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The diagnosis and segmentation of tumors using any medical diagnostic tool can be challenging due to the varying nature of this pathology. Magnetic Reso- nance Imaging (MRI) is an established diagnostic tool for various diseases and…

Computer Vision and Pattern Recognition · Computer Science 2017-11-01 Tanvi Gupta , Pranay Manocha , Tapan K. Gandhi , RK Gupta , BK Panigrahi

Prostate biopsy and image-guided treatment procedures are often performed under the guidance of ultrasound fused with magnetic resonance images (MRI). Accurate image fusion relies on accurate segmentation of the prostate on ultrasound…

Image and Video Processing · Electrical Eng. & Systems 2022-09-07 Sulaiman Vesal , Iani Gayo , Indrani Bhattacharya , Shyam Natarajan , Leonard S. Marks , Dean C Barratt , Richard E. Fan , Yipeng Hu , Geoffrey A. Sonn , Mirabela Rusu

The objective of this study is the segmentation of the intima-media complex of the common carotid artery, on longitudinal ultrasound images, to measure its thickness. We propose a fully automatic region-based segmentation method, involving…

Image and Video Processing · Electrical Eng. & Systems 2022-01-31 Nolann Lainé , Guillaume Zahnd , Herv é Liebgott , Maciej Orkisz

Spine image segmentation is crucial for clinical diagnosis and treatment of spine diseases. The complex structure of the spine and the high morphological similarity between individual vertebrae and adjacent intervertebral discs make…

Image and Video Processing · Electrical Eng. & Systems 2025-08-27 Dingwei Fan , Junyong Zhao , Chunlin Li , Mingliang Wang , Qi Zhu , Haipeng Si , Daoqiang Zhang , Liang Sun

Purpose: The goal of this study is to show the advantage of a collaborative work in the annotation and evaluation of prostate cancer tissues from T2-weighted MRI compared to the commonly used double blind evaluation. Methods: The…

Medical Physics · Physics 2017-08-30 Christian Mata , Alain Lalande , Paul Walker , Arnau Oliver , Joan Martí

We hypothesize that probabilistic voxel-level classification of anatomy and malignancy in prostate MRI, although typically posed as near-identical segmentation tasks via U-Nets, require different loss functions for optimal performance due…

Image and Video Processing · Electrical Eng. & Systems 2021-10-26 Anindo Saha , Joeran Bosma , Jasper Linmans , Matin Hosseinzadeh , Henkjan Huisman

Purpose: Deformable image registration (DIR) is critical in adaptive radiation therapy (ART) to account for anatomical changes. Conventional intensity-based DIR methods often fail when image intensities differ. This study evaluates a hybrid…

Medical Physics · Physics 2024-11-27 Keyur D. Shah , James A. Shackleford , Nagarajan Kandasamy , Gregory C. Sharp

Multi-parametric MR images have been shown to be effective in the non-invasive diagnosis of prostate cancer. Automated segmentation of the prostate eliminates the need for manual annotation by a radiologist which is time consuming. This…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Lavanya Umapathy , Wyatt Unger , Faryal Shareef , Hina Arif , Diego Martin , Maria Altbach , Ali Bilgin

This paper proposes a fully automated atlas-based pancreas segmentation method from CT volumes utilizing atlas localization by regression forest and atlas generation using blood vessel information. Previous probabilistic atlas-based…

Computer Vision and Pattern Recognition · Computer Science 2020-05-08 Masahiro Oda , Natsuki Shimizu , Ken'ichi Karasawa , Yukitaka Nimura , Takayuki Kitasaka , Kazunari Misawa , Michitaka Fujiwara , Daniel Rueckert , Kensaku Mori

Manual segmentation of hepatic metastases in ultrasound images acquired from patients suffering from pancreatic cancer is common practice. Semiautomatic measurements promising assistance in this process are often assessed using a small…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 Alexander Hann , Lucas Bettac , Mark M. Haenle , Tilmann Graeter , Andreas W. Berger , Jens Dreyhaupt , Dieter Schmalstieg , Wolfram G. Zoller , Jan Egger

