, these improvements are limited to PET scans with paired MRI information. In this work we employed a…

Beamforming in plane-wave imaging (PWI) is an essential step in creating images with optimal quality. Adaptive methods estimate the apodization weights from echo traces acquired by several transducer elements. Herein, we formulate…

图像与视频处理 · 电气工程与系统科学 2020-12-02 Sobhan Goudarzi , Amir Asif , Hassan Rivaz

Ultrasound is a widely accessible and cost-effective medical imaging tool commonly used for prenatal evaluation of the fetal brain. However, it has limitations, particularly in the third trimester, where the complexity of the fetal brain…

图像与视频处理 · 电气工程与系统科学 2025-04-04 Naomi Silverstein , Efrat Leibowitz , Ron Beloosesky , Haim Azhari

We propose a novel and unified method, measurement-conditioned denoising diffusion probabilistic model (MC-DDPM), for under-sampled medical image reconstruction based on DDPM. Different from previous works, MC-DDPM is defined in measurement…

图像与视频处理 · 电气工程与系统科学 2022-03-09 Yutong Xie , Quanzheng Li

Current multi-instance learning algorithms for pathology image analysis often require a substantial number of Whole Slide Images for effective training but exhibit suboptimal performance in scenarios with limited learning data. In clinical…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Linhao Qu , Dingkang Yang , Dan Huang , Qinhao Guo , Rongkui Luo , Shaoting Zhang , Xiaosong Wang

In histopathology, intelligent diagnosis of Whole Slide Images (WSIs) is essential for automating and objectifying diagnoses, reducing the workload of pathologists. However, diagnostic models often face the challenge of forgetting…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Weixi Zheng , Aoling Huang , Jingping Yuan , Haoyu Zhao , Zhou Zhao , Yongchao Xu , Thierry Géraud

The learning curve expresses the error rate of a predictive modeling procedure as a function of the sample size of the training dataset. It typically is a decreasing, convex function with a positive limiting value. An estimate of the…

应用统计 · 统计学 2012-03-14 Eric B. Laber , Kerby Shedden , Yang Yang

Northern Europe has the second highest mortality rate of melanoma globally. In 2020, the mortality rate of melanoma rose to 1.9 per 100 000 habitants. Melanoma prognosis is based on a pathologist's subjective visual analysis of the…

图像与视频处理 · 电气工程与系统科学 2023-03-13 Christopher Andreassen , Saul Fuster , Helga Hardardottir , Emiel A. M. Janssen , Kjersti Engan

Uplift modeling is a machine learning technique that aims to model treatment effects heterogeneity. It has been used in business and health sectors to predict the effect of a specific action on a given individual. Despite its advantages,…

机器学习 · 计算机科学 2017-04-20 Atef Shaar , Talel Abdessalem , Olivier Segard

Lupus nephritis (LN) is a severe complication of systemic lupus erythematosus that affects pediatric patients with significantly greater severity and worse renal outcomes compared to adults. Despite the urgent clinical need, predicting…

图像与视频处理 · 电气工程与系统科学 2026-03-09 Yuewen Huang , Zhitao Ye , Guangnan Feng , Fudan Zheng , Xia Gao , Yutong Lu

Hospital readmissions remain a challenge for healthcare systems, especially among patients with chronic conditions such as diabetes. Unplanned readmissions within 30 days are costly, strain hospital resources, and can indicate poor care…

人机交互 · 计算机科学 2026-03-24 Martin Sanchez , Nick Tran , Vuthea Chheang

Magnetic Resonance Spectroscopic Imaging (MRSI) is an essential tool for quantifying metabolites in the body, but the low spatial resolution limits its clinical applications. Deep learning-based super-resolution methods provided promising…

图像与视频处理 · 电气工程与系统科学 2022-07-22 Siyuan Dong , Gilbert Hangel , Eric Z. Chen , Shanhui Sun , Wolfgang Bogner , Georg Widhalm , Chenyu You , John A. Onofrey , Robin de Graaf , James S. Duncan

Recent advancements in computational pathology and artificial intelligence have significantly improved whole slide image (WSI) classification. However, the gigapixel resolution of WSIs and the scarcity of manual annotations present…

计算机视觉与模式识别 · 计算机科学 2024-08-26 Mingxi Ouyang , Yuqiu Fu , Renao Yan , ShanShan Shi , Xitong Ling , Lianghui Zhu , Yonghong He , Tian Guan

Medical imaging datasets often suffer from class imbalance and limited availability of pathology-rich cases, which constrains the performance of machine learning models for segmentation, classification, and vision-language tasks. To address…

图像与视频处理 · 电气工程与系统科学 2026-01-15 Fei Tan , Ashok Vardhan Addala , Bruno Astuto Arouche Nunes , Xucheng Zhu , Ravi Soni

Whole slide image (WSI) classification requires repetitive zoom-in and out for pathologists, as only small portions of the slide may be relevant to detecting cancer. Due to the lack of patch-level labels, multiple instance learning (MIL) is…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Seongho Keum , Sanghyun Kim , Soojeong Lee , Juho Lee

Mild cognitive impairment (MCI) is the prodromal stage of Alzheimer's disease (AD) and thus enrolling MCI subjects to undergo clinical trials is worthwhile. However, MCI groups usually show significant diversity and heterogeneity in the…

定量方法 · 定量生物学 2025-08-26 Muheng Shang , Jin Zhang , Junwei Han , Lei Du

Weighted model integration (WMI) is a very appealing framework for probabilistic inference: it allows to express the complex dependencies of real-world hybrid scenarios where variables are heterogeneous in nature (both continuous and…

人工智能 · 计算机科学 2019-10-01 Zhe Zeng , Fanqi Yan , Paolo Morettin , Antonio Vergari , Guy Van den Broeck

Prompt tuning, a parameter- and data-efficient transfer learning paradigm that tunes only a small number of parameters in a model's input space, has become a trend in the vision community since the emergence of large vision-language models…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Yuhang Zang , Wei Li , Kaiyang Zhou , Chen Huang , Chen Change Loy

Data augmentation plays a key role in modern machine learning pipelines. While numerous augmentation strategies have been studied in the context of computer vision and natural language processing, less is known for other data modalities.…

机器学习 · 统计学 2022-05-23 Elliott Gordon-Rodriguez , Thomas P. Quinn , John P. Cunningham

Stroke is a common disabling neurological condition that affects about one-quarter of the adult population over age 25; more than half of patients still have poor outcomes, such as permanent functional dependence or even death, after the…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Chia-Ling Tsai , Hui-Yun Su , Shen-Feng Sung , Wei-Yang Lin , Ying-Ying Su , Tzu-Hsien Yang , Man-Lin Mai