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We propose a new deep learning approach for automatic detection and segmentation of fluid within retinal OCT images. The proposed framework utilizes both ResNet and Encoder-Decoder neural network architectures. When training the network, we…

Computer Vision and Pattern Recognition · Computer Science 2017-08-21 Dustin Morley , Hassan Foroosh , Saad Shaikh , Ulas Bagci

Retinal lesions play a vital role in the accurate classification of retinal abnormalities. Many researchers have proposed deep lesion-aware screening systems that analyze and grade the progression of retinopathy. However, to the best of our…

Computer Vision and Pattern Recognition · Computer Science 2020-08-17 Taimur Hassan , Muhammad Usman Akram , Naoufel Werghi

Stroke is a major public health problem, affecting millions worldwide. Deep learning has recently demonstrated promise for enhancing the diagnosis and risk prediction of stroke. However, existing methods rely on costly medical imaging…

Image and Video Processing · Electrical Eng. & Systems 2025-12-17 Saeed Shurrab , Aadim Nepal , Terrence J. Lee-St. John , Nicola G. Ghazi , Bartlomiej Piechowski-Jozwiak , Farah E. Shamout

Automatic motion compensation and adjustment of an intraoperative imaging modality's field of view is a common problem during interventions. Optical coherence tomography (OCT) is an imaging modality which is used in interventions due to its…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Nils Gessert , Martin Gromniak , Matthias Schlüter , Alexander Schlaefer

Surgery is the only viable treatment for cataract patients with visual acuity (VA) impairment. Clinically, to assess the necessity of cataract surgery, accurately predicting postoperative VA before surgery by analyzing multi-view optical…

Image and Video Processing · Electrical Eng. & Systems 2022-12-13 Jinhong Wang , Jingwen Wang , Tingting Chen , Wenhao Zheng , Zhe Xu , Xingdi Wu , Wen Xu , Haochao Ying , Danny Chen , Jian Wu

Optical Coherence Tomography Angiography (OCTA) has been increasingly used in the management of eye and systemic diseases in recent years. Manual or automatic analysis of blood vessel in 2D OCTA images (en face angiograms) is commonly used…

Image and Video Processing · Electrical Eng. & Systems 2021-03-01 Shuai Yu , Jianyang Xie , Jinkui Hao , Yalin Zheng , Jiong Zhang , Yan Hu , Jiang Liu , Yitian Zhao

Dynamic coronary roadmapping is a technology that overlays the vessel maps (the "roadmap") extracted from an offline image sequence of X-ray angiography onto a live stream of X-ray fluoroscopy in real-time. It aims to offer navigational…

Image and Video Processing · Electrical Eng. & Systems 2024-08-29 Yikang Liu , Lin Zhao , Eric Z. Chen , Xiao Chen , Terrence Chen , Shanhui Sun

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

In this paper, we propose a framework that incorporates experts diagnostics and insights into the analysis of Optical Coherence Tomography (OCT) using multi-modal learning. To demonstrate the effectiveness of this approach, we create a…

Image and Video Processing · Electrical Eng. & Systems 2022-03-22 Y. Logan , K. Kokilepersaud , G. Kwon , G. AlRegib , C. Wykoff , H. Yu

Purpose: (1) To develop a deep learning algorithm to identify major tissue structures of the optic nerve head (ONH) in 3D optical coherence tomography (OCT) scans; (2) to exploit such information to robustly differentiate among healthy,…

Optical coherence tomography (OCT) based measurements of retinal layer thickness, such as the retinal nerve fibre layer (RNFL) and the ganglion cell with inner plexiform layer (GCIPL) are commonly used for the diagnosis and monitoring of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Stefan Maetschke , Bhavna Antony , Hiroshi Ishikawa , Gadi Wollstein , Joel S. Schuman , Rahil Garnavi

We apply three optical coherence tomography (OCT) image analysis techniques to extract morphometric information from OCT images obtained on peripheral nerves of rat. The accuracy of each technique is evaluated against histological…

Tissues and Organs · Quantitative Biology 2019-01-09 J. Hope , B. Brauer , S. Amirapu , A. McDaid , F. Vanholsbeeck

Forecasting motion of a specific target object is a common problem for surgical interventions, e.g. for localization of a target region, guidance for surgical interventions, or motion compensation. Optical coherence tomography (OCT) is an…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Marcel Bengs , Nils Gessert , Alexander Schlaefer

In medical imaging, there are clinically relevant segmentation tasks where the output mask is a projection to a subset of input image dimensions. In this work, we propose a novel convolutional neural network architecture that can…

Image and Video Processing · Electrical Eng. & Systems 2021-08-03 Dmitrii Lachinov , Philipp Seeboeck , Julia Mai , Ursula Schmidt-Erfurth , Hrvoje Bogunovic

This short textbook was written for someone who newly start studying, doing research, or development about optical coherence tomography (OCT) or using OCT. The first chapter summarizes the concept and the history of OCT. In the second…

Medical Physics · Physics 2022-12-09 Yoshiaki Yasuno

Purpose: Disease progression of retinal atrophy associated with AMD requires the accurate quantification of the retinal atrophy changes on longitudinal OCT studies. It is based on finding, comparing, and delineating subtle atrophy changes…

Image and Video Processing · Electrical Eng. & Systems 2023-08-01 Adi Szeskin , Roei Yehuda , Or Shmueli , Jaime Levy , Leo Joskowicz

Intravascular polarimetry with catheter-based polarization-sensitive optical coherence tomography (PS-OCT) complements the high-resolution structural tomograms of OCT with morphological contrast available through polarimetry. Its clinical…

Purpose: To develop a deep learning approach to digitally-stain optical coherence tomography (OCT) images of the optic nerve head (ONH). Methods: A horizontal B-scan was acquired through the center of the ONH using OCT (Spectralis) for 1…

Histopathological analysis is crucial in artery characterization for coronary artery disease (CAD). However, histology requires an invasive and time-consuming process. In this paper, we propose to generate virtual histology staining using…

Image and Video Processing · Electrical Eng. & Systems 2022-11-15 Xueshen Li , Hongshan Liu , Xiaoyu Song , Brigitta C. Brott , Silvio H. Litovsky , Yu Gan

Computed tomography (CT) is a widely used imaging modality for medical diagnosis and treatment. In electroencephalography (EEG), CT imaging is necessary for co-registering with magnetic resonance imaging (MRI) and for creating more accurate…

Medical Physics · Physics 2019-06-12 Andreas D. Lauritzen , Xenophon Papademetris , Sergei Turovets , John A. Onofrey