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This study investigates the use of the unsupervised deep learning framework VoxelMorph for deformable registration of longitudinal abdominopelvic CT images acquired in patients with bone metastases from breast cancer. The CT images were…

Deep learning based methods provide efficient solutions to medical image registration, including the challenging problem of diffeomorphic image registration. However, most methods register normal image pairs, facing difficulty handling…

Image and Video Processing · Electrical Eng. & Systems 2023-03-17 Ankita Joshi , Yi Hong

We aimed to evaluate computer-aided diagnosis (CADx) system for lung nodule classification focusing on (i) usefulness of gradient tree boosting (XGBoost) and (ii) effectiveness of parameter optimization using Bayesian optimization (Tree…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Mizuho Nishio , Mitsuo Nishizawa , Osamu Sugiyama , Ryosuke Kojima , Masahiro Yakami , Tomohiro Kuroda , Kaori Togashi

Digital Breast Tomosynthesis is an X-ray imaging technique that allows a volumetric reconstruction of the breast, from a small number of low-dose two-dimensional projections. Although it is already used in clinical setting, enhancing the…

Numerical Analysis · Mathematics 2020-07-21 Elena Morotti , Elena Loli Piccolomini

A biopsy is the only diagnostic procedure for accurate histological confirmation of breast cancer. When sonographic placement is not feasible, a Magnetic Resonance Imaging(MRI)-guided biopsy is often preferred. The lack of real-time imaging…

Cervical cancer is a prevalent disease affecting millions of women worldwide every year. It requires significant attention, as early detection during the precancerous stage provides an opportunity for a cure. The screening and diagnosis of…

Image and Video Processing · Electrical Eng. & Systems 2023-10-26 Hana Ahmadzadeh Sarhangi , Dorsa Beigifard , Elahe Farmani , Hamidreza Bolhasani

Despite recent medical advancements, breast cancer remains one of the most prevalent and deadly diseases among women. Although machine learning-based Computer-Aided Diagnosis (CAD) systems have shown potential to assist radiologists in…

Image and Video Processing · Electrical Eng. & Systems 2023-08-29 Mohammad Karimzadeh , Aleksandar Vakanski , Min Xian , Boyu Zhang

In this research work, a novel framework is pro- posed as an efficient successor to traditional imaging methods for breast cancer detection in order to decrease the computational complexity. In this framework, the breast is devided into…

Computer Vision and Pattern Recognition · Computer Science 2017-09-11 Yasaman Ettefagh , Mohammad Hossein Moghaddam , Saeed Vahidian

Computed tomography (CT) to cone-beam computed tomography (CBCT) deformable image registration (DIR) is a crucial step in adaptive radiation therapy. Current intensity-based registration algorithms, such as demons, may fail in the context…

Medical Physics · Physics 2017-08-23 Xin Zhen , Xuejun Gu , Hao Yan , Linghong Zhou , Xun Jia , Steve B. Jiang

Purpose: Radiologists are tasked with visually scrutinizing large amounts of data produced by 3D volumetric imaging modalities. Small signals can go unnoticed during the 3d search because they are hard to detect in the visual periphery.…

Human-Computer Interaction · Computer Science 2024-05-02 Devi Klein , Srijita Karmakar , Aditya Jonnalagadda , Craig K. Abbey , Miguel P. Eckstein

Computerized registration between maxillofacial cone-beam computed tomography (CT) images and a scanned dental model is an essential prerequisite in surgical planning for dental implants or orthognathic surgery. We propose a novel method…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Minyoung Chung , Jingyu Lee , Wisoo Song , Youngchan Song , Il-Hyung Yang , Jeongjin Lee , Yeong-Gil Shin

Human body is a complex dynamic system composed of various sub-dynamic parts. Especially, thoracic and abdominal organs have complex internal shape variations with different frequencies by various reasons such as respiration with fast…

Image and Video Processing · Electrical Eng. & Systems 2021-03-10 Seyoun Park , Elliot K. Fishman , Alan L. Yuille

Mammography is the most effective and available tool for breast cancer screening. However, the low positive predictive value of breast biopsy resulting from mammogram interpretation leads to approximately 70% unnecessary biopsies with…

Machine Learning · Computer Science 2013-06-04 Sahar A. Mokhtar , Alaa. M. Elsayad

Breast cancer is the most common malignant tumor among women and the second cause of cancer-related death. Early diagnosis in clinical practice is crucial for timely treatment and prognosis. Dynamic contrast-enhanced magnetic resonance…

Image and Video Processing · Electrical Eng. & Systems 2024-05-13 Zixian Li , Yuming Zhong , Yi Wang

The transformation model is an essential component of any deformable image registration approach. It provides a representation of physical deformations between images, thereby defining the range and realism of registrations that can be…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Georgios Andreadis , Joas I. Mulder , Anton Bouter , Peter A. N. Bosman , Tanja Alderliesten

This research presents a machine-learning approach for tumor detection in medical images using convolutional neural networks (CNNs). The study focuses on preprocessing techniques to enhance image features relevant to tumor detection,…

Image and Video Processing · Electrical Eng. & Systems 2024-03-01 Ha Anh Vu

Online adaptive radiation therapy (ART) promises the ability to deliver an optimal treatment in response to daily patient anatomic variation. A major technical barrier for the clinical implementation of online ART is the requirement of…

Breast cancer, the second leading cause of cancer-related deaths globally, accounts for a quarter of all cancer cases [1]. To lower this death rate, it is crucial to detect tumors early, as early-stage detection significantly improves…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Samia Saeed , Khuram Naveed

Breast cancer ranks as the most prevalent form of cancer diagnosed in women, and diagnosis faces several challenges, a change in the size, shape and appearance of breasts, dense breast tissue, lumps or thickening in the breast especially if…

Image and Video Processing · Electrical Eng. & Systems 2023-12-12 Abdulqader Mohammed , Mohammed Abdel Razek , Mohamed El-dosuky , Ahmed Sobhi

Image registration is a fundamental task in medical image analysis. Recently, deep learning based image registration methods have been extensively investigated due to their excellent performance despite the ultra-fast computational time.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Boah Kim , Dong Hwan Kim , Seong Ho Park , Jieun Kim , June-Goo Lee , Jong Chul Ye