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Intraoperative ultrasound facilitates localisation of tumour boundaries during minimally invasive procedures. Autonomous ultrasound scanning systems have been recently proposed to improve scanning accuracy and reduce surgeons' cognitive…

Robotics · Computer Science 2018-03-19 Lin Zhang , Menglong Ye , Stamatia Giannarou , Philip Pratt , Guang-Zhong Yang

Automated analysis of surgical videos is crucial for improving surgical training, workflow optimization, and postoperative assessment. We introduce a CSMAE, Masked Autoencoder (MAE)-based pretraining approach, specifically developed for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Nisarg A. Shah , Wele Gedara Chaminda Bandara , Shameema Skider , S. Swaroop Vedula , Vishal M. Patel

Masked Image Modeling (MIM) has achieved impressive representative performance with the aim of reconstructing randomly masked images. Despite the empirical success, most previous works have neglected the important fact that it is…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Junde Xu , Zikai Lin , Donghao Zhou , Yaodong Yang , Xiangyun Liao , Bian Wu , Guangyong Chen , Pheng-Ann Heng

Compressive sensing (CS) reconstructs images from sub-Nyquist measurements by solving a sparsity-regularized inverse problem. Traditional CS solvers use iterative optimizers with hand crafted sparsifiers, while early data-driven methods…

Computer Vision and Pattern Recognition · Computer Science 2023-06-02 Pamuditha Somarathne , Tharindu Wickremasinghe , Amashi Niwarthana , A. Thieshanthan , Chamira U. S. Edussooriya , Dushan N. Wadduwage

Deepfake techniques have been widely used for malicious purposes, prompting extensive research interest in developing Deepfake detection methods. Deepfake manipulations typically involve tampering with facial parts, which can result in…

Multimedia · Computer Science 2023-05-11 Juan Hu , Xin Liao , Difei Gao , Satoshi Tsutsui , Qian Wang , Zheng Qin , Mike Zheng Shou

Deepfake techniques have been widely used for malicious purposes, prompting extensive research interest in developing Deepfake detection methods. Deepfake manipulations typically involve tampering with facial parts, which can result in…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Juan Hu , Xin Liao , Difei Gao , Satoshi Tsutsui , Qian Wang , Zheng Qin , Mike Zheng Shou

Biological data like electroencephalography (EEG) are typically contaminated by unwanted signals, called artifacts. Therefore, many applications dealing with biological data with low signal-to-noise ratio require robust artifact correction.…

Signal Processing · Electrical Eng. & Systems 2022-04-29 Paul Maanen , Sarah Blum , Stefan Debener

Despite the high diagnostic accuracy of Magnetic Resonance Imaging (MRI), using MRI as a Point-of-Care (POC) disease identification tool poses significant accessibility challenges due to the use of high magnetic field strength and lengthy…

Machine Learning · Computer Science 2024-06-25 Yuning Du , Rohan Dharmakumar , Sotirios A. Tsaftaris

Dealing with missing modalities in Magnetic Resonance Imaging (MRI) and overcoming their negative repercussions is considered a hurdle in biomedical imaging. The combination of a specified set of modalities, which is selected depending on…

Image and Video Processing · Electrical Eng. & Systems 2022-03-15 Reza Azad , Nika Khosravi , Mohammad Dehghanmanshadi , Julien Cohen-Adad , Dorit Merhof

Motion capture (mocap) and time-of-flight based sensing of human actions are becoming increasingly popular modalities to perform robust activity analysis. Applications range from action recognition to quantifying movement quality for health…

Computer Vision and Pattern Recognition · Computer Science 2020-12-04 Suhas Lohit , Rushil Anirudh , Pavan Turaga

We propose a method for retrospective motion correction of fMRI data in simultaneous EEG-fMRI that employs the EEG array as a sensitive motion detector. EEG motion artifacts are used to generate motion regressors describing rotational head…

Medical Physics · Physics 2012-08-31 Vadim Zotev , Han Yuan , Raquel Phillips , Jerzy Bodurka

Magnetic Resonance Imaging (MRI) plays a vital role in diagnosis, management and monitoring of many diseases. However, it is an inherently slow imaging technique. Over the last 20 years, parallel imaging, temporal encoding and compressed…

Magnetic particle imaging is a promising medical imaging technique. Applying changing magnetic fields to tracer material injected into the object under investigation results in a change in magnetization. Measurement of related induced…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Stephanie Blanke , Christina Brandt

Multimodal representation learning has shown promising improvements on various vision-language tasks. Most existing methods excel at building global-level alignment between vision and language while lacking effective fine-grained image-text…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Zijia Zhao , Longteng Guo , Xingjian He , Shuai Shao , Zehuan Yuan , Jing Liu

Magnetic Resonance Imaging (MRI) offers unparalleled soft-tissue contrast but is fundamentally limited by long acquisition times. While deep learning-based accelerated MRI can dramatically shorten scan times, the reconstruction from…

Image and Video Processing · Electrical Eng. & Systems 2025-08-22 Paul Fischer , Jan Nikolas Morshuis , Thomas Küstner , Christian Baumgartner

How to learn discriminative video representation from unlabeled videos is challenging but crucial for video analysis. The latest attempts seek to learn a representation model by predicting the appearance contents in the masked regions.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Xinyu Sun , Peihao Chen , Liangwei Chen , Changhao Li , Thomas H. Li , Mingkui Tan , Chuang Gan

In this study, we demonstrate a novel self-navigated motion correction method that suppresses eye motion and blinking artifacts on wide-field optical coherence tomographic angiography (OCTA) without requiring any hardware modification.…

Medical Physics · Physics 2020-05-25 Xiang Wei , Tristan T. Hormel , Yukun Guo , Thomas S. Hwang , Yali Jia

Mechanomyography (MMG) is a promising tool for measuring muscle activity in the field but its sensitivity to motion artifacts limits its application. In this study, we proposed an adaptative filtering method for MMG accelerometers based on…

Signal Processing · Electrical Eng. & Systems 2025-08-29 Matthieu Correa , Nicolas Vignais , Isabelle A. Siegler , Maxime Projetti

Self-supervised models allow (pre-)training on unlabeled data and therefore have the potential to overcome the need for large annotated cohorts. One leading self-supervised model is the masked autoencoder (MAE) which was developed on…

Image and Video Processing · Electrical Eng. & Systems 2023-03-13 Daniel M. Lang , Eli Schwartz , Cosmin I. Bercea , Raja Giryes , Julia A. Schnabel

Automatic neonatal brain tissue segmentation in preterm born infants is a prerequisite for evaluation of brain development. However, automatic segmentation is often hampered by motion artifacts caused by infant head movements during image…

Image and Video Processing · Electrical Eng. & Systems 2019-06-12 N. Khalili , E. Turk , M. Zreik , M. A. Viergever , M. J. N. L. Benders , I. Isgum