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Medical imaging plays a crucial role in assessing knee osteoarthritis (OA) risk by enabling early detection and disease monitoring. Recent machine learning methods have improved risk estimation (i.e., predicting the likelihood of disease…

计算机视觉与模式识别 · 计算机科学 2025-06-18 David Butler , Adrian Hilton , Gustavo Carneiro

Knee osteoarthritis (OA) is one of the most widespread and burdensome health problems [1-4]. Total knee replacement (TKR) may be offered as treatment for end-stage knee OA. Nevertheless, TKR is an invasive procedure involving prosthesis…

图像与视频处理 · 电气工程与系统科学 2025-11-20 Zhisen Hu , Dominic Cullen , David S. Johnson , Aleksei Tiulpin , Timothy F. Cootes , Claudia Lindner

We present a fully automated learning-based approach for segmenting knee cartilage in the presence of osteoarthritis (OA). The algorithm employs a hierarchical set of two random forest classifiers. The first is a neighborhood approximation…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Satyananda Kashyap , Ipek Oguz , Honghai Zhang , Milan Sonka

Knee Osteoarthritis (KOA), a leading cause of disability worldwide, is challenging to detect early due to subtle radiographic indicators. Diverse, extensive datasets are needed but are challenging to compile because of privacy, data…

图像与视频处理 · 电气工程与系统科学 2023-11-13 Fabi Prezja , Leevi Annala , Sampsa Kiiskinen , Suvi Lahtinen , Timo Ojala

The severity of knee osteoarthritis is graded using the 5-point Kellgren-Lawrence (KL) scale where healthy knees are assigned grade 0, and the subsequent grades 1-4 represent increasing severity of the affliction. Although several methods…

图像与视频处理 · 电气工程与系统科学 2020-04-21 Sudeep Kondal , Viraj Kulkarni , Ashrika Gaikwad , Amit Kharat , Aniruddha Pant

Objective: To assess the ability of imaging-based deep learning to predict radiographic patellofemoral osteoarthritis (PFOA) from knee lateral view radiographs. Design: Knee lateral view radiographs were extracted from The Multicenter…

计算机视觉与模式识别 · 计算机科学 2021-01-13 Neslihan Bayramoglu , Miika T. Nieminen , Simo Saarakkala

Knee osteoarthritis (KOA) diagnosis from radiographs remains challenging due to the subtle morphological details that standard deep learning models struggle to capture effectively. We propose a novel multimodal framework that combines…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Marouane Tliba , Mohamed Amine Kerkouri , Yassine Nasser , Nour Aburaed , Aladine Chetouani , Ulas Bagci , Rachid Jennane

Knee osteoarthritis (OA) is the most common osteoarthritis and a leading cause of disability. Cartilage defects are regarded as major manifestations of knee OA, which are visible by magnetic resonance imaging (MRI). Thus early detection and…

图像与视频处理 · 电气工程与系统科学 2022-01-13 Zixu Zhuang , Liping Si , Sheng Wang , Kai Xuan , Xi Ouyang , Yiqiang Zhan , Zhong Xue , Lichi Zhang , Dinggang Shen , Weiwu Yao , Qian Wang

Osteoarthritis (OA) is one of the major health issues among the elderly population. MRI is the most popular technology to observe and evaluate the progress of OA course. However, the extreme labor cost of MRI analysis makes the process…

计算机视觉与模式识别 · 计算机科学 2021-02-17 Boyu Zhang , Yingtao Zhang , H. D. Cheng , Min Xian , Shan Gai , Olivia Cheng , Kuan Huang

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…

计算机视觉与模式识别 · 计算机科学 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

Knee Osteoarthritis (KOA) is a common musculoskeletal condition that significantly affects mobility and quality of life, particularly in elderly populations. However, training deep learning models for early KOA classification is often…

图像与视频处理 · 电气工程与系统科学 2025-01-17 Zhe Wang , Aladine Chetouani , Mohamed Jarraya , Yung Hsin Chen , Yuhua Ru , Fang Chen , Fabian Bauer , Liping Zhang , Didier Hans , Rachid Jennane

Knee osteoarthritis (OA) is a widespread chronic condition that impairs mobility and diminishes quality of life. Despite the proven benefits of exercise therapy and patient education in managing the OA symptoms pain and functional…

机器学习 · 计算机科学 2024-10-17 M. Rafiei , S. Das , M. Bakhtiari , E. M. Roos , S. T. Skou , D. T. Grønne , J. Baumbach , L. Baumbach

A fully automated knee MRI segmentation method to study osteoarthritis (OA) was developed using a novel hierarchical set of random forests (RF) classifiers to learn the appearance of cartilage regions and their boundaries. A neighborhood…

计算机视觉与模式识别 · 计算机科学 2019-03-12 Satyananda Kashyap , Honghai Zhang , Karan Rao , Milan Sonka

Knee osteoarthritis (KOA) is a widespread condition that can cause chronic pain and stiffness in the knee joint. Early detection and diagnosis are crucial for successful clinical intervention and management to prevent severe complications,…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Aymen Sekhri , Marouane Tliba , Mohamed Amine Kerkouri , Yassine Nasser , Aladine Chetouani , Alessandro Bruno , Rachid Jennane

Knee osteoarthritis (KOA) affects more than 600 million individuals globally and is associated with significant pain, functional impairment, and disability. While personalized multidisciplinary interventions have the potential to slow…

This work presents a comparative study of existing and new techniques to detect knee injuries by leveraging Stanford's MRNet Dataset. All approaches are based on deep learning and we explore the comparative performances of transfer learning…

图像与视频处理 · 电气工程与系统科学 2020-10-06 David Azcona , Kevin McGuinness , Alan F. Smeaton

The 3D morphology and quantitative assessment of knee articular cartilages (i.e., femoral, tibial, and patellar cartilage) in magnetic resonance (MR) imaging is of great importance for knee radiographic osteoarthritis (OA) diagnostic…

图像与视频处理 · 电气工程与系统科学 2019-08-14 Chaowei Tan , Zhennan Yan , Shaoting Zhang , Kang Li , Dimitris N. Metaxas

We developed deep learning models for predicting Total Knee Replacement (TKR) need within various time horizons in knee osteoarthritis patients, with a novel capability: the models can perform TKR prediction using a single scan, and…

图像与视频处理 · 电气工程与系统科学 2025-03-31 Haresh Rengaraj Rajamohan , Richard Kijowski , Kyunghyun Cho , Cem M. Deniz

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…

图像与视频处理 · 电气工程与系统科学 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

Degeneration of articular cartilage (AC) is actively studied in knee osteoarthritis (OA) research via magnetic resonance imaging (MRI). Segmentation of AC tissues from MRI data is an essential step in quantification of their damage. Deep…

图像与视频处理 · 电气工程与系统科学 2024-08-07 Egor Panfilov , Aleksei Tiulpin , Stefan Klein , Miika T. Nieminen , Simo Saarakkala