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The recently proposed Segment Anything Model (SAM) is a general tool for image segmentation, but it requires additional adaptation and careful fine-tuning for medical image segmentation, especially for small, irregularly-shaped, and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Yaxi Chen , Aleksandra Ivanova , Shaheer U. Saeed , Rikin Hargunani , Jie Huang , Chaozong Liu , Yipeng Hu

Every year, thousands of people suffer from skull damage and require personalized implants to fill the cranial cavity. Unfortunately, the waiting time for reconstruction surgery can extend to several weeks or even months, especially in less…

Image and Video Processing · Electrical Eng. & Systems 2024-11-27 Marek Wodzinski , Mateusz Daniol , Daria Hemmerling

The human spine is a complex structure composed of 33 vertebrae. It holds the body and is important for leading a healthy life. The spine is vulnerable to age-related degenerations that can be identified through magnetic resonance imaging…

We introduce an end-to-end deep-learning framework for 3D medical image registration. In contrast to existing approaches, our framework combines two registration methods: an affine registration and a vector momentum-parameterized stationary…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Zhengyang Shen , Xu Han , Zhenlin Xu , Marc Niethammer

We present a fast learning-based algorithm for deformable, pairwise 3D medical image registration. Current registration methods optimize an objective function independently for each pair of images, which can be time-consuming for large…

Computer Vision and Pattern Recognition · Computer Science 2019-03-14 Guha Balakrishnan , Amy Zhao , Mert R. Sabuncu , John Guttag , Adrian V. Dalca

A SPAMM tagged MRI methodology is presented allowing continuous (3.3-3.6 Hz) sampling of 3D dynamic soft tissue deformation using non-segmented 3D acquisitions. The 3D deformation is reconstructed by the combination of 3 mutually orthogonal…

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

Spine image segmentation is crucial for clinical diagnosis and treatment of spine diseases. The complex structure of the spine and the high morphological similarity between individual vertebrae and adjacent intervertebral discs make…

Image and Video Processing · Electrical Eng. & Systems 2025-08-27 Dingwei Fan , Junyong Zhao , Chunlin Li , Mingliang Wang , Qi Zhu , Haipeng Si , Daoqiang Zhang , Liang Sun

Accurate and automatic segmentation of intervertebral discs from medical images is a critical task for the assessment of spine-related diseases such as osteoporosis, vertebral fractures, and intervertebral disc herniation. To date, various…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Reza Azad , Moein Heidari , Julien Cohen-Adad , Ehsan Adeli , Dorit Merhof

High-fidelity 3D anatomical reconstruction is a prerequisite for downstream clinical tasks such as preoperative planning, radiotherapy target delineation, and orthopedic implant design. We present Med-PU, a knowledge-driven framework that…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Tongxu Zhang , Bei Wang

Vertebral labelling and segmentation are two fundamental tasks in an automated spine processing pipeline. Reliable and accurate processing of spine images is expected to benefit clinical decision-support systems for diagnosis, surgery…

Robotic systems are transforming image-guided interventions by enhancing accuracy and minimizing radiation exposure. A significant challenge in robotic assistance lies in surgical path planning, which often relies on the registration of…

This paper aims to tackle the issues on unavailable or insufficient clinical US data and meaningful annotation to enable bone segmentation and registration for US-guided spinal surgery. While the US is not a standard paradigm for spinal…

Image and Video Processing · Electrical Eng. & Systems 2024-10-28 Ang Li , Jiayi Han , Yongjian Zhao , Keyu Li , Li Liu

arly identification of motor impairment in infancy relies on expert visual assessment of spontaneous movement, motivating the development of automated, objective alternatives. One promising approach is using computer vision, which benefits…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Divya Joshi , J. D. Peiffer , Colleen Peyton , R. James Cotton

Lumbar disk segmentation is essential for diagnosing and curing spinal disorders by enabling precise detection of disk boundaries in medical imaging. The advent of deep learning has resulted in the development of many segmentation methods,…

Image and Video Processing · Electrical Eng. & Systems 2024-12-30 Serkan Salturk , Irem Sayin , Ibrahim Cem Balci , Taha Emre Pamukcu , Zafer Soydan , Huseyin Uvet

The segmentation of metastatic bone disease (MBD) in whole-body MRI (WB-MRI) is a challenging problem. Due to varying appearances and anatomical locations of lesions, ambiguous boundaries, and severe class imbalance, obtaining reliable…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Joris Wuts , Jakub Ceranka , Nicolas Michoux , Frédéric Lecouvet , Jef Vandemeulebroucke

Accurate 3D bone reconstruction from a single planar X-ray remains a challenge due to anatomical complexity and limited input data. We propose X2BR, a hybrid neural implicit framework that combines continuous volumetric reconstruction with…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Gokce Guven , H. Fatih Ugurdag , Hasan F. Ates

Unsafe surgical care is a critical health concern, often linked to limitations in surgeon experience, skills, and situational awareness. Integrating patient-specific 3D models into the surgical field can enhance visualization, provide…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Alberto Neri , Veronica Penza , Nazim Haouchine , Leonardo S. Mattos

Automatic parsing of human anatomies at the instance-level from 3D computed tomography (CT) is a prerequisite step for many clinical applications. The presence of pathologies, broken structures or limited field-of-view (FOV) can all make…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Heng Guo , Jianfeng Zhang , Ke Yan , Le Lu , Minfeng Xu

We introduce SAM3D, a new approach to semi-automatic zero-shot segmentation of 3D images building on the existing Segment Anything Model. We achieve fast and accurate segmentations in 3D images with a four-step strategy involving: user…

Image and Video Processing · Electrical Eng. & Systems 2024-08-09 Trevor J. Chan , Aarush Sahni , Yijin Fang , Jie Li , Alisha Luthra , Alison Pouch , Chamith S. Rajapakse