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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

Automated medical image segmentation plays an important role in many clinical applications, which however is a very challenging task, due to complex background texture, lack of clear boundary and significant shape and texture variation…

图像与视频处理 · 电气工程与系统科学 2020-10-26 Qikui Zhu , Liang Li , Jiangnan Hao , Yunfei Zha , Yan Zhang , Yanxiang Cheng , Fei Liao , Pingxiang Li

Pancreas segmentation in computed tomography imaging has been historically difficult for automated methods because of the large shape and size variations between patients. In this work, we describe a custom-build 3D fully convolutional…

计算机视觉与模式识别 · 计算机科学 2018-03-15 Holger Roth , Masahiro Oda , Natsuki Shimizu , Hirohisa Oda , Yuichiro Hayashi , Takayuki Kitasaka , Michitaka Fujiwara , Kazunari Misawa , Kensaku Mori

Automatic and accurate polyp segmentation plays an essential role in early colorectal cancer diagnosis. However, it has always been a challenging task due to 1) the diverse shape, size, brightness and other appearance characteristics of…

图像与视频处理 · 电气工程与系统科学 2023-01-13 Ruifei Zhang , Peiwen Lai , Xiang Wan , De-Jun Fan , Feng Gao , Xiao-Jian Wu , Guanbin Li

Brain tumor segmentation models have aided diagnosis in recent years. However, they face MRI complexity and variability challenges, including irregular shapes and unclear boundaries, leading to noise, misclassification, and incomplete…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Ruoxin Wang , Tianyi Tang , Haiming Du , Yuxuan Cheng , Yu Wang , Lingjie Yang , Xiaohui Duan , Yunfang Yu , Yu Zhou , Donglong Chen

Automated delineation of COVID-19 lesions from lung CT scans aids the diagnosis and prognosis for patients. The asymmetric shapes and positioning of the infected regions make the task extremely difficult. Capturing information at multiple…

图像与视频处理 · 电气工程与系统科学 2022-10-28 Pallabi Dutta , Sushmita Mitra

Despite the growing success of Convolution neural networks (CNN) in the recent past in the task of scene segmentation, the standard models lack some of the important features that might result in sub-optimal segmentation outputs. The widely…

计算机视觉与模式识别 · 计算机科学 2020-09-16 Soham Chattopadhyay , Hritam Basak

Purpose: This paper proposes a new network framework called EAR-U-Net, which leverages EfficientNetB4, attention gate, and residual learning techniques to achieve automatic and accurate liver segmentation. Methods: The proposed method is…

图像与视频处理 · 电气工程与系统科学 2021-10-05 Jinke Wang , Xiangyang Zhang , Peiqing Lv , Lubiao Zhou , Haiying Wang

The accurate segmentation of multiple types of lesions from adjacent tissues in medical images is significant in clinical practice. Convolutional neural networks (CNNs) based on the coarse-to-fine strategy have been widely used in this…

图像与视频处理 · 电气工程与系统科学 2021-10-12 Xiangyu Zhao , Peng Zhang , Fan Song , Chenbin Ma , Guangda Fan , Yangyang Sun , Youdan Feng , Guanglei Zhang

Manually inspecting polyps from a colonoscopy for colorectal cancer or performing a biopsy on skin lesions for skin cancer are time-consuming, laborious, and complex procedures. Automatic medical image segmentation aims to expedite this…

图像与视频处理 · 电气工程与系统科学 2023-06-27 Akib Mohammed Khan , Alif Ashrafee , Fahim Shahriar Khan , Md. Bakhtiar Hasan , Md. Hasanul Kabir

Accurate segmentation of abdominal adipose tissue, including subcutaneous (SAT) and visceral adipose tissue (VAT), along with liver segmentation, is essential for understanding body composition and associated health risks such as type 2…

图像与视频处理 · 电气工程与系统科学 2025-04-17 Mansoor Hayat , Supavadee Aramvith , Subrata Bhattacharjee , Nouman Ahmad

Object segmentation and structure localization are important steps in automated image analysis pipelines for microscopy images. We present a convolution neural network (CNN) based deep learning architecture for segmentation of objects in…

计算机视觉与模式识别 · 计算机科学 2019-01-24 Shan E Ahmed Raza , Linda Cheung , Muhammad Shaban , Simon Graham , David Epstein , Stella Pelengaris , Michael Khan , Nasir M. Rajpoot

Pap smear testing has been widely used for detecting cervical cancers based on the morphology properties of cell nuclei in microscopic image. An accurate nuclei segmentation could thus improve the success rate of cervical cancer screening.…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Jie Zhao , Quanzheng Li , Xiang Li , Hongfeng Li , Li Zhang

Automated detection of curvilinear structures, e.g., blood vessels or nerve fibres, from medical and biomedical images is a crucial early step in automatic image interpretation associated to the management of many diseases. Precise…

图像与视频处理 · 电气工程与系统科学 2020-10-20 Lei Mou , Yitian Zhao , Huazhu Fu , Yonghuai Liu , Jun Cheng , Yalin Zheng , Pan Su , Jianlong Yang , Li Chen , Alejandro F Frang , Masahiro Akiba , Jiang Liu

This study addresses critical gaps in automated lymphoma segmentation from PET/CT images, focusing on issues often overlooked in existing literature. While deep learning has been applied for lymphoma lesion segmentation, few studies…

Deep neural networks have demonstrated very promising performance on accurate segmentation of challenging organs (e.g., pancreas) in abdominal CT and MRI scans. The current deep learning approaches conduct pancreas segmentation by…

计算机视觉与模式识别 · 计算机科学 2017-07-19 Jinzheng Cai , Le Lu , Yuanpu Xie , Fuyong Xing , Lin Yang

Multimodal positron emission tomography-computed tomography (PET-CT) is used routinely in the assessment of cancer. PET-CT combines the high sensitivity for tumor detection with PET and anatomical information from CT. Tumor segmentation is…

图像与视频处理 · 电气工程与系统科学 2022-06-13 Xiaohang Fu , Lei Bi , Ashnil Kumar , Michael Fulham , Jinman Kim

Postoperative prognostic prediction for colorectal cancer liver metastasis (CRLM) remains challenging due to tumor heterogeneity, dynamic evolution of the hepatic microenvironment, and insufficient multimodal data fusion. To address these…

图像与视频处理 · 电气工程与系统科学 2025-03-14 Zesheng Li , Wei Yang , Yan Su , Yiran Zhu , Yuhan Tang , Haoran Chen , Chengchang Pan , Honggang Qi

The irregular and challenging characteristics of lung adenocarcinoma nodules in computed tomography (CT) images complicate staging diagnosis, making accurate segmentation critical for clinicians to extract detailed lesion information. In…

图像与视频处理 · 电气工程与系统科学 2024-11-20 Yuke Wu , Xiang Liu , Yunyu Shi , Xinyi Chen , Zhenglei Wang , YuQing Xu , Shuo Hong Wang

This paper proposes a 3D attention-based U-Net architecture for multi-region segmentation of brain tumors using a single stacked multi-modal volume created by combining three non-native MRI volumes. The attention mechanism added to the…

图像与视频处理 · 电气工程与系统科学 2023-05-11 Maryann M. Gitonga