English
Related papers

Related papers: SLoRD: Structural Low-Rank Descriptors for Shape C…

200 papers

In a Simultaneous Localization and Mapping (SLAM) system, a loop-closure can eliminate accumulated errors, which is accomplished by Visual Place Recognition (VPR), a task that retrieves the current scene from a set of pre-stored sequential…

Computer Vision and Pattern Recognition · Computer Science 2022-02-09 Nie Jiwei , Feng Joe-Mei , Xue Dingyu , Pan Feng , Liu Wei , Hu Jun , Cheng Shuai

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

An osteoporosis-related fracture occurs every three seconds worldwide, affecting one in three women and one in five men aged over 50. The early detection of at-risk patients facilitates effective and well-evidenced preventative…

Image and Video Processing · Electrical Eng. & Systems 2020-10-09 David Chettrit , Tomer Meir , Hila Lebel , Mila Orlovsky , Ronen Gordon , Ayelet Akselrod-Ballin , Amir Bar

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…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Zhiwei Wang , Jinxin Lv , Yunqiao Yang , Yuanhuai Liang , Yi Lin , Qiang Li , Xin Li , Xin Yang

Osteoporosis induced fractures occur worldwide about every 3 seconds. Vertebral compression fractures are early signs of the disease and considered risk predictors for secondary osteoporotic fractures. We present a detection method to…

Image and Video Processing · Electrical Eng. & Systems 2019-11-06 Joeri Nicolaes , Steven Raeymaeckers , David Robben , Guido Wilms , Dirk Vandermeulen , Cesar Libanati , Marc Debois

Accurate identification and localization of the vertebrae in CT scans is a critical and standard preprocessing step for clinical spinal diagnosis and treatment. Existing methods are mainly based on the integration of multiple neural…

Image and Video Processing · Electrical Eng. & Systems 2020-01-03 Chunli Qin , Demin Yao , Han Zhuang , Hui Wang , Yonghong Shi , Zhijian Song

Recently, tensor data (or multidimensional array) have been generated in many modern applications, such as functional magnetic resonance imaging (fMRI) in neuroscience and videos in video analysis. Many efforts are made in recent years to…

Machine Learning · Computer Science 2023-08-10 Jiaqi Zhang , Yinghao Cai , Zhaoyang Wang , Beilun Wang

Vertebral body compression fractures are reliable early signs of osteoporosis. Though these fractures are visible on Computed Tomography (CT) images, they are frequently missed by radiologists in clinical settings. Prior research on…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Maxim Pisov , Vladimir Kondratenko , Alexey Zakharov , Alexey Petraikin , Victor Gombolevskiy , Sergey Morozov , Mikhail Belyaev

With the advent of deep learning algorithms, fully automated radiological image analysis is within reach. In spine imaging, several atlas- and shape-based as well as deep learning segmentation algorithms have been proposed, allowing for…

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…

Image and Video Processing · Electrical Eng. & Systems 2020-07-14 Rhydian Windsor , Amir Jamaludin , Timor Kadir , Andrew Zisserman

The complexity of state-of-the-art Transformer-based models for skeleton-based action recognition poses significant challenges in terms of computational efficiency and resource utilization. In this paper, we explore the application of…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Soroush Oraki , Harry Zhuang , Jie Liang

Feature-based visual simultaneous localization and mapping (SLAM) methods only estimate the depth of extracted features, generating a sparse depth map. To solve this sparsity problem, depth completion tasks that estimate a dense depth from…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Jinwoo Jeon , Hyunjun Lim , Dong-Uk Seo , Hyun Myung

In this paper we introduce the Ladder Algorithm; a novel recurrent algorithm to detect repetitive structures in natural images with high accuracy using little training data. We then demonstrate the algorithm on the task of extracting…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Rhydian Windsor , Amir Jamaludin

Direct contour regression for instance segmentation is a challenging task. Previous works usually achieve it by learning to progressively refine the contour prediction or adopting a shape representation with limited expressiveness. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Tutian Tang , Wenqiang Xu , Ruolin Ye , Yan-Feng Wang , Cewu Lu

Annotating 3D medical images demands expert knowledge and is time-consuming. As a result, semi-supervised learning (SSL) approaches have gained significant interest in 3D medical image segmentation. The significant size differences among…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Yuliang Gu , Yepeng Liu , Zhichao Sun , Jinchi Zhu , Yongchao Xu , Laurent Najman

Background: MR-based subchondral bone effectively predicts knee osteoarthritis. However, its clinical application is limited by the cost and time of MR. Purpose: We aim to develop a novel distillation-learning-based method named SRRD for…

Image and Video Processing · Electrical Eng. & Systems 2023-07-12 Yuqi Hu , Xiangyu Zhao , Gaowei Qing , Kai Xie , Chenglei Liu , Lichi Zhang

Given a 3D surface defined by an elevation function on a 2D grid as well as non-spatial features observed at each pixel, the problem of surface segmentation aims to classify pixels into contiguous classes based on both non-spatial features…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Wenchong He , Arpan Man Sainju , Zhe Jiang , Da Yan

Reliable 3D-2D alignment between intraoral scan (IOS) models and lateral cephalometric radiographs is critical for orthodontic diagnosis, yet conventional intensity-driven registration methods struggle under real clinical conditions, where…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Yiyi Miao , Taoyu Wu , Ji Jiang , Tong Chen , Zhe Tang , Zhengyong Jiang , Angelos Stefanidis , Limin Yu , Jionglong Su

The morphologies of vessel-like structures, such as blood vessels and nerve fibres, play significant roles in disease diagnosis, e.g., Parkinson's disease. Deep network-based refinement segmentation methods have recently achieved promising…

Computer Vision and Pattern Recognition · Computer Science 2023-12-21 Haili Ye , Xiaoqing Zhang , Yan Hu , Huazhu Fu , Jiang Liu

For diagnosis of shoulder illness, it is essential to look at the morphology deviation of scapula and humerus from the medical images that are acquired from Magnetic Resonance (MR) imaging. However, taking high-resolution MR images is…

Image and Video Processing · Electrical Eng. & Systems 2022-03-16 Xiaoxiao He , Chaowei Tan , Virak Tan , Kang Li