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Related papers: Anatomical Region Recognition and Real-time Bone T…

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Purpose: Semantic segmentation and landmark detection are fundamental tasks of medical image processing, facilitating further analysis of anatomical objects. Although deep learning-based pixel-wise classification has set a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Ron Keuth , Lasse Hansen , Maren Balks , Ronja Jäger , Anne-Nele Schröder , Ludger Tüshaus , Mattias Heinrich

Bone surface delineation in ultrasound is of interest due to its potential in diagnosis, surgical planning, and post-operative follow-up in orthopedics, as well as the potential of using bones as anatomical landmarks in surgical navigation.…

Computer Vision and Pattern Recognition · Computer Science 2020-01-08 Firat Ozdemir , Christine Tanner , Orcun Goksel

We propose a framework for extracting the bone surface from B-mode images employing the eigenspace minimum variance (ESMV) beamformer and a ridge detection method. We show that an ESMV beamformer with a rank-1 signal subspace can preserve…

Medical Physics · Physics 2016-09-07 Saeed Mehdizadeh , Sebastien Muller , Gabriel Kiss , Tonni F. Johansen , Sverre Holm

The scoliosis progression in adolescents requires close monitoring to timely take treatment measures. Ultrasound imaging is a radiation-free and low-cost alternative in scoliosis assessment to X-rays, which are typically used in clinical…

Image and Video Processing · Electrical Eng. & Systems 2021-09-14 Maria Victorova , Michael Ka-Shing Lee , David Navarro-Alarcon , Yongping Zheng

Skeletal bone age assessment is a common clinical practice to diagnose endocrine and metabolic disorders in child development. In this paper, we describe a fully automated deep learning approach to the problem of bone age assessment using…

Computer Vision and Pattern Recognition · Computer Science 2018-09-24 Vladimir Iglovikov , Alexander Rakhlin , Alexandr Kalinin , Alexey Shvets

Purpose: Inversion recovery prepared ultra-short echo time (IR-UTE)-based MRI enables radiation-free visualization of osseous tissue. However, sufficient signal-to-noise ratio (SNR) can only be obtained with long acquisition times. This…

In this work, we present a marker-based multi-view spine tracking method that is specifically adjusted to the requirements for movements in sports. A maximal focus is on the accurate detection of markers and fast usage of the system. For…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Hendrik Hachmann , Bodo Rosenhahn

Quantifying the accuracy of segmentation and manual delineation of organs, tissue types and tumors in medical images is a necessary measurement that suffers from multiple problems. One major shortcoming of all accuracy measures is that they…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Hamid R. Tizhoosh , Ahmed A. Othman

Diagnosing knee osteoarthritis (OA) early is crucial for managing symptoms and preventing further joint damage, ultimately improving patient outcomes and quality of life. In this paper, a bioimpedance-based diagnostic tool that combines…

Signal Processing · Electrical Eng. & Systems 2025-05-06 Jamal Al-Nabulsi , Mohammad Al-Sayed Ahmad , Baraa Hasaneiah , Fayhaa AlZoubi

Surgical treatment of complicated knee fractures is guided by real-time imaging using a mobile C-arm. Immediate and continuous control is achieved via 2D anatomy-specific standard views that correspond to a specific C-arm pose relative to…

Image and Video Processing · Electrical Eng. & Systems 2023-05-29 Lisa Kausch , Sarina Thomas , Holger Kunze , Jan Siad El Barbari , Klaus Maier-Hein

Degenerative spinal pathologies are highly prevalent among the elderly population. Timely diagnosis of osteoporotic fractures and other degenerative deformities facilitates proactive measures to mitigate the risk of severe back pain and…

Image and Video Processing · Electrical Eng. & Systems 2023-12-11 Hellena Hempe , Alexander Bigalke , Mattias P. Heinrich

Limited DXA access hinders osteoporosis screening. This proof-of-concept study proposes using widely available knee X-rays for opportunistic Bone Mineral Density (BMD) estimation via deep learning, emphasizing robust uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Long Hui , Wai Lok Yeung

In augmented reality (AR)-guided surgical navigation, preoperative organ models are superimposed onto the patient's intraoperative anatomy to visualize critical structures such as vessels and tumors. Accurate deformation modeling is…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Zheng Han , Jun Zhou , Jialun Pei , Jing Qin , Yingfang Fan , Qi Dou

The diagnostic accuracy and subjectivity of existing Knee Osteoarthritis (OA) ordinal grading systems has been a subject of on-going debate and concern. Existing automated solutions are trained to emulate these imperfect systems, whilst…

Machine Learning · Computer Science 2025-05-30 Niamh Belton , Aonghus Lawlor , Kathleen M. Curran

The emergence of real-time 3D ultrasound (US) makes it possible to consider image-based tracking of subcutaneous soft tissue targets for computer guided diagnosis and therapy. We propose a 3D transrectal US based tracking system for precise…

Other Computer Science · Computer Science 2008-01-17 Michael Baumann , Pierre Mozer , Vincent Daanen , Jocelyne Troccaz

Localizing oneself during endoscopic procedures can be problematic due to the lack of distinguishable textures and landmarks, as well as difficulties due to the endoscopic device such as a limited field of view and challenging lighting…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Gary Sarwin , Alessandro Carretta , Victor Staartjes , Matteo Zoli , Diego Mazzatenta , Luca Regli , Carlo Serra , Ender Konukoglu

Facial feature tracking is essential in imaging ballistocardiography for accurate heart rate estimation and enables motor degradation quantification in Parkinson's disease through skin feature tracking. While deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Jose Chang , Torbjörn E. M. Nordling

Cardiac motion estimation is critical to the assessment of cardiac function. Myocardium feature tracking (FT) can directly estimate cardiac motion from cine MRI, which requires no special scanning procedure. However, current deep…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Pingjun Chen , Xiao Chen , Eric Z. Chen , Hanchao Yu , Terrence Chen , Shanhui Sun

We present the first system that provides real-time probe movement guidance for acquiring standard planes in routine freehand obstetric ultrasound scanning. Such a system can contribute to the worldwide deployment of obstetric ultrasound…

Image and Video Processing · Electrical Eng. & Systems 2020-07-10 Richard Droste , Lior Drukker , Aris T. Papageorghiou , J. Alison Noble

Medical ultrasound (US) imaging is a frontline tool for the diagnosis of kidney diseases. However, traditional freehand imaging procedure suffers from inconsistent, operator-dependent outcomes, lack of 3D localization information, and risks…

Robotics · Computer Science 2026-02-19 Xihan Ma , Haichong Zhang