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Related papers: Periodontal Bone Loss Analysis via Keypoint Detect…

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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

In pediatric orthodontics, accurate estimation of growth potential is essential for developing effective treatment strategies. Our research aims to predict this potential by identifying the growth peak and analyzing cervical vertebra…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Jinhee Kim , Taesung Kim , Taewoo Kim , Dong-Wook Kim , Byungduk Ahn , Yoon-Ji Kim , In-Seok Song , Jaegul Choo

Automatic teeth segmentation in panoramic x-ray images is an important research subject of the image analysis in dentistry. In this study, we propose a post-processing stage to obtain a segmentation map in which the objects in the image are…

Image and Video Processing · Electrical Eng. & Systems 2022-04-04 Selahattin Serdar Helli , Andac Hamamci

Objective: Surveillance imaging of chronic aortic diseases, such as dissections, relies on obtaining and comparing cross-sectional diameter measurements at predefined aortic landmarks, over time. Due to a lack of robust tools, the…

Accurate bone tracking is crucial for kinematic analysis in orthopedic surgery and prosthetic robotics. Traditional methods (e.g., skin markers) are subject to soft tissue artifacts, and the bone pins used in surgery introduce the risk of…

Signal Processing · Electrical Eng. & Systems 2024-06-03 Bangyu Lan , Stefano Stramigioli , Kenan Niu

Existing methods detect the keypoints in a non-differentiable way, therefore they can not directly optimize the position of keypoints through back-propagation. To address this issue, we present a partially differentiable keypoint detection…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Xiaoming Zhao , Xingming Wu , Jinyu Miao , Weihai Chen , Peter C. Y. Chen , Zhengguo Li

Lesion segmentation on nasal endoscopic images is challenging due to its complex lesion features. Fully-supervised deep learning methods achieve promising performance with pixel-level annotations but impose a significant annotation burden…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Pengyu Jie , Wanquan Liu , Chenqiang Gao , Yihui Wen , Rui He , Weiping Wen , Pengcheng Li , Jintao Zhang , Deyu Meng

We propose a novel learned keypoint detection method to increase the number of correct matches for the task of non-rigid image correspondence. By leveraging true correspondences acquired by matching annotated image pairs with a specified…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Felipe Cadar , Welerson Melo , Vaishnavi Kanagasabapathi , Guilherme Potje , Renato Martins , Erickson R. Nascimento

Periodontal pocket depth is a widely used biomarker for diagnosing risk of periodontal disease. However, pocket depth typically exhibits skewness and heavy-tailedness, and its relationship with clinical risk factors is often nonlinear.…

Methodology · Statistics 2025-05-06 Qingyang Liu , Shijie Wang , Ray Bai , Dipankar Bandyopadhyay

Localisation of surgical tools constitutes a foundational building block for computer-assisted interventional technologies. Works in this field typically focus on training deep learning models to perform segmentation tasks. Performance of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Zhe Han , Charlie Budd , Gongyu Zhang , Huanyu Tian , Christos Bergeles , Tom Vercauteren

Parkinson's Disease (PD) affects over 10 million people worldwide, with speech impairments in up to 89% of patients. Current speech-based detection systems analyze entire utterances, potentially overlooking the diagnostic value of specific…

Computation and Language · Computer Science 2025-10-07 Ilias Tougui , Mehdi Zakroum , Mounir Ghogho

Cribriform growth patterns in prostate carcinoma are associated with poor prognosis. We aimed to introduce a deep learning method to detect such patterns automatically. To do so, convolutional neural network was trained to detect cribriform…

Image and Video Processing · Electrical Eng. & Systems 2020-09-14 Pierre Ambrosini , Eva Hollemans , Charlotte F. Kweldam , Geert J. L. H. van Leenders , Sjoerd Stallinga , Frans Vos

High-resolution fingerprint recognition often relies on sophisticated matching algorithms based on hand-crafted keypoint descriptors, with pores being the most common keypoint choice. Our method is the opposite of the prevalent approach: we…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Gabriel Dahia , Maurício Pamplona Segundo

Vertebral body compression fractures are 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 automatic…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Alexey Zakharov , Maxim Pisov , Alim Bukharaev , Alexey Petraikin , Sergey Morozov , Victor Gombolevskiy , Mikhail Belyaev

The two-stage object pose estimation paradigm first detects semantic keypoints on the image and then estimates the 6D pose by minimizing reprojection errors. Despite performing well on standard benchmarks, existing techniques offer no…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Heng Yang , Marco Pavone

Parkinson's disease (PD) is a progressive neurodegenerative condition characterized by the death of dopaminergic neurons, leading to various movement disorder symptoms. Early diagnosis of PD is crucial to prevent adverse effects, yet…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Nabil Daiyan , Md Rakibul Haque

Minimally invasive surgery can benefit significantly from automated surgical tool detection, enabling advanced analysis and assistance. However, the limited availability of annotated data in surgical settings poses a challenge for training…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Ana Davila , Jacinto Colan , Yasuhisa Hasegawa

A transhumeral prosthesis restores missing anatomical segments below the shoulder, including the hand. Active prostheses utilize real-valued, continuous sensor data to recognize patient target poses, or goals, and proactively move the…

Accurate and automated tumor segmentation is highly desired since it has the great potential to increase the efficiency and reproducibility of computing more complete tumor measurements and imaging biomarkers, comparing to (often partial)…

Image and Video Processing · Electrical Eng. & Systems 2020-08-26 Ling Zhang , Yu Shi , Jiawen Yao , Yun Bian , Kai Cao , Dakai Jin , Jing Xiao , Le Lu

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