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Magnetic Resonance Imaging (MRI) plays an important role in diagnosing the parotid tumor, where accurate segmentation of tumors is highly desired for determining appropriate treatment plans and avoiding unnecessary surgery. However, the…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Yifan Gao , Yin Dai , Fayu Liu , Weibing Chen , Lifu Shi

Accurate and robust segmentation of small organs in whole-body MRI is difficult due to anatomical variation and class imbalance. Recent deep network based approaches have demonstrated promising performance on abdominal multi-organ…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Vanya V. Valindria , Ioannis Lavdas , Juan Cerrolaza , Eric O. Aboagye , Andrea G. Rockall , Daniel Rueckert , Ben Glocker

Convolutional neural networks (CNNs) have achieved state-of-the-art performance for automatic medical image segmentation. However, they have not demonstrated sufficiently accurate and robust results for clinical use. In addition, they are…

This manuscript presents an image segmentation algorithm developed for the Cross-Organ and Cross-Scanner Adenocarcinoma Segmentation (COSAS 2024) challenge. We adopted an organ-stratified and scanner-stratified approach to train multiple…

计算机视觉与模式识别 · 计算机科学 2024-09-20 Huang Jiayan , Ji Zheng , Kuang Jinbo , Xu Shuoyu

In medical imaging, the heterogeneity of multi-centre data impedes the applicability of deep learning-based methods and results in significant performance degradation when applying models in an unseen data domain, e.g. a new centreor a new…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Hongwei Li , Timo Loehr , Anjany Sekuboyina , Jianguo Zhang , Benedikt Wiestler , Bjoern Menze

Our contribution is a unified cross-modality feature disentagling approach for multi-domain image translation and multiple organ segmentation. Using CT as the labeled source domain, our approach learns to segment multi-modal (T1-weighted…

图像与视频处理 · 电气工程与系统科学 2020-07-21 Jue Jiang , Harini Veeraraghavan

This paper presents a static electrical impedance tomography (EIT) technique that evaluates abdominal obesity by estimating the thickness of subcutaneous fat. EIT has a fundamental drawback for absolute admittivity imaging because of its…

数值分析 · 数学 2016-07-21 Habib Ammari , Hyeuknam Kwon , Seungri Lee , Jin Keun Seo

This study addresses the essential task of medical image segmentation, which involves the automatic identification and delineation of anatomical structures and pathological regions in medical images. Accurate segmentation is crucial in…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Seyedeh Sahar Taheri Otaghsara , Reza Rahmanzadeh

When delineating lesions from medical images, a human expert can always keep in mind the anatomical structure behind the voxels. However, although high-quality (though not perfect) anatomical information can be retrieved from computed…

图像与视频处理 · 电气工程与系统科学 2023-12-04 Rongzhao Zhang , Zhian Bai , Ruoying Yu , Wenrao Pang , Lingyun Wang , Lifeng Zhu , Xiaofan Zhang , Huan Zhang , Weiguo Hu

We propose to constrain segmentation functionals with a dimensionless, unbiased and position-independent shape compactness prior, which we solve efficiently with an alternating direction method of multipliers (ADMM). Involving a squared sum…

计算机视觉与模式识别 · 计算机科学 2017-05-18 Jose Dolz , Ismail Ben Ayed , Christian Desrosiers

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

Lack of large expert annotated MR datasets makes training deep learning models difficult. Therefore, a cross-modality (MR-CT) deep learning segmentation approach that augments training data using pseudo MR images produced by transforming…

计算机视觉与模式识别 · 计算机科学 2019-07-29 Jue Jiang , Yu-Chi Hu , Neelam Tyagi , Pengpeng Zhang , Andreas Rimner , Joseph O. Deasy , Harini Veeraraghavan

Recent advances in deep learning have greatly facilitated the automated segmentation of ultrasound images, which is essential for nodule morphological analysis. Nevertheless, most existing methods depend on extensive and precise annotations…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Xingyue Zhao , Zhongyu Li , Xiangde Luo , Peiqi Li , Peng Huang , Jianwei Zhu , Yang Liu , Jihua Zhu , Meng Yang , Shi Chang , Jun Dong

In the last few years, deep learning classifiers have shown promising results in image-based medical diagnosis. However, interpreting the outputs of these models remains a challenge. In cancer diagnosis, interpretability can be achieved by…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Kangning Liu , Yiqiu Shen , Nan Wu , Jakub Chłędowski , Carlos Fernandez-Granda , Krzysztof J. Geras

Accurate detection and segmentation of anatomical structures from ultrasound images are crucial for clinical diagnosis and biometric measurements. Although ultrasound imaging has been widely used with superiorities such as low cost and…

计算机视觉与模式识别 · 计算机科学 2016-07-08 Hao Chen , Yefeng Zheng , Jin-Hyeong Park , Pheng-Ann Heng , S. Kevin Zhou

Unsupervised anomaly detection (UAD) presents a complementary alternative to supervised learning for brain tumor segmentation in magnetic resonance imaging (MRI), particularly when annotated datasets are limited, costly, or inconsistent. In…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Gerard Comas-Quiles , Carles Garcia-Cabrera , Julia Dietlmeier , Noel E. O'Connor , Ferran Marques

Automated digital histopathology image segmentation is an important task to help pathologists diagnose tumors and cancer subtypes. For pathological diagnosis of cancer subtypes, pathologists usually change the magnification of whole-slide…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Hiroki Tokunaga , Yuki Teramoto , Akihiko Yoshizawa , Ryoma Bise

Accurate and robust abdominal multi-organ segmentation from CT imaging of different modalities is a challenging task due to complex inter- and intra-organ shape and appearance variations among abdominal organs. In this paper, we propose a…

图像与视频处理 · 电气工程与系统科学 2022-08-03 Minfeng Xu , Heng Guo , Jianfeng Zhang , Ke Yan , Le Lu

Medical image segmentation is particularly critical as a prerequisite for relevant quantitative analysis in the treatment of clinical diseases. For example, in clinical cervical cancer radiotherapy, after acquiring subabdominal MRI images,…

图像与视频处理 · 电气工程与系统科学 2023-06-30 Yu Xiao , Xin Yang , Sijuan Huang , Lihua Guo

Accurate training labels are a key component for multi-class medical image segmentation. Their annotation is costly and time-consuming because it requires domain expertise. This work aims to develop a dual-branch network and automatically…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Jianfei Liu , Christopher Parnell , Ronald M. Summers