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相关论文: Automatic Segmentation of Organs-at-Risk from Head…

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Radiation therapy (RT) is widely employed in the clinic for the treatment of head and neck (HaN) cancers. An essential step of RT planning is the accurate segmentation of various organs-at-risks (OARs) in HaN CT images. Nevertheless,…

图像与视频处理 · 电气工程与系统科学 2021-09-28 Zijie Chen , Cheng Li , Junjun He , Jin Ye , Diping Song , Shanshan Wang , Lixu Gu , Yu Qiao

This paper deals with segmentation of organs at risk (OAR) in head and neck area in CT images which is a crucial step for reliable intensity modulated radiotherapy treatment. We introduce a convolution neural network with encoder-decoder…

计算机视觉与模式识别 · 计算机科学 2018-12-07 Oldřich Kodym , Michal Španěl , Adam Herout

Target segmentation in CT images of Head&Neck (H&N) region is challenging due to low contrast between adjacent soft tissue. The SegRap 2023 challenge has been focused on benchmarking the segmentation algorithms of Nasopharyngeal Carcinoma…

图像与视频处理 · 电气工程与系统科学 2023-10-05 Mehdi Astaraki , Simone Bendazzoli , Iuliana Toma-Dasu

Accurate segmentation of organ at risk (OAR) play a critical role in the treatment planning of image guided radiation treatment of head and neck cancer. This segmentation task is challenging for both human and automatic algorithms because…

计算机视觉与模式识别 · 计算机科学 2019-10-14 Yueyue Wang , Liang Zhao , Zhijian Song , Manning Wang

Nasopharyngeal carcinoma (NPC) is a kind of malignant tumor. Accurate and automatic segmentation of organs at risk (OAR) of computed tomography (CT) images is clinically significant. In recent years, deep learning models represented by…

图像与视频处理 · 电气工程与系统科学 2021-12-30 Zexi Huang , Lihua Guo , Xin Yang , Sijuan Huang

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…

计算机视觉与模式识别 · 计算机科学 2019-05-21 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

Over half a million individuals are diagnosed with head and neck cancer each year worldwide. Radiotherapy is an important curative treatment for this disease, but it requires manual time consuming delineation of radio-sensitive organs at…

In radiotherapy planning, manual contouring is labor-intensive and time-consuming. Accurate and robust automated segmentation models improve the efficiency and treatment outcome. We aim to develop a novel hybrid deep learning approach,…

图像与视频处理 · 电气工程与系统科学 2022-01-19 Zhuangzhuang Zhang , Tianyu Zhao , Hiram Gay , Weixiong Zhang , Baozhou Sun

Automatic segmentation of head and neck tumors plays an important role in radiomics analysis. In this short paper, we propose an automatic segmentation method for head and neck tumors from PET and CT images based on the combination of…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Jun Ma , Xiaoping Yang

Organ at risk (OAR) segmentation is a crucial step for treatment planning and outcome determination in radiotherapy treatments of cancer patients. Several deep learning based segmentation algorithms have been developed in recent years,…

图像与视频处理 · 电气工程与系统科学 2022-02-07 Ilkin Isler , Curtis Lisle , Justin Rineer , Patrick Kelly , Damla Turgut , Jacob Ricci , Ulas Bagci

Purpose: To present a high-performing, robust, and flexible deep learning pipeline for automatic segmentation of 30 organs-at-risk (OARs) in head and neck (H&N) cancer patients, using MRI, CT, or both. Method: We trained a segmentation…

图像与视频处理 · 电气工程与系统科学 2025-09-08 Sébastien Quetin , Andrew Heschl , Mauricio Murillo , Rohit Murali , Piotr Pater , George Shenouda , Shirin A. Enger , Farhad Maleki

Precise delineation of organs at risk (OAR) is a crucial task in radiotherapy treatment planning, which aims at delivering high dose to the tumour while sparing healthy tissues. In recent years algorithms showed high performance and the…

计算机视觉与模式识别 · 计算机科学 2017-04-24 Tobias Fechter , Sonja Adebahr , Dimos Baltas , Ismail Ben Ayed , Christian Desrosiers , Jose Dolz

OAR segmentation is a critical step in radiotherapy of head and neck (H&N) cancer, where inconsistencies across radiation oncologists and prohibitive labor costs motivate automated approaches. However, leading methods using standard fully…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Dazhou Guo , Dakai Jin , Zhuotun Zhu , Tsung-Ying Ho , Adam P. Harrison , Chun-Hung Chao , Jing Xiao , Alan Yuille , Chien-Yu Lin , Le Lu

The accurate segmentation of organs-at-risk (OARs) in head and neck CT images is a critical step for radiation therapy of head and neck cancer patients. However, manual delineation for numerous OARs is time-consuming and laborious, even for…

图像与视频处理 · 电气工程与系统科学 2021-10-26 Shuai Wang , Theodore Yanagihara , Bhishamjit Chera , Colette Shen , Pew-Thian Yap , Jun Lian

Radiotherapy is a treatment where radiation is used to eliminate cancer cells. The delineation of organs-at-risk (OARs) is a vital step in radiotherapy treatment planning to avoid damage to healthy organs. For nasopharyngeal cancer, more…

图像与视频处理 · 电气工程与系统科学 2021-04-06 Yunhe Gao , Rui Huang , Yiwei Yang , Jie Zhang , Kainan Shao , Changjuan Tao , Yuanyuan Chen , Dimitris N. Metaxas , Hongsheng Li , Ming Chen

Radiation therapy is a primary and effective NasoPharyngeal Carcinoma (NPC) treatment strategy. The precise delineation of Gross Tumor Volumes (GTVs) and Organs-At-Risk (OARs) is crucial in radiation treatment, directly impacting patient…

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…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

Purpose: Segmentation of organs-at-risk (OARs) is a bottleneck in current radiation oncology pipelines and is often time consuming and labor intensive. In this paper, we propose an atlas-based semi-supervised registration algorithm to…

计算机视觉与模式识别 · 计算机科学 2019-11-26 Charles Huang , Masoud Badiei , Hyunseok Seo , Ming Ma , Xiaokun Liang , Dante Capaldi , Michael Gensheimer , Lei Xing

Automatic organ segmentation is an important yet challenging problem for medical image analysis. The pancreas is an abdominal organ with very high anatomical variability. This inhibits previous segmentation methods from achieving high…

计算机视觉与模式识别 · 计算机科学 2015-06-23 Holger R. Roth , Le Lu , Amal Farag , Hoo-Chang Shin , Jiamin Liu , Evrim Turkbey , Ronald M. Summers

Lung cancer is the leading cause of cancer related mortality by a significant margin. While new technologies, such as image segmentation, have been paramount to improved detection and earlier diagnoses, there are still significant…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Marguerite B. Basta , Sarfaraz Hussein , Hsiang Hsu , Flavio P. Calmon
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