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Automated segmentation of anatomical structures is a crucial step in image analysis. For lung segmentation in computed tomography, a variety of approaches exist, involving sophisticated pipelines trained and validated on different datasets.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-21 Johannes Hofmanninger , Florian Prayer , Jeanny Pan , Sebastian Rohrich , Helmut Prosch , Georg Langs

In this work, we propose an adversarial attack-based data augmentation method to improve the deep-learning-based segmentation algorithm for the delineation of Organs-At-Risk (OAR) in abdominal Computed Tomography (CT) to facilitate…

Image and Video Processing · Electrical Eng. & Systems 2023-02-28 Shaoyan Pan , Shao-Yuan Lo , Min Huang , Chaoqiong Ma , Jacob Wynne , Tonghe Wang , Tian Liu , Xiaofeng Yang

Most existing approaches to train a unified multi-organ segmentation model from several single-organ datasets require simultaneously access multiple datasets during training. In the real scenarios, due to privacy and ethics concerns, the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Yuhang Zhou , Xiaoman Zhang , Shixiang Feng , Ya Zhang , Yanfeng

Whole abdominal organ segmentation is important in diagnosing abdomen lesions, radiotherapy, and follow-up. However, oncologists' delineating all abdominal organs from 3D volumes is time-consuming and very expensive. Deep learning-based…

Image and Video Processing · Electrical Eng. & Systems 2023-02-14 Xiangde Luo , Wenjun Liao , Jianghong Xiao , Jieneng Chen , Tao Song , Xiaofan Zhang , Kang Li , Dimitris N. Metaxas , Guotai Wang , Shaoting Zhang

Accurate segmentation of multiple organs of the head, neck, chest, and abdomen from medical images is an essential step in computer-aided diagnosis, surgical navigation, and radiation therapy. In the past few years, with a data-driven…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Xiaoyu Liu , Linhao Qu , Ziyue Xie , Jiayue Zhao , Yonghong Shi , Zhijian Song

Organ segmentation of medical images is a key step in virtual imaging trials. However, organ segmentation datasets are limited in terms of quality (because labels cover only a few organs) and quantity (since case numbers are limited). In…

Image and Video Processing · Electrical Eng. & Systems 2022-03-07 Fakrul Islam Tushar , Husam Nujaim , Wanyi Fu , Ehsan Abadi , Maciej A. Mazurowski , Ehsan Samei , William P. Segars , Joseph Y. Lo

Multi-organ segmentation in whole-body computed tomography (CT) is a constant pre-processing step which finds its application in organ-specific image retrieval, radiotherapy planning, and interventional image analysis. We address this…

Computer Vision and Pattern Recognition · Computer Science 2019-08-15 Fernando Navarro , Suprosanna Shit , Ivan Ezhov , Johannes Paetzold , Andrei Gafita , Jan Peeken , Stephanie Combs , Bjoern Menze

U-Net has been widely used for segmenting abdominal organs, achieving promising performance. However, when it is used for multi-organ segmentation, first, it may be limited in exploiting global long-range contextual information due to the…

Image and Video Processing · Electrical Eng. & Systems 2024-11-05 Jin Yang , Daniel S. Marcus , Aristeidis Sotiras

Performing coarse-to-fine abdominal multi-organ segmentation facilitates to extract high-resolution segmentation minimizing the lost of spatial contextual information. However, current coarse-to-refine approaches require a significant…

Image and Video Processing · Electrical Eng. & Systems 2020-12-25 Ho Hin Lee , Yucheng Tang , Shunxing Bao , Richard G. Abramson , Yuankai Huo , Bennett A. Landman

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…

Image and Video Processing · Electrical Eng. & Systems 2022-08-03 Minfeng Xu , Heng Guo , Jianfeng Zhang , Ke Yan , Le Lu

Purpose: Automated distinct bone segmentation from CT scans is widely used in planning and navigation workflows. U-Net variants are known to provide excellent results in supervised semantic segmentation. However, in distinct bone…

Image and Video Processing · Electrical Eng. & Systems 2023-02-01 Eva Schnider , Julia Wolleb , Antal Huck , Mireille Toranelli , Georg Rauter , Magdalena Müller-Gerbl , Philippe C. Cattin

Human in-the-loop quality assurance (QA) is typically performed after medical image segmentation to ensure that the systems are performing as intended, as well as identifying and excluding outliers. By performing QA on large-scale,…

Image and Video Processing · Electrical Eng. & Systems 2019-11-14 Ho Hin Lee , Yucheng Tang , Olivia Tang , Yuchen Xu , Yunqiang Chen , Dashan Gao , Shizhong Han , Riqiang Gao , Michael R. Savona , Richard G. Abramson , Yuankai Huo , Bennett A. Landman

Segmentation of abdominal organs has been a comprehensive, yet unresolved, research field for many years. In the last decade, intensive developments in deep learning (DL) have introduced new state-of-the-art segmentation systems. In order…

Accurate segmentation of the pelvic CTs is crucial for the clinical diagnosis of pelvic bone diseases and for planning patient-specific hip surgeries. With the emergence and advancements of deep learning for digital healthcare, several…

Image and Video Processing · Electrical Eng. & Systems 2021-01-28 Prabhakara Subramanya Jois , Aniketh Manjunath , Thomas Fevens

Transfer learning leverages pre-trained model features from a large dataset to save time and resources when training new models for various tasks, potentially enhancing performance. Due to the lack of large datasets in the medical imaging…

Image and Video Processing · Electrical Eng. & Systems 2023-11-10 Gabriel Efrain Humpire-Mamani , Colin Jacobs , Mathias Prokop , Bram van Ginneken , Nikolas Lessmann

Automatic segmentation of organs-at-risk (OAR) in computed tomography (CT) is an essential part of planning effective treatment strategies to combat lung and esophageal cancer. Accurate segmentation of organs surrounding tumours helps…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

Accurate automatic segmentation of medical images typically requires large datasets with high-quality annotations, making it less applicable in clinical settings due to limited training data. One-shot segmentation based on learned…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 Xiangyu Zhao , Sheng Wang , Zhiyun Song , Zhenrong Shen , Linlin Yao , Haolei Yuan , Qian Wang , Lichi Zhang

Precise delineation of multiple organs or abnormal regions in the human body from medical images plays an essential role in computer-aided diagnosis, surgical simulation, image-guided interventions, and especially in radiotherapy treatment…

Image and Video Processing · Electrical Eng. & Systems 2024-11-19 Shiman Li , Haoran Wang , Yucong Meng , Chenxi Zhang , Zhijian Song

Accurate segmentation for medical images is important for clinical diagnosis. Existing automatic segmentation methods are mainly based on fully supervised learning and have an extremely high demand for precise annotations, which are very…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

Annotating medical images demands significant time and expertise, often requiring pathologists to invest hundreds of hours in labeling mammary epithelial nuclei datasets. We address this critical challenge by achieving 95.5% Dice score…

Artificial Intelligence · Computer Science 2025-12-03 Varun Kumar Dasoju , Qingsu Cheng , Zeyun Yu