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Surgical tool segmentation in endoscopic videos is an important component of computer assisted interventions systems. Recent success of image-based solutions using fully-supervised deep learning approaches can be attributed to the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Manish Sahu , Ronja Strömsdörfer , Anirban Mukhopadhyay , Stefan Zachow

In order to use the navigation system effectively, distance information sensors such as depth sensors are essential. Since depth sensors are difficult to use in endoscopy, many groups propose a method using convolutional neural networks. In…

Image and Video Processing · Electrical Eng. & Systems 2021-12-28 Bong Hyuk Jeong , Hang Keun Kim , Young Don Son

Surgical tool segmentation in endoscopic images is an important problem: it is a crucial step towards full instrument pose estimation and it is used for integration of pre- and intra-operative images into the endoscopic view. While many…

Computer Vision and Pattern Recognition · Computer Science 2020-07-10 Daniil Pakhomov , Wei Shen , Nassir Navab

Monocular depth estimation in colonoscopy video aims to overcome the unusual lighting properties of the colonoscopic environment. One of the major challenges in this area is the domain gap between annotated but unrealistic synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Shuxian Wang , Akshay Paruchuri , Zhaoxi Zhang , Sarah McGill , Roni Sengupta

Surgical tool segmentation in endoscopic images is the first step towards pose estimation and (sub-)task automation in challenging minimally invasive surgical operations. While many approaches in the literature have shown great results…

Robotics · Computer Science 2019-02-14 Cristian da Costa Rocha , Nicolas Padoy , Benoit Rosa

Purpose: Segmentation of surgical instruments in endoscopic videos is essential for automated surgical scene understanding and process modeling. However, relying on fully supervised deep learning for this task is challenging because manual…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Manish Sahu , Anirban Mukhopadhyay , Stefan Zachow

Robotic ultrasound (US) systems have shown great potential to make US examinations easier and more accurate. Recently, various machine learning techniques have been proposed to realize automatic US image interpretation for robotic US…

Robotics · Computer Science 2023-05-17 Keyu Li , Xinyu Mao , Chengwei Ye , Ang Li , Yangxin Xu , Max Q. -H. Meng

Often in medical imaging, it is prohibitively challenging to produce enough boundary annotations to train deep neural networks for accurate tumor segmentation. We propose the use of weak labels about whether an image presents tumor or…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Eugene Vorontsov , Pavlo Molchanov , Christopher Beckham , Jan Kautz , Samuel Kadoury

Semantic segmentation of polyps and depth estimation are two important research problems in endoscopic image analysis. One of the main obstacles to conduct research on these research problems is lack of annotated data. Endoscopic…

Computer Vision and Pattern Recognition · Computer Science 2022-04-08 Shrawan Kumar Thapa , Pranav Poudel , Binod Bhattarai , Danail Stoyanov

The performance of medical image segmentation is increasingly defined by the efficiency of data utilization rather than merely the volume of raw data. Accurate segmentation, particularly for complex pathologies like meningiomas, demands…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Yunhao Xu , Fuquan Zong , Yexuan Xing , Chulong Zhang , Guang Yang , Shilong Yang , Xiaokun Liang , Juan Yu

Two of the most common tasks in medical imaging are classification and segmentation. Either task requires labeled data annotated by experts, which is scarce and expensive to collect. Annotating data for segmentation is generally considered…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Ozan Ciga , Anne L. Martel

In surgical oncology, screening colonoscopy plays a pivotal role in providing diagnostic assistance, such as biopsy, and facilitating surgical navigation, particularly in polyp detection. Computer-assisted endoscopic surgery has recently…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Baoru Huang , Yida Wang , Anh Nguyen , Daniel Elson , Francisco Vasconcelos , Danail Stoyanov

Accurate instrument segmentation in endoscopic vision of robot-assisted surgery is challenging due to reflection on the instruments and frequent contacts with tissue. Deep neural networks (DNN) show competitive performance and are in favor…

Computer Vision and Pattern Recognition · Computer Science 2024-07-01 Haonan Peng , Shan Lin , Daniel King , Yun-Hsuan Su , Randall A. Bly , Kris S. Moe , Blake Hannaford

Accurate depth estimation enhances endoscopy navigation and diagnostics, but obtaining ground-truth depth in clinical settings is challenging. Synthetic datasets are often used for training, yet the domain gap limits generalization to real…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Xinqi Xiong , Andrea Dunn Beltran , Jun Myeong Choi , Marc Niethammer , Roni Sengupta

Polyp segmentation is a crucial step towards computer-aided diagnosis of colorectal cancer. However, most of the polyp segmentation methods require pixel-wise annotated datasets. Annotated datasets are tedious and time-consuming to produce,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Guangyu Ren , Michalis Lazarou , Jing Yuan , Tania Stathaki

Computer-assisted surgical (CAS) systems enhance surgical execution and outcomes by providing advanced support to surgeons. These systems often rely on deep learning models trained on complex, challenging-to-annotate data. While synthetic…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Sabina Martyniak , Joanna Kaleta , Diego Dall'Alba , Michał Naskręt , Szymon Płotka , Przemysław Korzeniowski

Deep learning has emerged as a powerful artificial intelligence tool to interpret medical images for a growing variety of applications. However, the paucity of medical imaging data with high-quality annotations that is necessary for…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Faisal Mahmood , Richard Chen , Sandra Sudarsky , Daphne Yu , Nicholas J. Durr

Mammography stands as the main screening method for detecting breast cancer early, enhancing treatment success rates. The segmentation of landmark structures in mammography images can aid the medical assessment in the evaluation of cancer…

Image and Video Processing · Electrical Eng. & Systems 2025-03-31 Jan Hurtado , Joao P. Maia , Cesar A. Sierra-Franco , Alberto Raposo

Segmentation is essential for medical image analysis tasks such as intervention planning, therapy guidance, diagnosis, treatment decisions. Deep learning is becoming increasingly prominent for segmentation, where the lack of annotations,…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Firat Ozdemir , Zixuan Peng , Christine Tanner , Philipp Fuernstahl , Orcun Goksel

The ability to dynamically extend a model to new data and classes is critical for multiple organ and tumor segmentation. However, due to privacy regulations, accessing previous data and annotations can be problematic in the medical domain.…

Image and Video Processing · Electrical Eng. & Systems 2023-07-24 Yixiao Zhang , Xinyi Li , Huimiao Chen , Alan Yuille , Yaoyao Liu , Zongwei Zhou
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