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Related papers: Disentangled PET Lesion Segmentation

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There has been growing research interest in using deep learning based method to achieve fully automated segmentation of lesion in Positron emission tomography computed tomography(PET CT) scans for the prognosis of various cancers. Recent…

Image and Video Processing · Electrical Eng. & Systems 2022-09-19 Jia Zhang , Yukun Huang , Zheng Zhang , Yuhang Shi

Automatic lesion detection and segmentation from [${}^{18}$F]FDG PET/CT scans is a challenging task, due to the diversity of shapes, sizes, FDG uptake and location they may present, besides the fact that physiological uptake is also present…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Yamila Rotstein Habarnau , Mauro Namías

In this study, we implemented a two-stage deep learning-based approach to segment lesions in PET/CT images for the AutoPET III challenge. The first stage utilized a DynUNet model for coarse segmentation, identifying broad regions of…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Reza Safdari , Mohammad Koohi-Moghaddam , Kyongtae Tyler Bae

The objective of this study was to develop a PET tumor-segmentation framework that addresses the challenges of limited spatial resolution, high image noise, and lack of clinical training data with ground-truth tumor boundaries in PET…

Prostate specific membrane antigen (PSMA) positron emission tomography/computed tomography (PET/CT) imaging provides a tremendously exciting frontier in visualization of prostate cancer (PCa) metastatic lesions. However, accurate…

Medical Physics · Physics 2024-12-05 Amirhosein Toosi , Sara Harsini , François Bénard , Carlos Uribe , Arman Rahmim

The performance of a computer-aided automated diagnosis system of lung cancer from Computed Tomography (CT) volumetric images greatly depends on the accurate detection and segmentation of tumor regions. In this paper, we present Recurrent…

Image and Video Processing · Electrical Eng. & Systems 2020-09-09 Uday Kamal , Abdul Muntakim Rafi , Rakibul Hoque , Jonathan Wu , Md. Kamrul Hasan

Deep neural networks (DNNs) have been widely adopted in brain lesion detection and segmentation. However, locating small lesions in 2D MRI slices is challenging, and requires to balance between the granularity of 3D context aggregation and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Haofeng Li , Junjia Huang , Guanbin Li , Zhou Liu , Yihong Zhong , Yingying Chen , Yunfei Wang , Xiang Wan

Lesion segmentation in PET/CT imaging is essential for precise tumor characterization, which supports personalized treatment planning and enhances diagnostic precision in oncology. However, accurate manual segmentation of lesions is…

Image and Video Processing · Electrical Eng. & Systems 2024-09-19 Hamza Kalisch , Fabian Hörst , Ken Herrmann , Jens Kleesiek , Constantin Seibold

Accurate and automated lesion segmentation in Positron Emission Tomography / Computed Tomography (PET/CT) imaging is essential for cancer diagnosis and therapy planning. This paper presents a Swin Transformer UNet 3D (SwinUNet3D) framework…

Image and Video Processing · Electrical Eng. & Systems 2026-01-07 Shovini Guha , Dwaipayan Nandi

Automated pathology segmentation remains a valuable diagnostic tool in clinical practice. However, collecting training data is challenging. Semi-supervised approaches by combining labelled and unlabelled data can offer a solution to data…

Image and Video Processing · Electrical Eng. & Systems 2020-09-09 Haochuan Jiang , Agisilaos Chartsias , Xinheng Zhang , Giorgos Papanastasiou , Scott Semple , Mark Dweck , David Semple , Rohan Dharmakumar , Sotirios A. Tsaftaris

Image segmentation is pivotal in medical image analysis, facilitating clinical diagnosis, treatment planning, and disease evaluation. Deep learning has significantly advanced automatic segmentation methodologies by providing superior…

Image and Video Processing · Electrical Eng. & Systems 2026-01-22 Zhengyong Huang , Ning Jiang , Xingwen Sun , Lihua Zhang , Peng Chen , Jens Domke , Yao Sui

Positron Emission Tomography (PET) /Computed Tomography (CT) is crucial for diagnosing, managing, and planning treatment for various cancers. Developing reliable deep learning models for the segmentation of tumor lesions in PET/CT scans in…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Tanya Chutani , Saikiran Bonthu , Pranab Samanta , Nitin Singhal

PET-CT lesion segmentation is challenging due to noise sensitivity, small and variable lesion morphology, and interference from physiological high-metabolic signals. Current mainstream approaches follow the practice of one network solving…

Image and Video Processing · Electrical Eng. & Systems 2025-07-11 Xinglong Liang , Jiaju Huang , Luyi Han , Tianyu Zhang , Xin Wang , Yuan Gao , Chunyao Lu , Lishan Cai , Tao Tan , Ritse Mann

Medical image segmentation is crucial for the development of computer-aided diagnostic and therapeutic systems, but still faces numerous difficulties. In recent years, the commonly used encoder-decoder architecture based on CNNs has been…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Davoud Saadati , Omid Nejati Manzari , Sattar Mirzakuchaki

Automated segmentation of cancerous lesions in PET/CT scans is a crucial first step in quantitative image analysis. However, training deep learning models for segmentation with high accuracy is particularly challenging due to the variations…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Shadab Ahamed

Automatic segmentation of tumor lesions is a critical initial processing step for quantitative PET/CT analysis. However, numerous tumor lesion with different shapes, sizes, and uptake intensity may be distributed in different anatomical…

Image and Video Processing · Electrical Eng. & Systems 2022-09-07 Shaonan Zhong , Junyang Mo , Zhantao Liu

Automated medical image segmentation is becoming increasingly crucial to modern clinical practice, driven by the growing demand for precise diagnosis, the push towards personalized treatment plans, and the advancements in machine learning…

Image and Video Processing · Electrical Eng. & Systems 2023-11-13 Tan-Hanh Pham , Xianqi Li , Kim-Doang Nguyen

This paper proposes an encoder-decoder network to disentangle shape features during 3D face reconstruction from single 2D images, such that the tasks of reconstructing accurate 3D face shapes and learning discriminative shape features for…

Computer Vision and Pattern Recognition · Computer Science 2018-04-02 Feng Liu , Ronghang Zhu , Dan Zeng , Qijun Zhao , Xiaoming Liu

An automatic evidential segmentation method based on Dempster-Shafer theory and deep learning is proposed to segment lymphomas from three-dimensional Positron Emission Tomography (PET) and Computed Tomography (CT) images. The architecture…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Ling Huang , Su Ruan , Pierre Decazes , Thierry Denoeux

The escalating global cancer burden underscores the critical need for precise diagnostic tools in oncology. This research employs deep learning to enhance lesion segmentation in PET/CT imaging, utilizing a dataset of 900 whole-body…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Jiayi Liu , Qiaoyi Xue , Youdan Feng , Tianming Xu , Kaixin Shen , Chuyun Shen , Yuhang Shi
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