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Convolutional networks have become state-of-the-art techniques for automatic medical image analysis, with the U-net architecture being the most popular at this moment. In this article we report the application of a 3D version of U-net to…

Computer Vision and Pattern Recognition · Computer Science 2018-06-20 Germonda Mooij , Ines Bagulho , Henkjan Huisman

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

Purpose: Accurate segmentation of both the pituitary gland and adenomas from magnetic resonance imaging (MRI) is essential for diagnosis and treatment of pituitary adenomas. This systematic review evaluates automatic segmentation methods…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Mubaraq Yakubu , Navodini Wijethilake , Jonathan Shapey , Andrew King , Alexander Hammers

Matching MRI brain images between patients or mapping patients' MRI slices to the simulated atlas of a brain is key to the automatic registration of MRI of a brain. The ability to match MRI images would also enable such applications as…

Image and Video Processing · Electrical Eng. & Systems 2023-02-09 Jiří Martinů , Jan Novotný , Karel Adámek , Petr Čermák , Jiří Kozel , David Školoudík

The detailed images produced by Magnetic Resonance Imaging (MRI) provide life-critical information for the diagnosis and treatment of prostate cancer. To provide standardized acquisition, interpretation and usage of the complex MRI images,…

Image and Video Processing · Electrical Eng. & Systems 2023-09-25 Arnab Das , Suhita Ghosh , Sebastian Stober

Histopathological image analysis is a reliable method for prostate cancer identification. In this paper, we present a comparative analysis of two approaches for segmenting glandular structures in prostate images to automate Gleason grading.…

Image and Video Processing · Electrical Eng. & Systems 2025-01-23 Feda Bolus Al Baqain , Omar Sultan Al-Kadi

Accurate spine segmentation allows for improved identification and quantitative characterization of abnormalities of the vertebra, such as vertebral fractures. However, in existing automated vertebra segmentation methods on computed…

Computer Vision and Pattern Recognition · Computer Science 2016-06-14 Yinong Wang , Jianhua Yao , Holger R. Roth , Joseph E. Burns , Ronald M. Summers

In medical image analysis, constructing an atlas, i.e. a mean representative of an ensemble of images, is a critical task for practitioners to estimate variability of shapes inside a population, and to characterise and understand how…

Background and Objective: Accurate and reliable segmentation of the prostate gland in MR images can support the clinical assessment of prostate cancer, as well as the planning and monitoring of focal and loco-regional therapeutic…

Effective transperineal ultrasound image guidance in prostate external beam radiotherapy requires consistent alignment between probe and prostate at each session during patient set-up. Probe placement and ultrasound image inter-pretation…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Alexander Grimwood , Helen McNair , Yipeng Hu , Ester Bonmati , Dean Barratt , Emma Harris

Prostate cancer is one of the most prevalent cancers worldwide. One of the key factors in reducing its mortality is based on early detection. The computer-aided diagnosis systems for this task are based on the glandular structural analysis…

Image and Video Processing · Electrical Eng. & Systems 2021-05-25 Julio Silva-Rodríguez , Elena Payá-Bosch , Gabriel García , Adrián Colomer , Valery Naranjo

Purpose: Accurate 3D MRI-ultrasound (US) deformable registration is critical for real-time guidance in high-dose-rate (HDR) prostate brachytherapy. We present a weakly supervised spatial implicit neural representation (SINR) method to…

Medical Physics · Physics 2025-03-19 Jing Wang , Ruirui Liu , Yu Lei , Michael J. Baine , Tian Liu , Yang Lei

Nonlinear registration of 2D histological sections with corresponding slices of MRI data is a critical step of 3D histology reconstruction. This task is difficult due to the large differences in image contrast and resolution, as well as the…

Computer Vision and Pattern Recognition · Computer Science 2018-09-28 Juan Eugenio Iglesias , Marc Modat , Loic Peter , Allison Stevens , Roberto Annunziata , Tom Vercauteren , Ed Lein , Bruce Fischl , Sebastien Ourselin

Real-time transrectal ultrasound (TRUS) image guidance during robot-assisted laparoscopic radical prostatectomy has the potential to enhance surgery outcomes. Whether conventional or photoacoustic TRUS is used, the robotic system and the…

Robotics · Computer Science 2023-07-21 Zijian Wu , Hamid Moradi , Shuojue Yang , Hyunwoo Song , Emad M. Boctor , Septimiu E. Salcudean

The recently proposed Segment Anything Model (SAM) is a general tool for image segmentation, but it requires additional adaptation and careful fine-tuning for medical image segmentation, especially for small, irregularly-shaped, and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Yaxi Chen , Aleksandra Ivanova , Shaheer U. Saeed , Rikin Hargunani , Jie Huang , Chaozong Liu , Yipeng Hu

Prostate cancer is the most abundant cancer in men, with over 200,000 expected new cases and around 28,000 deaths in 2012 in the US alone. In this study, the segmentation results for the prostate central gland (PCG) in MR scans are…

Computer Vision and Pattern Recognition · Computer Science 2013-10-15 Jan Egger

Automatic segmentation of the prostate cancer from the multi-modal magnetic resonance images is of critical importance for the initial staging and prognosis of patients. However, how to use the multi-modal image features more efficiently is…

Image and Video Processing · Electrical Eng. & Systems 2020-11-10 Guokai Zhang , Xiaoang Shen , Ye Luo , Jihao Luo , Zeju Wang , Weigang Wang , Binghui Zhao , Jianwei Lu

This paper presents a fully automated method to segment the complex left atrial (LA) cavity, from 3D Gadolinium-enhanced magnetic resonance imaging (GE-MRI) scans. The proposed method consists of four steps: (1) preprocessing to convert the…

Image and Video Processing · Electrical Eng. & Systems 2018-10-11 Mengyun Qiao , Yuanyuan Wang , Rob J. van der Geest , Qian Tao

Classical pairwise image registration methods search for a spatial transformation that optimises a numerical measure that indicates how well a pair of moving and fixed images are aligned. Current learning-based registration methods have…

Image and Video Processing · Electrical Eng. & Systems 2019-10-22 Yipeng Hu , Eli Gibson , Dean C. Barratt , Mark Emberton , J. Alison Noble , Tom Vercauteren

We propose a novel hands-free method to interactively segment 3D medical volumes. In our scenario, a human user progressively segments an organ by answering a series of questions of the form "Is this voxel inside the object to segment?". At…

Computer Vision and Pattern Recognition · Computer Science 2016-09-21 Florian Dubost , Loic Peter , Christian Rupprecht , Benjamin Gutierrez-Becker , Nassir Navab