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Automated quantitative measurement of the spine (i.e., multiple indices estimation of heights, widths, areas, and so on for the vertebral body and disc) is of the utmost importance in clinical spinal disease diagnoses, such as osteoporosis,…

计算机视觉与模式识别 · 计算机科学 2018-06-15 Shumao Pang , Stephanie Leung , Ilanit Ben Nachum , Qianjin Feng , Shuo Li

Low back pain (LBP) and sciatica may require surgical therapy when they are symptomatic of severe pain. However, there is no effective measures to evaluate the surgical outcomes in advance. This work combined elements of Eastern medicine…

机器学习 · 计算机科学 2025-12-11 Li-Chin Chen , Jung-Nien Lai , Hung-En Lin , Hsien-Te Chen , Kuo-Hsuan Hung , Yu Tsao

Bayesian optimization is a popular method for optimizing expensive black-box functions. Yet it oftentimes struggles in high dimensions where the computation could be prohibitively heavy. To alleviate this problem, we introduce Coordinate…

机器学习 · 计算机科学 2022-04-21 Jian Tan , Niv Nayman , Mengchang Wang

Anterior Vertebral Body Growth Modulation (AVBGM) is a minimally invasive surgical technique that gradually corrects spine deformities while preserving lumbar motion. However the selection of potential surgical patients is currently based…

计算机视觉与模式识别 · 计算机科学 2018-06-07 William Mandel , Olivier Turcot , Dejan Knez , Stefan Parent , Samuel Kadoury

The study objective was to investigate the performance of a dedicated convolutional neural network (CNN) optimized for wrist cartilage segmentation from 2D MR images. CNN utilized a planar architecture and patch-based (PB) training approach…

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

Support vector regression (SVR) is one of the most popular machine learning algorithms aiming to generate the optimal regression curve through maximizing the minimal margin of selected training samples, i.e., support vectors. Recent…

机器学习 · 计算机科学 2019-05-07 Gaoyang Li , Jinyu Yang , Chunguo Wu , Qin Ma

Analytical expressions for covariances of weak lensing statistics related to the aperture mass $\Map$ are derived for realistic survey geometries such as SNAP for a range of smoothing angles and redshift bins. We incorporate the…

天体物理学 · 物理学 2009-11-10 Dipak Munshi , Patrick Valageas

Radiographs are used as the most important imaging tool for identifying spine anomalies in clinical practice. The evaluation of spinal bone lesions, however, is a challenging task for radiologists. This work aims at developing and…

图像与视频处理 · 电气工程与系统科学 2021-06-25 Hieu T. Nguyen , Hieu H. Pham , Nghia T. Nguyen , Ha Q. Nguyen , Thang Q. Huynh , Minh Dao , Van Vu

Spline quantile regression (SQR) is a method introduced recently by Li and Megiddo (2026) for linear quantile regression where the regression coefficients are treated as smooth functions of the quantile level. With the coefficients…

统计方法学 · 统计学 2026-03-25 Ta-Hsin Li

Manually grading structural changes with the modified Stoke Ankylosing Spondylitis Spinal Score (mSASSS) on spinal X-ray imaging is costly and time-consuming due to bone shape complexity and image quality variations. In this study, we…

图像与视频处理 · 电气工程与系统科学 2023-08-11 Yuanhan Mo , Yao Chen , Aimee Readie , Gregory Ligozio , Thibaud Coroller , Bartłomiej W. Papież

In scoliosis surgery, the limited field of view of the C-arm X-ray machine restricts the surgeons' holistic analysis of spinal structures .This paper presents an end-to-end efficient and robust intraoperative X-ray image stitching method…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Yi Li , Heting Gao , Mingde He , Jinqian Liang , Jason Gu , Wei Liu

In this work, we derive a model for the covariance of the visual residuals in multi-view SfM, odometry and SLAM setups. The core of our approach is the formulation of the residual covariances as a combination of geometric and photometric…

计算机视觉与模式识别 · 计算机科学 2022-02-03 Alejandro Fontan , Laura Oliva , Javier Civera , Rudolph Triebel

Segmentation of medical images is critical for making several processes of analysis and classification more reliable. With the growing number of people presenting back pain and related problems, the semi-automatic segmentation and 3D…

图像与视频处理 · 电气工程与系统科学 2019-07-10 Jonathan S. Ramos , Mirela T. Cazzolato , Bruno S. Faiçal , Marcello H. Nogueira-Barbosa , Caetano Traina , Agma J. M. Traina

The job of software effort estimation is a critical one in the early stages of the software development life cycle when the details of requirements are usually not clearly identified. Various optimization techniques help in improving the…

软件工程 · 计算机科学 2014-01-16 Shashank Mouli Satapathy , Santanu Kumar Rath

This paper presents a large publicly available multi-center lumbar spine magnetic resonance imaging (MRI) dataset with reference segmentations of vertebrae, intervertebral discs (IVDs), and spinal canal. The dataset includes 447 sagittal T1…

The most common reason for spinal surgery in elderly patients is lumbar spinal stenosis(LSS). For LSS, treatment decisions based on clinical and radiological information as well as personal experience of the surgeon shows large variance.…

Surface metrology is the area of engineering concerned with the study of geometric variation in surfaces. This paper explores the potential for modern techniques from spatial statistics to act as generative models for geometric variation in…

应用统计 · 统计学 2022-10-04 Chris. J. Oates , Wilfrid S. Kendall , Liam Fleming

Inference via simultaneous confidence band is studied for stationary covariance function of dense functional data. A two-stage estimation procedure is proposed based on spline approximation, the first stage involving estimation of all the…

统计方法学 · 统计学 2019-10-31 Jiangyan Wang , Guanqun Cao , Li Wang , Lijian Yang

Children diagnosed with a scoliosis pathology are exposed during their follow up to ionic radiations in each X-rays diagnosis. This exposure can have negative effects on the patient's health and cause diseases in the adult age. In order to…

图像与视频处理 · 电气工程与系统科学 2020-03-23 Insaf Setitra , Noureddine Aouaa , Abdelkrim Meziane , Afef Benrabia , Houria Kaced , Hanene Belabassi , Sara Ait Ziane , Nadia Henda Zenati , Oualid Djekkoune