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In post-operative radiotherapy for prostate cancer, the cancerous prostate gland has been surgically removed, so the clinical target volume (CTV) to be irradiated encompasses the microscopic spread of tumor cells, which cannot be visualized…

Prostate cancer is a leading cause of cancer-related deaths among men. The recent development of high frequency, micro-ultrasound imaging offers improved resolution compared to conventional ultrasound and potentially a better ability to…

We propose a method to non-rigidly align a three-dimensional (3D) volumetric image with a two-dimensional (2D) planar image representing a projection of the deformed volume. The application in mind comes from biological studies in which 2D…

Optimization and Control · Mathematics 2021-01-12 Paul Striewski , Benedikt Wirth

Freehand 3D ultrasound (US) imaging using conventional 2D probes offers flexibility and accessibility for diverse clinical applications but faces challenges in accurate probe pose estimation. Traditional methods depend on costly tracking…

Robotics · Computer Science 2025-10-20 Yameng Zhang , Dianye Huang , Max Q. -H. Meng , Nassir Navab , Zhongliang Jiang

Thanks to its capability of acquiring full-view frames at multiple kilohertz, ultrafast ultrasound imaging unlocked the analysis of rapidly changing physical phenomena in the human body, with pioneering applications such as ultrasensitive…

Image and Video Processing · Electrical Eng. & Systems 2020-12-22 Dimitris Perdios , Manuel Vonlanthen , Florian Martinez , Marcel Arditi , Jean-Philippe Thiran

Volumetry is one of the principal downstream applications of 3D medical image segmentation, for example, to detect abnormal tissue growth or for surgery planning. Conformal Prediction is a promising framework for uncertainty quantification,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Benjamin Lambert , Florence Forbes , Senan Doyle , Michel Dojat

X-ray computed tomography is a powerful tool for volumetric imaging, but requires the collection of a large number of low-noise projection images, which is often too time consuming, limiting its applicability. In our previous work…

Image and Video Processing · Electrical Eng. & Systems 2025-05-02 Zhenduo Shang , Thomas Blumensath

Artificial intelligence may assist healthcare systems in meeting increasing demand for pathology services while maintaining diagnostic quality and reducing turnaround time and costs. We aimed to investigate the performance of an…

Real-time localization of prostate gland in trans-rectal ultrasound images is a key technology that is required to automate the ultrasound guided prostate biopsy procedures. In this paper, we propose a new deep learning based approach which…

Computer Vision and Pattern Recognition · Computer Science 2018-05-29 Ahmet Tuysuzoglu , Jeremy Tan , Kareem Eissa , Atilla P. Kiraly , Mamadou Diallo , Ali Kamen

Human pose estimation is a very active research field, stimulated by its important applications in robotics, entertainment or health and sports sciences, among others. Advances in convolutional networks triggered noticeable improvements in…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Yann Desmarais , Denis Mottet , Pierre Slangen , Philippe Montesinos

Early diagnosis of breast cancer is crucial, enabling the establishment of appropriate treatment plans and markedly enhancing patient prognosis. While direct magnetic resonance imaging-guided biopsy demonstrates promising performance in…

Machine Learning · Computer Science 2025-11-18 Kyunghyun Lee , Yong-Min Shin , Minwoo Shin , Jihun Kim , Sunghwan Lim , Won-Yong Shin , Kyungho Yoon

With the emergence of swept-volume ultrasound (US) probes, precise and almost real-time US volume imaging has become available. This offers many new opportunities for computer guided diagnosis and therapy, 3-D images containing…

Other Computer Science · Computer Science 2008-01-25 Michael Baumann , Vincent Daanen , Antoine Leroy , Jocelyne Troccaz

A novel methodology is introduced here that exploits 2D images of arbitrary elastic body deformation instances, so as to quantify mechano-elastic characteristics that are deformation invariant. Determination of such characteristics allows…

Computer Vision and Pattern Recognition · Computer Science 2012-10-10 Dimitris Arabadjis , Panayiotis Rousopoulos , Constantin Papaodysseus , Michalis Panagopoulos , Panayiota Loumou , Georgios Theodoropoulos

Tracking of rotation and translation of medical instruments plays a substantial role in many modern interventions. Traditional external optical tracking systems are often subject to line-of-sight issues, in particular when the region of…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Benjamin Busam , Patrick Ruhkamp , Salvatore Virga , Beatrice Lentes , Julia Rackerseder , Nassir Navab , Christoph Hennersperger

BACKGROUND: Prostate brachytherapy consists in placing radioactive seeds for tumour destruction under transrectal ultrasound imaging (TRUS) control. It requires prostate delineation from the images for dose planning. Because ultrasound…

Other Computer Science · Computer Science 2007-12-14 V. Daanen , J. Gastaldo , J. Y. Giraud , P. Fourneret , J. L. Descotes , M. Bolla , D. Collomb , Jocelyne Troccaz

Accurate segmentation of prostate and surrounding organs at risk is important for prostate cancer radiotherapy treatment planning. We present a fully automated workflow for male pelvic CT image segmentation using deep learning. The…

Prostate cancer (PCa) was the most frequently diagnosed cancer among American men in 2023. The histological grading of biopsies is essential for diagnosis, and various deep learning-based solutions have been developed to assist with this…

Image and Video Processing · Electrical Eng. & Systems 2024-09-16 Ekaterina Redekop , Mara Pleasure , Zichen Wang , Anthony Sisk , Yang Zong , Kimberly Flores , William Speier , Corey W. Arnold

During neurosurgical operations, surgeons can decide to acquire intraoperative data to better proceed with the removal of a tumor. A valid option is given by ultrasound (US) imaging, which can be easily obtained at subsequent surgical…

Image and Video Processing · Electrical Eng. & Systems 2020-01-13 Luca Canalini , Jan Klein , Dorothea Miller , Ron Kikinis

Accurate prostate cancer diagnosis remains challenging. Even when using MRI, radiologists exhibit low specificity and significant inter-observer variability, leading to potential delays or inaccuracies in identifying clinically significant…

Automatic prostate segmentation is an important step in computer-aided diagnosis of prostate cancer and treatment planning. Existing methods of prostate segmentation are based on deep learning models which have a large size and lack of…