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Semi-supervised image classification has shown substantial progress in learning from limited labeled data, but recent advances remain largely untested for clinical applications. Motivated by the urgent need to improve timely diagnosis of…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Zhe Huang , Gary Long , Benjamin Wessler , Michael C. Hughes

An osteoporosis-related fracture occurs every three seconds worldwide, affecting one in three women and one in five men aged over 50. The early detection of at-risk patients facilitates effective and well-evidenced preventative…

图像与视频处理 · 电气工程与系统科学 2020-10-09 David Chettrit , Tomer Meir , Hila Lebel , Mila Orlovsky , Ronen Gordon , Ayelet Akselrod-Ballin , Amir Bar

Intervertebral discs (IVDs), as small joints lying between adjacent vertebrae, have played an important role in pressure buffering and tissue protection. The fully-automatic localization and segmentation of IVDs have been discussed in the…

图像与视频处理 · 电气工程与系统科学 2020-09-30 Chuanbo Wang , Ye Guo , Wei Chen , Zeyun Yu

Spine-related diseases have high morbidity and cause a huge burden of social cost. Spine imaging is an essential tool for noninvasively visualizing and assessing spinal pathology. Segmenting vertebrae in computed tomography (CT) images is…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Yang Deng , Ce Wang , Yuan Hui , Qian Li , Jun Li , Shiwei Luo , Mengke Sun , Quan Quan , Shuxin Yang , You Hao , Pengbo Liu , Honghu Xiao , Chunpeng Zhao , Xinbao Wu , S. Kevin Zhou

Patient-specific 3D spine models serve as a foundation for spinal treatment and surgery planning as well as analysis of loading conditions in biomechanical and biomedical research. Despite advancements in imaging technologies, the…

图像与视频处理 · 电气工程与系统科学 2024-12-09 Lara Blomenkamp , Ivanna Kramer , Sabine Bauer , Kevin Weirauch , Dietrich Paulus

Segmentation and labeling of vertebrae in MRI images of the spine are critical for the diagnosis of illnesses and abnormalities. These steps are indispensable as MRI technology provides detailed information about the tissue structure of the…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Rikathi Pal , Priya Saha , Somoballi Ghoshal , Amlan Chakrabarti , Susmita Sur-Kolay

Identifying, measuring and reporting lesions accurately and comprehensively from patient CT scans are important yet time-consuming procedures for physicians. Computer-aided lesion/significant-findings detection techniques are at the core of…

计算机视觉与模式识别 · 计算机科学 2020-09-01 Jinzheng Cai , Ke Yan , Chi-Tung Cheng , Jing Xiao , Chien-Hung Liao , Le Lu , Adam P. Harrison

Advances in computer vision, particularly in optical image-based 3D reconstruction and feature matching, enable applications like marker-less surgical navigation and digitization of surgery. However, their development is hindered by a lack…

3D ultrasound imaging shows great promise for scoliosis diagnosis thanks to its low-costing, radiation-free and real-time characteristics. The key to accessing scoliosis by ultrasound imaging is to accurately segment the bone area and…

图像与视频处理 · 电气工程与系统科学 2020-10-09 Zixun Huang , Li-Wen Wang , Frank H. F. Leung , Sunetra Banerjee , De Yang , Timothy Lee , Juan Lyu , Sai Ho Ling , Yong-Ping Zheng

Multimodal learning leverages complementary information derived from different modalities, thereby enhancing performance in medical image segmentation. However, prevailing multimodal learning methods heavily rely on extensive well-annotated…

计算机视觉与模式识别 · 计算机科学 2024-09-05 Xiaogen Zhou , Yiyou Sun , Min Deng , Winnie Chiu Wing Chu , Qi Dou

Periacetabular osteotomy is a challenging surgical procedure for treating developmental hip dysplasia, providing greater coverage of the femoral head via relocation of a patient's acetabulum. Since fluoroscopic imaging is frequently used in…

计算机视觉与模式识别 · 计算机科学 2019-10-31 Robert Grupp , Mehran Armand , Russell Taylor

In biomechanical modeling, the representation of ligament attachments is crucial for a realistic simulation of the forces acting between the vertebrae. These forces are typically modeled as vectors connecting ligament landmarks on adjacent…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Lara Blomenkamp , Ivanna Kramer , Sabine Bauer , Theresa Schöche

Semi-supervised learning (SSL) is a promising machine learning paradigm to address the issue of label scarcity in medical imaging. SSL methods were originally developed in image classification. The state-of-the-art SSL methods in image…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Mou-Cheng Xu , Yukun Zhou , Chen Jin , Marius De Groot , Neil P. Oxtoby , Daniel C. Alexander , Joseph Jacob

Establishing point-to-point correspondences across multiple 3D shapes is a fundamental problem in computer vision and graphics. In this paper, we introduce DcMatch, a novel unsupervised learning framework for non-rigid multi-shape matching.…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Tianwei Ye , Yong Ma , Xiaoguang Mei

Osteoporosis is a common condition that increases fracture risk, especially in older adults. Early diagnosis is vital for preventing fractures, reducing treatment costs, and preserving mobility. However, healthcare providers face challenges…

Despite the remarkable performance of supervised medical image segmentation models, relying on a large amount of labeled data is impractical in real-world situations. Semi-supervised learning approaches aim to alleviate this challenge using…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Yunyao Lu , Yihang Wu , Ahmad Chaddad , Tareef Daqqaq , Reem Kateb

Objective: To test automated in vivo estimation of active and passive skeletal muscle states using ultrasonic imaging. Background: Current technology (electromyography, dynamometry, shear wave imaging) provides no general, non-invasive…

图像与视频处理 · 电气工程与系统科学 2019-07-04 Ryan J. Cunningham , Ian D. Loram

Accurate segmentation of vertebral metastasis in CT is clinically important yet difficult to scale, as voxel-level annotations are scarce and both lytic and blastic lesions often resemble benign degenerative changes. We introduce a 2D…

This work proposes a new method for real-time dense 3d reconstruction for common 360{\deg} action cams, which can be mounted on small scouting UAVs during USAR missions. The proposed method extends a feature based Visual monocular SLAM…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Hartmut Surmann , Marc Thurow , Dominik Slomma

Fetal pose estimation in 3D ultrasound (US) involves identifying a set of associated fetal anatomical landmarks. Its primary objective is to provide comprehensive information about the fetus through landmark connections, thus benefiting…

图像与视频处理 · 电气工程与系统科学 2023-10-31 Chaoyu Chen , Xin Yang , Yuhao Huang , Wenlong Shi , Yan Cao , Mingyuan Luo , Xindi Hu , Lei Zhue , Lequan Yu , Kejuan Yue , Yuanji Zhang , Yi Xiong , Dong Ni , Weijun Huang