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The spinal angle is an important indicator of body balance. It is important to restore the 3D shape of the human body and estimate the spine center line. Existing mul-ti-image-based body restoration methods require expensive equipment and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Sehyun Kim , Hye Jun Lee , Jiwoo Lee , Changgyun Kim , Taemin Lee

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…

Image and Video Processing · Electrical Eng. & Systems 2024-12-09 Lara Blomenkamp , Ivanna Kramer , Sabine Bauer , Kevin Weirauch , Dietrich Paulus

State-of-the-art computer- and robot-assisted surgery systems heavily depend on intraoperative imaging technologies such as CT and fluoroscopy to generate detailed 3D visualization of the patient's anatomy. While imaging techniques are…

Image and Video Processing · Electrical Eng. & Systems 2024-10-04 Aidana Massalimova , Florentin Liebmann , Sascha Jecklin , Fabio Carrillo , Farshad Mazda , Philipp Fürnstahl

Purpose: Spinal instability is a widespread condition that causes pain, fatigue, and restricted mobility, profoundly affecting patients' quality of life. In clinical practice, the gold standard for diagnosis is dynamic X-ray imaging.…

Medical Physics · Physics 2026-02-16 Feng Li , Yuan Bi , Tianyu Song , Zhongliang Jiang , Nassir Navab

Purpose: Ultrasound (US) imaging, while advantageous for its radiation-free nature, is challenging to interpret due to only partially visible organs and a lack of complete 3D information. While performing US-based diagnosis or…

Image and Video Processing · Electrical Eng. & Systems 2024-04-12 Miruna-Alexandra Gafencu , Yordanka Velikova , Mahdi Saleh , Tamas Ungi , Nassir Navab , Thomas Wendler , Mohammad Farid Azampour

This work proposes a framework for the patient-specific characterization of the spine, which integrates information on the tissues with geometric information on the spine morphology. Key elements are the extraction of 3D patient-specific…

Graphics · Computer Science 2022-08-19 Martina Paccini , Giuseppe Patanè , Michela Spagnuolo

To meet the clinical demand for accurate 3D lumbar spine assessment in a weight-bearing position, this study presents a novel, fully automatic framework for high-precision 3D reconstruction from biplanar X-ray images, overcoming the…

Image and Video Processing · Electrical Eng. & Systems 2025-10-08 Wanxin Yu , Zhemin Zhu , Cong Wang , Yihang Bao , Chunjie Xia , Rongshan Cheng , Yan Yu , Tsung-Yuan Tsai

Automatic vertebrae identification and localization from arbitrary CT images is challenging. Vertebrae usually share similar morphological appearance. Because of pathology and the arbitrary field-of-view of CT scans, one can hardly rely on…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Haofu Liao , Addisu Mesfin , Jiebo Luo

X-ray images ease the diagnosis and treatment process due to their rapid imaging speed and high resolution. However, due to the projection process of X-ray imaging, much spatial information has been lost. To accurately provide efficient…

Image and Video Processing · Electrical Eng. & Systems 2024-08-06 Lixing Tan , Shuang Song , Yaofeng He , Kangneng Zhou , Tong Lu , Ruoxiu Xiao

This paper introduces SpineFM, a novel pipeline that achieves state-of-the-art performance in the automatic segmentation and identification of vertebral bodies in cervical and lumbar spine radiographs. SpineFM leverages the regular geometry…

Image and Video Processing · Electrical Eng. & Systems 2025-01-28 Samuel J. Simons , Bartłomiej W. Papież

In this paper, we introduce a method for reconstructing 3D humans from a single image using a biomechanically accurate skeleton model. To achieve this, we train a transformer that takes an image as input and estimates the parameters of the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Yan Xia , Xiaowei Zhou , Etienne Vouga , Qixing Huang , Georgios Pavlakos

Vertebral detection and segmentation are critical steps for treatment planning in spine surgery and radiation therapy. Accurate identification and segmentation are complicated in imaging that does not include the full spine, in cases with…

Image and Video Processing · Electrical Eng. & Systems 2023-11-17 Geoff Klein , Michael Hardisty , Cari Whyne , Anne L. Martel

Vertebral morphological measurements are important across various disciplines, including spinal biomechanics and clinical applications, pre- and post-operatively. These measurements also play a crucial role in anthropological longitudinal…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Ivanna Kramer , Vinzent Rittel , Lara Blomenkamp , Sabine Bauer , Dietrich Paulus

Intraoperative CT imaging serves as a crucial resource for surgical guidance; however, it may not always be readily accessible or practical to implement. In scenarios where CT imaging is not an option, reconstructing CT scans from X-rays…

Image and Video Processing · Electrical Eng. & Systems 2024-08-22 Zhi Qiao , Xuhui Liu , Xiaopeng Wang , Runkun Liu , Xiantong Zhen , Pei Dong , Zhen Qian

There has been a significant increase from 2010 to 2016 in the number of people suffering from spine problems. The automatic image segmentation of the spine obtained from a computed tomography (CT) image is important for diagnosing spine…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Malinda Vania , Dawit Mureja , Deukhee Lee

Transfer learning has remarkably improved computer vision. These advances also promise improvements in neuroimaging, where training set sizes are often small. However, various difficulties arise in directly applying models pretrained on…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Umang Gupta , Tamoghna Chattopadhyay , Nikhil Dhinagar , Paul M. Thompson , Greg Ver Steeg , The Alzheimer's Disease Neuroimaging Initiative

This study proposes a 3D semantic segmentation method for the spine based on the improved SwinUNETR to improve segmentation accuracy and robustness. Aiming at the complex anatomical structure of spinal images, this paper introduces a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Yanlin Xiang , Qingyuan He , Ting Xu , Ran Hao , Jiacheng Hu , Hanchao Zhang

Spine injections are commonly performed in several clinical procedures. The localization of the target vertebral level (i.e. the position of a vertebra in a spine) is typically done by back palpation or under X-ray guidance, yielding either…

Image and Video Processing · Electrical Eng. & Systems 2020-02-27 Maria Tirindelli , Maria Victorova , Javier Esteban , Seong Tae Kim , David Navarro-Alarcon , Yong Ping Zheng , Nassir Navab

In spinal vertebral mobility disease, accurately extracting and contouring vertebrae is essential for assessing mobility impairments and monitoring variations during flexion-extension movements. Precise vertebral contouring plays a crucial…

Image and Video Processing · Electrical Eng. & Systems 2025-07-15 Sunil Munthumoduku Krishna Murthy , Kumar Rajamani , Srividya Tirunellai Rajamani , Yupei Li , Qiyang Sun , Bjoern W. Schuller

We present a novel approach of 2D to 3D transfer learning based on mapping pre-trained 2D convolutional neural network weights into planar 3D kernels. The method is validated by the proposed planar 3D res-u-net network with encoder…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Martin Kolarik , Radim Burget , Carlos M. Travieso-Gonzalez , Jan Kocica
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