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Early diagnosis and analysis of lung cancer involve a precise and efficient lung nodule segmentation in computed tomography (CT) images. However, the anonymous shapes, visual features, and surroundings of the nodule in the CT image pose a…

图像与视频处理 · 电气工程与系统科学 2020-03-23 Nikhil Varma Keetha , Samson Anosh Babu P , Chandra Sekhara Rao Annavarapu

Liver tumor segmentation plays an important role in hepatocellular carcinoma diagnosis and surgical planning. In this paper, we propose a novel Semantic Feature Attention Network (SFAN) for liver tumor segmentation from Computed Tomography…

图像与视频处理 · 电气工程与系统科学 2019-11-04 Yao Zhang , Cheng Zhong , Yang Zhang , Zhongchao Shi , Zhiqiang He

Automatic segmentation of medical images with DL algorithms has proven to be highly successful. With most of these algorithms, inter-observer variation is an acknowledged problem, leading to sub-optimal results. This problem is even more…

Liver cancer has a high incidence rate, but primary healthcare settings often lack experienced doctors. Advances in large models and AI technologies offer potential assistance. This work aims to address limitations in liver cancer diagnosis…

医学物理 · 物理学 2024-06-27 Xuzhou Wu , Guangxin Li , Xing Wang , Zeyu Xu , Yingni Wang , Jianming Xian , Xueyu Wang , Gong Li , Kehong Yuan

Accurate delineation of pancreatic tumors is critical for diagnosis, treatment planning, and outcome assessment, yet automated segmentation remains challenging due to anatomical variability and limited dataset availability. In this study,…

计算机视觉与模式识别 · 计算机科学 2025-09-01 Keshav Jha , William Sharp , Dominic LaBella

Liver segmentation from abdominal CT images is an essential step for liver cancer computer-aided diagnosis and surgical planning. However, both the accuracy and robustness of existing liver segmentation methods cannot meet the requirements…

图像与视频处理 · 电气工程与系统科学 2021-07-20 Changfa Shi , Min Xian , Xiancheng Zhou , Haotian Wang , Heng-Da Cheng

Convolutional neural networks (CNNs) have achieved remarkable success in automatically segmenting organs or lesions on 3D medical images. Recently, vision transformer networks have exhibited exceptional performance in 2D image…

图像与视频处理 · 电气工程与系统科学 2022-07-18 Qiran Jia , Hai Shu

Accurate segmentation of kidneys and kidney tumors is an essential step for radiomic analysis as well as developing advanced surgical planning techniques. In clinical analysis, the segmentation is currently performed by clinicians from the…

图像与视频处理 · 电气工程与系统科学 2020-06-05 Wenshuai Zhao , Dihong Jiang , Jorge Peña Queralta , Tomi Westerlund

Colonoscopy is considered the most effective screening test to detect colorectal cancer (CRC) and its precursor lesions, i.e., polyps. However, the procedure experiences high miss rates due to polyp heterogeneity and inter-observer…

图像与视频处理 · 电气工程与系统科学 2023-03-15 Debesh Jha , Nikhil Kumar Tomar , Vanshali Sharma , Ulas Bagci

Accurate segmentation of prostate and surrounding organs at risk is important for prostate cancer radiotherapy treatment planning. We present a fully automated workflow for male pelvic CT image segmentation using deep learning. The…

Assessing cancer progression in liver CT scans is a clinical challenge, requiring a comparison of scans at different times for the same patient. Practitioners must identify existing tumors, compare them with prior exams, identify new…

图像与视频处理 · 电气工程与系统科学 2025-01-27 Walid Yassine , Martin Charachon , Céline Hudelot , Roberto Ardon

Segmentation in 3D scans is playing an increasingly important role in current clinical practice supporting diagnosis, tissue quantification, or treatment planning. The current 3D approaches based on convolutional neural networks usually…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Alexey Novikov , David Major , Maria Wimmer , Dimitrios Lenis , Katja Bühler

Precise segmentation of the liver is critical for computer-aided diagnosis such as pre-evaluation of the liver for living donor-based transplantation surgery. This task is challenging due to the weak boundaries of organs, countless…

图像与视频处理 · 电气工程与系统科学 2021-09-06 Supriti Mulay , Deepika G , Jeevakala S , Keerthi Ram , Mohanasankar Sivaprakasam

Segmentation is one of the most significant steps in image processing. Segmenting an image is a technique that makes it possible to separate a digital image into various areas based on the different characteristics of pixels in the image.…

图像与视频处理 · 电气工程与系统科学 2024-11-20 Sina Derakhshandeh , Ali Mahloojifar

Purpose Automated segmentation of anatomical structures in medical image analysis is a prerequisite for autonomous diagnosis as well as various computer and robot aided interventions. Recent methods based on deep convolutional neural…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Max-Heinrich Laves , Jens Bicker , Lüder A. Kahrs , Tobias Ortmaier

Multi-phase computed tomography (CT) images provide crucial complementary information for accurate liver tumor segmentation (LiTS). State-of-the-art multi-phase LiTS methods usually fused cross-phase features through phase-weighted…

图像与视频处理 · 电气工程与系统科学 2021-08-06 Yue Zhang , Chengtao Peng , Liying Peng , Huimin Huang , Ruofeng Tong , Lanfen Lin , Jingsong Li , Yen-Wei Chen , Qingqing Chen , Hongjie Hu , Zhiyi Peng

This report presents a normalization block for automated tumor segmentation in CT/PET scans, developed for the autoPET III Challenge. The key innovation is the introduction of the SineNormal, which applies periodic sine transformations to…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Jintao Ren , Muheng Li , Stine Sofia Korreman

Automated breast tumor segmentation on the basis of dynamic contrast-enhancement magnetic resonance imaging (DCE-MRI) has shown great promise in clinical practice, particularly for identifying the presence of breast disease. However,…

图像与视频处理 · 电气工程与系统科学 2024-08-13 Lei Zhou , Yuzhong Zhang , Jiadong Zhang , Xuejun Qian , Chen Gong , Kun Sun , Zhongxiang Ding , Xing Wang , Zhenhui Li , Zaiyi Liu , Dinggang Shen

Designing a lightweight and robust portrait segmentation algorithm is an important task for a wide range of face applications. However, the problem has been considered as a subset of the object segmentation problem and less handled in the…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Hyojin Park , Lars Lowe Sjösund , YoungJoon Yoo , Nicolas Monet , Jihwan Bang , Nojun Kwak

Tubular structure segmentation in medical images, e.g., segmenting vessels in CT scans, serves as a vital step in the use of computers to aid in screening early stages of related diseases. But automatic tubular structure segmentation in CT…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Yan Wang , Xu Wei , Fengze Liu , Jieneng Chen , Yuyin Zhou , Wei Shen , Elliot K. Fishman , Alan L. Yuille