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Related papers: KNEEL: Knee Anatomical Landmark Localization Using…

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Precise segmentation of brain structures in magnetic resonance imaging (MRI) is essential for reliable neuroimaging analysis, yet voxel-wise deep models often yield anatomically inconsistent results that diverge from expert-defined…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Ahmed Rekik , R. Jarrett Rushmore , Sylvain Bouix , Linda Marrakchi-Kacem

Modern robotic platforms need a reliable localization system to operate daily beside humans. Simple pose estimation algorithms based on filtered wheel and inertial odometry often fail in the presence of abrupt kinematic changes and wheel…

Robotics · Computer Science 2024-02-27 Alessandro Navone , Mauro Martini , Simone Angarano , Marcello Chiaberge

Knee injuries are frequent, varied and often require the patient to undergo intensive rehabilitation for several months. Treatment protocols usually contemplate some recurrent measurements in order to assess progress, such as goniometry.…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 João Bernardino , Luís Filipe Teixeira , Hugo Sereno Ferreira

Two approaches are proposed for cross-pose face recognition, one is based on the 3D reconstruction of facial components and the other is based on the deep Convolutional Neural Network (CNN). Unlike most 3D approaches that consider holistic…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Gee-Sern , Hsu , Hung-Cheng Shie , Cheng-Hua Hsieh

In medical applications, deep learning methods are built to automate diagnostic tasks. However, a clinically relevant question that practitioners usually face, is how to predict the future trajectory of a disease (prognosis). Current…

Machine Learning · Computer Science 2021-12-08 Huy Hoang Nguyen , Simo Saarakkala , Matthew B. Blaschko , Aleksei Tiulpin

The relationship between knee osteoarthritis progression and changes in tibial bone structure has long been recognized and various texture descriptors have been proposed to detect early osteoarthritis (OA) from radiographs. This work aims…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Jiří Hladůvka , Bui Thi Mai Phuong , Richard Ljuhar , Davul Ljuhar , Ana M Rodrigues , Jaime C Branco , Helena Canhão

Background: Osteoporosis and osteopenia are often undiagnosed until fragility fractures occur. Dual-energy X-ray absorptiometry (DXA) is the reference standard for bone mineral density (BMD) assessment, but access remains limited. Knee…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Zhaochen Li , Xinghao Yan , Runni Zhou , Xiaoyang Li , Chenjie Zhu , Gege Wang , Yu Shi , Lixin Zhang , Rongrong Fu , Liehao Yan , Yuan Chai

Adolescent idiopathic scoliosis (AIS) is a lifetime disease that arises in children. Accurate estimation of Cobb angles of the scoliosis is essential for clinicians to make diagnosis and treatment decisions. The Cobb angles are measured…

Image and Video Processing · Electrical Eng. & Systems 2020-01-13 Jingru Yi , Pengxiang Wu , Qiaoying Huang , Hui Qu , Dimitris N. Metaxas

As an important upstream task for many medical applications, supervised landmark localization still requires non-negligible annotation costs to achieve desirable performance. Besides, due to cumbersome collection procedures, the limited…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Zihao Yin , Ping Gong , Chunyu Wang , Yizhou Yu , Yizhou Wang

Markerless biomechanics increasingly relies on 3D skeletal keypoints extracted from video, yet downstream biomechanical mappings typically treat these estimates as deterministic, providing no principled mechanism for frame-wise quality…

Image and Video Processing · Electrical Eng. & Systems 2026-03-31 Cesare Davide Pace , Alessandro Marco De Nunzio , Claudio De Stefano , Francesco Fontanella , Mario Molinara

Visual localization is of great importance in robotics and computer vision. Recently, scene coordinate regression based methods have shown good performance in visual localization in small static scenes. However, it still estimates camera…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Zhaoyang Huang , Han Zhou , Yijin Li , Bangbang Yang , Yan Xu , Xiaowei Zhou , Hujun Bao , Guofeng Zhang , Hongsheng Li

Human pose estimation (HPE) is one of the most challenging tasks in computer vision as humans are deformable by nature and thus their pose has so much variance. HPE aims to correctly identify the main joint locations of a single person or…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Ahmed Elhagry , Mohamed Saeed , Musie Araia

Anatomical landmark correspondences in medical images can provide additional guidance information for the alignment of two images, which, in turn, is crucial for many medical applications. However, manual landmark annotation is…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Monika Grewal , Timo M. Deist , Jan Wiersma , Peter A. N. Bosman , Tanja Alderliesten

Knee osteoarthritis (KOA) is a degenerative joint disease that can lead to chronic pain, reduced mobility, and long-term disability. Automated severity grading from knee radiographs can support early assessment, but current methods heavily…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Chandravardhan Singh Raghaw , Anushka Parwal , Shahid Shafi Dar , Prajakta Darade , Nagendra Kumar

Using WiFi signals for indoor localization is the main localization modality of the existing personal indoor localization systems operating on mobile devices. WiFi fingerprinting is also used for mobile robots, as WiFi signals are usually…

Robotics · Computer Science 2017-05-01 Michał Nowicki , Jan Wietrzykowski

Knee pain is undoubtedly the most common musculoskeletal symptom that impairs quality of life, confines mobility and functionality across all ages. Knee pain is clinically evaluated by routine radiographs, where the widespread adoption of…

Image and Video Processing · Electrical Eng. & Systems 2022-02-14 Shi Yan , Taghi Ramazanian , Elham Sagheb , Walter K. Kremers , Vipin Chaudhary , Michael Taunton , Hilal Maradit Kremers , Ahmad P. Tafti

Detecting anatomical landmarks in medical images plays an essential role in understanding the anatomy and planning automated processing. In recent years, a variety of deep neural network methods have been developed to detect landmarks…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Heqin Zhu , Qingsong Yao , Li Xiao , S. Kevin Zhou

Image and video analysis is often a crucial step in the study of animal behavior and kinematics. Often these analyses require that the position of one or more animal landmarks are annotated (marked) in numerous images. The process of…

Computer Vision and Pattern Recognition · Computer Science 2017-02-03 Mikhail Breslav , Tyson L. Hedrick , Stan Sclaroff , Margrit Betke

Background: Radiography (X-rays) is the dominant modality in orthopedics, and improving the interpretation of radiographs is clinically relevant. Machine learning (ML) has revolutionized data analysis and has been applied to medicine, with…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Jakub Olczak , Max Gordon

Purpose: The aim of this study was to demonstrate the utility of unsupervised domain adaptation (UDA) in automated knee osteoarthritis (OA) phenotype classification using a small dataset (n=50). Materials and Methods: For this retrospective…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 Junru Zhong , Yongcheng Yao , Donal G. Cahill , Fan Xiao , Siyue Li , Jack Lee , Kevin Ki-Wai Ho , Michael Tim-Yun Ong , James F. Griffith , Weitian Chen