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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 localization of teeth and segmentation of periapical lesions in cone-beam computed tomography (CBCT) images are crucial tasks for clinical diagnosis and treatment planning, which are often time-consuming and require a high level of…

Image and Video Processing · Electrical Eng. & Systems 2023-12-20 Arnela Hadzic , Barbara Kirnbauer , Darko Stern , Martin Urschler

Accurate, automated lesion detection in Computed Tomography (CT) is an important yet challenging task due to the large variation of lesion types, sizes, locations and appearances. Recent work on CT lesion detection employs two-stage region…

Image and Video Processing · Electrical Eng. & Systems 2019-06-07 Martin Zlocha , Qi Dou , Ben Glocker

Bone segmentation from CT images is a task that has been worked on for decades. It is an important ingredient to several diagnostics or treatment planning approaches and relevant to various diseases. As high-quality manual and…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 André Klein , Jan Warszawski , Jens Hillengaß , Klaus H. Maier-Hein

Purpose: We propose a deep learning-based computer-aided detection (CADe) method to detect breast lesions in ultrafast DCE-MRI sequences. This method uses both the three-dimensional spatial information and temporal information obtained from…

Image and Video Processing · Electrical Eng. & Systems 2021-11-12 Fazael Ayatollahi , Shahriar B. Shokouhi , Ritse M. Mann , Jonas Teuwen

Skin lesion detection in dermoscopic images is essential in the accurate and early diagnosis of skin cancer by a computerized apparatus. Current skin lesion segmentation approaches show poor performance in challenging circumstances such as…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Huiyu Zhou

One of the most challenges in medical imaging is the lack of data and annotated data. It is proven that classical segmentation methods such as U-NET are useful but still limited due to the lack of annotated data. Using a weakly supervised…

Image and Video Processing · Electrical Eng. & Systems 2020-03-20 Amine Amyar , Romain Modzelewski , Pierre Vera , Vincent Morard , Su Ruan

As an essential indicator for cancer progression and treatment response, tumor size is often measured following the response evaluation criteria in solid tumors (RECIST) guideline in CT slices. By marking each lesion with its longest axis…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Lianyu Zhou , Dong Wei , Donghuan Lu , Wei Xue , Liansheng Wang , Yefeng Zheng

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

We propose a fully-automated method for accurate and robust detection and segmentation of potentially cancerous lesions found in the liver and in lymph nodes. The process is performed in three steps, including organ detection, lesion…

Computer Vision and Pattern Recognition · Computer Science 2017-03-21 Assaf Hoogi , John W. Lambert , Yefeng Zheng , Dorin Comaniciu , Daniel L. Rubin

Accurate segmentation of lesions in longitudinal whole-body CT is essential for monitoring disease progression and treatment response. While automated methods benefit from incorporating longitudinal information, they remain limited in their…

Image and Video Processing · Electrical Eng. & Systems 2025-09-03 Yannick Kirchhoff , Maximilian Rokuss , Fabian Isensee , Klaus H. Maier-Hein

One of the essential tasks in medical image analysis is segmentation and accurate detection of borders. Lesion segmentation in skin images is an essential step in the computerized detection of skin cancer. However, many of the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Ebrahim Nasr-Esfahani , Shima Rafiei , Mohammad H. Jafari , Nader Karimi , James S. Wrobel , S. M. Reza Soroushmehr , Shadrokh Samavi , Kayvan Najarian

Osteoporosis induced fractures occur worldwide about every 3 seconds. Vertebral compression fractures are early signs of the disease and considered risk predictors for secondary osteoporotic fractures. We present a detection method to…

Image and Video Processing · Electrical Eng. & Systems 2019-11-06 Joeri Nicolaes , Steven Raeymaeckers , David Robben , Guido Wilms , Dirk Vandermeulen , Cesar Libanati , Marc Debois

Magnetic resonance imaging (MRI) is an effective imaging modality for identifying and localizing breast lesions in women. Accurate and precise lesion segmentation using a computer-aided-diagnosis (CAD) system, is a crucial step in…

Computer Vision and Pattern Recognition · Computer Science 2017-12-15 Sulaiman Vesal , Andres Diaz-Pinto , Nishant Ravikumar , Stephan Ellmann , Amirabbas Davari , Andreas Maier

The main objective of this project is to segment different breast ultrasound images to find out lesion area by discarding the low contrast regions as well as the inherent speckle noise. The proposed method consists of three stages (removing…

Computer Vision and Pattern Recognition · Computer Science 2016-09-28 Ibrahim Sadek , Mohamed Elawady , Viktor Stefanovski

Melanoma is amongst most aggressive types of cancer. However, it is highly curable if detected in its early stages. Prescreening of suspicious moles and lesions for malignancy is of great importance. Detection can be done by images captured…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Mohammad H. Jafari , Ebrahim Nasr-Esfahani , Nader Karimi , S. M. Reza Soroushmehr , Shadrokh Samavi , Kayvan Najarian

Skin lesions segmentation is an important step in the process of automated diagnosis of the skin melanoma. However, the accuracy of segmenting melanomas skin lesions is quite a challenging task due to less data for training, irregular…

Image and Video Processing · Electrical Eng. & Systems 2020-12-29 Sabari Nathan , Priya Kansal

In this work it is proposed a medical image segmentation pipeline for accurate bone segmentation from CT imaging. It is a two-step methodology, with a pre-segmentation step and a segmentation refinement step. First, the user performs a…

Medical Physics · Physics 2015-05-13 Manuel Pinheiro , J. L. Alves

For several skin conditions such as vitiligo, accurate segmentation of lesions from skin images is the primary measure of disease progression and severity. Existing methods for vitiligo lesion segmentation require manual intervention.…

Image and Video Processing · Electrical Eng. & Systems 2019-12-19 Makena Low , Priyanka Raina

Automatic breast lesion segmentation in ultrasound helps to diagnose breast cancer, which is one of the dreadful diseases that affect women globally. Segmenting breast regions accurately from ultrasound image is a challenging task due to…

Image and Video Processing · Electrical Eng. & Systems 2021-04-06 Cheng Xue , Lei Zhu , Huazhu Fu , Xiaowei Hu , Xiaomeng Li , Hai Zhang , Pheng Ann Heng