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The current clinical gold standard for evaluating adolescent idiopathic scoliosis (AIS) is X-ray radiography, using Cobb angle measurement. However, the frequent monitoring of the AIS progression using X-rays poses a challenge due to the…

The high prevalence of spinal stenosis results in a large volume of MRI imaging, yet interpretation can be time-consuming with high inter-reader variability even among the most specialized radiologists. In this paper, we develop an…

Assistive robots for healthcare have seen a growing demand due to the great potential of relieving medical practitioners from routine jobs. In this paper, we investigate the development of an optimization-based control framework for an…

机器人学 · 计算机科学 2022-03-07 Anqing Duan , Maria Victorova , Jingyuan Zhao , Yongping Zheng , David Navarro-Alarcon

We propose a novel convolutional method for the detection and identification of vertebrae in whole spine MRIs. This involves using a learnt vector field to group detected vertebrae corners together into individual vertebral bodies and…

图像与视频处理 · 电气工程与系统科学 2020-07-14 Rhydian Windsor , Amir Jamaludin , Timor Kadir , Andrew Zisserman

The scoliosis progression in adolescents requires close monitoring to timely take treatment measures. Ultrasound imaging is a radiation-free and low-cost alternative in scoliosis assessment to X-rays, which are typically used in clinical…

图像与视频处理 · 电气工程与系统科学 2021-09-14 Maria Victorova , Michael Ka-Shing Lee , David Navarro-Alarcon , Yongping Zheng

Scoliosis is one of the most common diseases in adolescents. Traditional screening methods for the scoliosis usually use radiographic examination, which requires certified experts with medical instruments and brings the radiation risk.…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Xiaojia Zhu , Rui Chen , Xiaoqi Guo , Zhiwen Shao , Yuhu Dai , Ming Zhang , Chuandong Lang

The increasing prevalence of lumbar spinal canal stenosis has resulted in a surge of MRI (Magnetic Resonance Imaging), leading to labor-intensive interpretation and significant inter-reader variability, even among expert radiologists. This…

图像与视频处理 · 电气工程与系统科学 2025-03-04 Arnesh Batra , Arush Gumber , Anushk Kumar

Scoliosis is traditionally assessed based solely on 2D lateral deviations, but recent studies have also revealed the importance of other imaging planes in understanding the deformation of the spine. Consequently, extracting the spinal…

图像与视频处理 · 电气工程与系统科学 2024-12-03 Emmanuelle Bourigault , Amir Jamaludin , Andrew Zisserman

This work examines a disc-centric approach for automated severity grading of lumbar spinal stenosis from sagittal T2-weighted MRI. The method combines contrastive pretraining with disc-level fine-tuning, using a single anatomically…

图像与视频处理 · 电气工程与系统科学 2026-02-06 Sajjan Acharya , Pralisha Kansakar

Cervical spondylosis, a complex and prevalent condition, demands precise and efficient diagnostic techniques for accurate assessment. While MRI offers detailed visualization of cervical spine anatomy, manual interpretation remains…

图像与视频处理 · 电气工程与系统科学 2025-08-18 Qi Zhang , Xiuyuan Chen , Ziyi He , Lianming Wu , Kun Wang , Jianqi Sun , Hongxing Shen

Precise identification of spinal nerve rootlets is relevant to delineate spinal levels for the study of functional activity in the spinal cord. The goal of this study was to develop an automatic method for the semantic segmentation of…

计算机视觉与模式识别 · 计算机科学 2024-07-26 Jan Valosek , Theo Mathieu , Raphaelle Schlienger , Olivia S. Kowalczyk , Julien Cohen-Adad

We introduce a novel approach for predicting the progression of adolescent idiopathic scoliosis from 3D spine models reconstructed from biplanar X-ray images. Recent progress in machine learning have allowed to improve classification and…

机器学习 · 计算机科学 2017-01-25 Samuel Kadoury , William Mandel , Marjolaine Roy-Beaudry , Marie-Lyne Nault , Stefan Parent

Background: Ultrasound (US) imaging for scoliosis assessment is challenging for a non-experienced operator. The robotic scanning was developed to follow a spinal curvature with deep learning and apply consistent forces to the patient' back.…

In this paper, we analyze the spatial information of deep features, and propose two complementary regressions for robust visual tracking. First, we propose a kernelized ridge regression model wherein the kernel value is defined as the…

计算机视觉与模式识别 · 计算机科学 2018-04-25 Chong Sun , Dong Wang , Huchuan Lu , Ming-Hsuan Yang

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…

图像与视频处理 · 电气工程与系统科学 2025-07-15 Sunil Munthumoduku Krishna Murthy , Kumar Rajamani , Srividya Tirunellai Rajamani , Yupei Li , Qiyang Sun , Bjoern W. Schuller

Scoliosis is a congenital disease that causes lateral curvature in the spine. Its assessment relies on the identification and localization of vertebrae in spinal X-ray images, conventionally via tedious and time-consuming manual…

图像与视频处理 · 电气工程与系统科学 2020-06-01 Abdullah-Al-Zubaer Imran , Chao Huang , Hui Tang , Wei Fan , Kenneth M. C. Cheung , Michael To , Zhen Qian , Demetri Terzopoulos

In this paper we propose a novel variable selection method for two-view settings, or for vector-valued supervised learning problems. Our framework is able to handle extremely large scale selection tasks, where number of data samples could…

机器学习 · 计算机科学 2023-07-06 Sandor Szedmak , Riikka Huusari , Tat Hong Duong Le , Juho Rousu

Correspondence-based statistical shape modeling (SSM) stands as a powerful technology for morphometric analysis in clinical research. SSM facilitates population-level characterization and quantification of anatomical shapes such as bones…

计算机视觉与模式识别 · 计算机科学 2024-05-17 Jadie Adams , Shireen Elhabian

Vertebral landmark localization is a crucial step for variant spine-related clinical applications, which requires detecting the corner points of 17 vertebrae. However, the neighbor landmarks often disturb each other for the homogeneous…

计算机视觉与模式识别 · 计算机科学 2022-06-07 Zhiwei Wang , Jinxin Lv , Yunqiao Yang , Yuanhuai Liang , Yi Lin , Qiang Li , Xin Li , Xin Yang

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…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Gokce Guven , H. Fatih Ugurdag , Hasan F. Ates