The PI-CAI (Prostate Imaging: Cancer AI) challenge led to expert-level diagnostic algorithms for clinically significant prostate cancer detection. The algorithms receive biparametric MRI scans as input, which consist of T2-weighted and…

Image and Video Processing · Electrical Eng. & Systems 2024-07-01 Alessa Hering , Sarah de Boer , Anindo Saha , Jasper J. Twilt , Mattias P. Heinrich , Derya Yakar , Maarten de Rooij , Henkjan Huisman , Joeran S. Bosma

Automated 3D segmentation of prostate lesions from biparametric MRI (bp-MRI) is essential for reliable algorithmic analysis, but achieving high precision remains challenging. Volumetric methods must combine multiple modalities while…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Cuiling Sun , Linkai Peng , Adam Murphy , Elif Keles , Hiten D. Patel , Ashley Ross , Frank Miller , Baris Turkbey , Andrea Mia Bejar , Halil Ertugrul Aktas , Gorkem Durak , Ulas Bagci

Melanoma brain metastases (MBM) are common and spatially heterogeneous lesions, complicating cohort-level analyses due to anatomical variability and differing MRI protocols. We propose a fully differentiable, deep-learning-based deformable…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Nanna E. Wielenberg , Ilinca Popp , Oliver Blanck , Lucas Zander , Jan C. Peeken , Stephanie E. Combs , Anca-Ligia Grosu , Dimos Baltas , Tobias Fechter

Radiological imaging of the prostate is becoming more popular among researchers and clinicians in searching for diseases, primarily cancer. Scans might be acquired with different equipment or at different times for prognosis monitoring,…

Graphics · Computer Science 2016-08-03 Saad Nadeem , Rui Shi , Joseph Marino , Wei Zeng , Xianfeng Gu , Arie Kaufman

Prostate cancer was the third most common cancer in 2020 internationally, coming after breast cancer and lung cancer. Furthermore, in recent years prostate cancer has shown an increasing trend. According to clinical experience, if this…

Image and Video Processing · Electrical Eng. & Systems 2022-08-30 Carlos Nácher Collado

Purpose: To achieve effective robot-assisted laparoscopic prostatectomy, the integration of transrectal ultrasound (TRUS) imaging system which is the most widely used imaging modelity in prostate imaging is essential. However, manual…

Prostate brachytherapy involves implanting radioactive seeds (I125 for instance) permanently in the gland for the treatment of localized prostate cancers, e.g., cT1c-T2a N0 M0 with good prognostic factors. Treatment planning and seed…

Medical image analysis tasks often focus on regions or structures located in a particular location within the patient's body. Often large parts of the image may not be of interest for the image analysis task. When using deep-learning based…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Thomas Buddenkotte , Roland Opfer , Julia Krüger , Alessa Hering , Mireia Crispin-Ortuzar

The manual outlining of hepatic metastasis in (US) ultrasound acquisitions from patients suffering from pancreatic cancer is common practice. However, such pure manual measurements are often very time consuming, and the results repeatedly…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Jan Egger , Xiaojun Chen , Lucas Bettac , Mark Hänle , Tilmann Gräter , Wolfram Zoller , Dieter Schmalstieg , Alexander Hann

Purpose: The goal of this work was to develop a deep network for whole-head segmentation including clinical MRIs with abnormal anatomy, and compile the first public benchmark dataset for this purpose. We collected 98 MRIs with volumetric…

Image and Video Processing · Electrical Eng. & Systems 2025-09-04 Andrew M Birnbaum , Adam Buchwald , Peter Turkeltaub , Adam Jacks , George Carra , Shreya Kannana , Yu Huang , Abhisheck Datta , Lucas C Parra , Lukas A Hirsch
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