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Reliable vertebrae annotations are key to perform analysis of spinal X-ray images. However, obtaining annotation of vertebrae from those images is usually carried out manually due to its complexity (i.e. small structures with varying…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Yao Chen , Yuanhan Mo , Aimee Readie , Gregory Ligozio , Indrajeet Mandal , Faiz Jabbar , Thibaud Coroller , Bartlomiej W. Papiez

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…

Image and Video Processing · Electrical Eng. & Systems 2021-06-25 Hieu T. Nguyen , Hieu H. Pham , Nghia T. Nguyen , Ha Q. Nguyen , Thang Q. Huynh , Minh Dao , Van Vu

We introduce a new framework for learning dense correspondence between deformable 3D shapes. Existing learning based approaches model shape correspondence as a labelling problem, where each point of a query shape receives a label…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Or Litany , Tal Remez , Emanuele Rodolà , Alex M. Bronstein , Michael M. Bronstein

We propose a new, two-stage approach to the vertebrae centroid detection and localization problem. The first stage detects where the vertebrae appear in the scan using 3D samples, the second identifies the specific vertebrae within that…

Image and Video Processing · Electrical Eng. & Systems 2019-10-15 James McCouat , Ben Glocker

Thanks to the impressive progress of large-scale vision-language pretraining, recent recognition models can classify arbitrary objects in a zero-shot and open-set manner, with a surprisingly high accuracy. However, translating this success…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Xinyu Liu , Beiwen Tian , Zhen Wang , Rui Wang , Kehua Sheng , Bo Zhang , Hao Zhao , Guyue Zhou

Semi-supervised learning relaxes the need of large pixel-wise labeled datasets for image segmentation by leveraging unlabeled data. A prominent way to exploit unlabeled data is to regularize model predictions. Since the predictions of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Sukesh Adiga , Jose Dolz , Herve Lombaert

In current biological and medical research, statistical shape modeling (SSM) provides an essential framework for the characterization of anatomy/morphology. Such analysis is often driven by the identification of a relatively small number of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Riddhish Bhalodia , Shireen Elhabian , Ladislav Kavan , Ross Whitaker

Establishing a correspondence between two non-rigidly deforming shapes is one of the most fundamental problems in visual computing. Existing methods often show weak resilience when presented with challenges innate to real-world data such as…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Ramana Sundararaman , Gautam Pai , Maks Ovsjanikov

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

The prevalence of skin melanoma is rapidly increasing as well as the recorded death cases of its patients. Automatic image segmentation tools play an important role in providing standardized computer-assisted analysis for skin melanoma…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Ahmed H. Shahin , Karim Amer , Mustafa A. Elattar

The recovery of morphologically accurate anatomical images from deformed ones is challenging in ultrasound (US) image acquisition, but crucial to accurate and consistent diagnosis, particularly in the emerging field of computer-assisted…

Image and Video Processing · Electrical Eng. & Systems 2023-08-09 Zhongliang Jiang , Yue Zhou , Dongliang Cao , Nassir Navab

Osteoporosis is a skeletal disease typically diagnosed using dual-energy X-ray absorptiometry (DXA), which quantifies areal bone mineral density but overlooks bone microarchitecture and surrounding soft tissues. High-resolution peripheral…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Mohseu Rashid Subah , Mohammed Abdul Gani Zilani , Thomas L. Nickolas , Matthew R. Allen , Stuart J. Warden , Rachel K. Surowiec

Deep learning-based 3D human pose estimation performs best when trained on large amounts of labeled data, making combined learning from many datasets an important research direction. One obstacle to this endeavor are the different skeleton…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 István Sárándi , Alexander Hermans , Bastian Leibe

Unsupervised Anomaly Detection has become a popular method to detect pathologies in medical images as it does not require supervision or labels for training. Most commonly, the anomaly detection model generates a "normal" version of an…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Felix Meissen , Johannes Paetzold , Georgios Kaissis , Daniel Rueckert

Anatomical landmark segmentation serves as a critical initial step for robust multimodal registration during computer-assisted interventions. Current approaches predominantly rely on deep learning, which often necessitates the extensive…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Denis Krnjaca , Lorena Krames , Werner Nahm

With the increasing incidence of neurodegenerative diseases such as Alzheimer's Disease (AD), there is a need for further research that enhances detection and monitoring of the diseases. We present MORPHADE (Morphological Autoencoders for…

Image and Video Processing · Electrical Eng. & Systems 2024-07-08 Mehmet Yigit Avci , Emily Chan , Veronika Zimmer , Daniel Rueckert , Benedikt Wiestler , Julia A. Schnabel , Cosmin I. Bercea

We present a method to address the challenging problem of segmentation of lumbar vertebrae from CT images acquired with varying fields of view. Our method is based on cascaded 3D Fully Convolutional Networks (FCNs) consisting of a…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Rens Janssens , Guodong Zeng , Guoyan Zheng

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…

Image and Video Processing · Electrical Eng. & Systems 2020-09-30 Chuanbo Wang , Ye Guo , Wei Chen , Zeyun Yu

Accurate spine segmentation allows for improved identification and quantitative characterization of abnormalities of the vertebra, such as vertebral fractures. However, in existing automated vertebra segmentation methods on computed…

Computer Vision and Pattern Recognition · Computer Science 2016-06-14 Yinong Wang , Jianhua Yao , Holger R. Roth , Joseph E. Burns , Ronald M. Summers

It is usually hard for a learning system to predict correctly on rare events that never occur in the training data, and there is no exception for segmentation algorithms. Meanwhile, manual inspection of each case to locate the failures…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Fengze Liu , Yingda Xia , Dong Yang , Alan Yuille , Daguang Xu
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