中文
相关论文

相关论文: Interactive 3D Segmentation for Primary Gross Tumo…

200 篇论文

Tumor segmentation is a fundamental step for radiotherapy treatment planning. To define an accurate segmentation of the primary tumor (GTVp) of oropharyngeal cancer patients (OPC), simultaneous assessment of different image modalities is…

图像与视频处理 · 电气工程与系统科学 2023-03-08 Alessia De Biase , Nanna Maria Sijtsema , Lisanne van Dijk , Johannes A. Langendijk , Peter van Ooijen

Accurate segmentation of gross tumor volume (GTV) is essential for effective MRI-guided adaptive radiotherapy (MRgART) in head and neck cancer. However, manual segmentation of the GTV over the course of therapy is time-consuming and prone…

图像与视频处理 · 电气工程与系统科学 2024-12-03 Xin Tie , Weijie Chen , Zachary Huemann , Brayden Schott , Nuohao Liu , Tyler J. Bradshaw

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…

Radiotherapy is the main treatment modality for nasopharynx cancer. Delineation of Gross Target Volume (GTV) from medical images such as CT and MRI images is a prerequisite for radiotherapy. As manual delineation is time-consuming and…

图像与视频处理 · 电气工程与系统科学 2021-01-28 Haochen Mei , Wenhui Lei , Ran Gu , Shan Ye , Zhengwentai Sun , Shichuan Zhang , Guotai Wang

Gross tumor volume (GTV) segmentation is a critical step in esophageal cancer radiotherapy treatment planning. Inconsistencies across oncologists and prohibitive labor costs motivate automated approaches for this task. However, leading…

图像与视频处理 · 电气工程与系统科学 2019-09-09 Dakai Jin , Dazhou Guo , Tsung-Ying Ho , Adam P. Harrison , Jing Xiao , Chen-kan Tseng , Le Lu

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

Head and Neck (H\&N) organ-at-risk (OAR) and tumor segmentations are essential components of radiation therapy planning. The varying anatomic locations and dimensions of H\&N nodal Gross Tumor Volumes (GTVn) and H\&N primary gross tumor…

图像与视频处理 · 电气工程与系统科学 2022-11-01 Abhishek Srivastava , Debesh Jha , Bulent Aydogan , Mohamed E. Abazeed , Ulas Bagci

Accurate delineation of Gross Tumor Volume (GTV), Lymph Node Clinical Target Volume (LN CTV), and Organ-at-Risk (OAR) from Computed Tomography (CT) scans is essential for precise radiotherapy planning in Nasopharyngeal Carcinoma (NPC).…

The superior soft tissue differentiation provided by MRI may enable more accurate tumor segmentation compared to CT and PET, potentially enhancing adaptive radiotherapy treatment planning. The Head and Neck Tumor Segmentation for MR-Guided…

Nasopharyngeal Carcinoma (NPC) is a leading form of Head-and-Neck (HAN) cancer in the Arctic, China, Southeast Asia, and the Middle East/North Africa. Accurate segmentation of Organs-at-Risk (OAR) from Computed Tomography (CT) images with…

图像与视频处理 · 电气工程与系统科学 2021-02-04 Wenhui Lei , Haochen Mei , Zhengwentai Sun , Shan Ye , Ran Gu , Huan Wang , Rui Huang , Shichuan Zhang , Shaoting Zhang , Guotai Wang

For Head and Neck Cancers (HNC) patient management, automatic gross tumor volume (GTV) segmentation and accurate pre-treatment cancer recurrence prediction are of great importance to assist physicians in designing personalized management…

计算机视觉与模式识别 · 计算机科学 2022-09-26 Kai Wang , Yunxiang Li , Michael Dohopolski , Tao Peng , Weiguo Lu , You Zhang , Jing Wang

Background: The current clinical workflow for esophageal gross tumor volume (GTV) contouring relies on manual delineation of high labor-costs and interuser variability. Purpose: To validate the clinical applicability of a deep learning (DL)…

Deep learning has been widely used to analyze digitized hematoxylin and eosin (H&E)-stained histopathology whole slide images. Automated cancer segmentation using deep learning can be used to diagnose malignancy and to find novel…

图像与视频处理 · 电气工程与系统科学 2022-03-30 David Joon Ho , M. Herman Chui , Chad M. Vanderbilt , Jiwon Jung , Mark E. Robson , Chan-Sik Park , Jin Roh , Thomas J. Fuchs

Segmentations are crucial in medical imaging to obtain morphological, volumetric, and radiomics biomarkers. Manual segmentation is accurate but not feasible in the radiologist's clinical workflow, while automatic segmentation generally…

Radiation therapy (RT) is a vital part of treatment for head and neck cancer, where accurate segmentation of gross tumor volume (GTV) is essential for effective treatment planning. This study investigates the use of pre-RT tumor regions and…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Jintao Ren , Kim Hochreuter , Mathis Ersted Rasmussen , Jesper Folsted Kallehauge , Stine Sofia Korreman

In post-operative radiotherapy for prostate cancer, the cancerous prostate gland has been surgically removed, so the clinical target volume (CTV) to be irradiated encompasses the microscopic spread of tumor cells, which cannot be visualized…

Many deep learning based automated medical image segmentation systems, in reality, face difficulties in deployment due to the cost of massive data annotation and high latency in model iteration. We propose a dynamic interactive learning…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Mu Tian , Xiaohui Chen , Yi Gao

Background: Accurate segmentation of diffuse large B-cell lymphoma (DLBCL) lesions is challenging due to their complex patterns in medical imaging. Objective: This study aims to develop a precise segmentation method for DLBCL using…

图像与视频处理 · 电气工程与系统科学 2024-09-10 Huan Huang , Liheng Qiu , Shenmiao Yang , Longxi Li , Jiaofen Nan , Yanting Li , Chuang Han , Fubao Zhu , Chen Zhao , Weihua Zhou

Gross Target Volume (GTV) segmentation plays an irreplaceable role in radiotherapy planning for Nasopharyngeal Carcinoma (NPC). Despite that Convolutional Neural Networks (CNN) have achieved good performance for this task, they rely on a…

计算机视觉与模式识别 · 计算机科学 2021-06-07 Xiangde Luo , Wenjun Liao , Jieneng Chen , Tao Song , Yinan Chen , Shichuan Zhang , Nianyong Chen , Guotai Wang , Shaoting Zhang

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…

‹ 上一页 1 2 3 10 下一页 ›