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Related papers: 3D PETCT Tumor Lesion Segmentation via GCN Refinem…

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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

Cancer of the brain is deadly and requires careful surgical segmentation. The brain tumors were segmented using U-Net using a Convolutional Neural Network (CNN). When looking for overlaps of necrotic, edematous, growing, and healthy tissue,…

Image and Video Processing · Electrical Eng. & Systems 2023-01-18 MD Abdullah Al Nasim , Abdullah Al Munem , Maksuda Islam , Md Aminul Haque Palash , MD. Mahim Anjum Haque , Faisal Muhammad Shah

Recent progress in automated PET/CT lesion segmentation using deep learning methods has demonstrated the feasibility of this task. However, tumor lesion detection and segmentation in whole-body PET/CT is still a chal-lenging task. To…

Image and Video Processing · Electrical Eng. & Systems 2023-02-27 Satoshi Kondo , Satoshi Kasai

There has been a steady increase in the incidence of skin cancer worldwide, with a high rate of mortality. Early detection and segmentation of skin lesions are crucial for timely diagnosis and treatment, necessary to improve the survival…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

Colorectal cancer (CRC) is among the top three malignant tumor types in terms of morbidity and mortality. Histopathological images are the gold standard for diagnosing colon cancer. Cellular nuclei instance segmentation and classification,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-29 Liangrui Pan , Lian Wang , Zhichao Feng , Zhujun Xu , Liwen Xu , Shaoliang Peng

A brain tumor, whether benign or malignant, can potentially be life threatening and requires painstaking efforts in order to identify the type, origin and location, let alone cure one. Manual segmentation by medical specialists can be…

Image and Video Processing · Electrical Eng. & Systems 2023-05-02 Ayan Gupta , Mayank Dixit , Vipul Kumar Mishra , Attulya Singh , Atul Dayal

Various imaging artifacts, low signal-to-noise ratio, and bone surfaces appearing several millimeters in thickness have hindered the success of ultrasound (US) guided computer assisted orthopedic surgery procedures. In this work, a…

Computer Vision and Pattern Recognition · Computer Science 2018-06-27 Puyang Wang , Vishal M. Patel , Ilker Hacihaliloglu

Colorectal cancer is a leading cause of death worldwide. However, early diagnosis dramatically increases the chances of survival, for which it is crucial to identify the tumor in the body. Since its imaging uses high-resolution techniques,…

Image and Video Processing · Electrical Eng. & Systems 2021-03-18 Nisarg A. Shah , Divij Gupta , Romil Lodaya , Ujjwal Baid , Sanjay Talbar

Precise automated delineation of post-operative gross tumor volume in glioblastoma cases is challenging and time-consuming owing to the presence of edema and the deformed brain tissue resulting from the surgical tumor resection. To develop…

Accurate identification and localisation of brain tumours from medical images remain challenging due to tumour variability and structural complexity. Convolutional Neural Networks (CNNs), particularly ResNet and Unet, have made significant…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Peixin Dai , Jingsi Zhang , Zhitao Shu

In this paper, we propose an automatic brain tumor segmentation approach (e.g., PixelNet) using a pixel-level convolutional neural network (CNN). The model extracts feature from multiple convolutional layers and concatenate them to form a…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Mobarakol Islam , Hongliang Ren

When employing deep neural networks (DNNs) for semantic segmentation in safety-critical applications like automotive perception or medical imaging, it is important to estimate their performance at runtime, e.g. via uncertainty estimates or…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Edgar Heinert , Stephan Tilgner , Timo Palm , Matthias Rottmann

Convolutional Neural Networks (CNNs) have demonstrated state-of-the-art performance in medical image segmentation tasks. A common feature in most top-performing CNNs is an encoder-decoder architecture inspired by the U-Net. For multi-region…

Image and Video Processing · Electrical Eng. & Systems 2022-06-07 Syed Talha Bukhari , Hassan Mohy-ud-Din

For the last three years, the AutoPET competition gathered the medical imaging community around a hot topic: lesion segmentation on Positron Emitting Tomography (PET) scans. Each year a different aspect of the problem is presented; in 2024…

Image and Video Processing · Electrical Eng. & Systems 2025-09-05 Zacharia Mesbah , Léo Mottay , Romain Modzelewski , Pierre Decazes , Sébastien Hapdey , Su Ruan , Sébastien Thureau

This article presents a convolutional neural network for the automatic segmentation of brain tumors in multimodal 3D MR images based on a U-net architecture.We evaluate the use of a densely connected convolutional network encoder (DenseNet)…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Jean Stawiaski

Computed tomography (CT) is increasingly being used for cancer screening, such as early detection of lung cancer. However, CT studies have varying pixel spacing due to differences in acquisition parameters. Thick slice CTs have lower…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 Meng Li , Shiwen Shen , Wen Gao , William Hsu , Jason Cong

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…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Jintao Ren , Kim Hochreuter , Mathis Ersted Rasmussen , Jesper Folsted Kallehauge , Stine Sofia Korreman

A major challenge in brain tumor treatment planning and quantitative evaluation is determination of the tumor extent. The noninvasive magnetic resonance imaging (MRI) technique has emerged as a front-line diagnostic tool for brain tumors…

Computer Vision and Pattern Recognition · Computer Science 2017-06-06 Hao Dong , Guang Yang , Fangde Liu , Yuanhan Mo , Yike Guo

Deep learning has quickly become the weapon of choice for brain lesion segmentation. However, few existing algorithms pre-configure any biological context of their chosen segmentation tissues, and instead rely on the neural network's…

Computer Vision and Pattern Recognition · Computer Science 2017-09-12 Andrew Beers , Ken Chang , James Brown , Emmett Sartor , CP Mammen , Elizabeth Gerstner , Bruce Rosen , Jayashree Kalpathy-Cramer
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