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Supervised deep learning models for automated CTG analysis are typically constrained by narrowly curated labelled datasets and limited patient cohorts, leaving substantial volumes of physiologically informative clinical recordings untapped.…

Machine Learning · Computer Science 2026-05-06 Sheng Wong , Ravi Shankar , Beth Albert , Hao Fei , Lin Li , Imane Ben M'Barek , Manu Vatish , Gabriel Davis Jones

The volume of a brain lesion (e.g. infarct or tumor) is a powerful indicator of patient prognosis and can be used to guide the therapeutic strategy. Lesional volume estimation is usually performed by segmentation with deep convolutional…

Image and Video Processing · Electrical Eng. & Systems 2023-07-31 Benjamin Lambert , Florence Forbes , Senan Doyle , Michel Dojat

Current fMRI foundation models primarily rely on a limited range of brain states and mismatched pretraining tasks, restricting their ability to learn generalized representations across diverse brain states. We present \textit{Brain-DiT}, a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Junfeng Xia , Wenhao Ye , Xuanye Pan , Xinke Shen , Mo Wang , Quanying Liu

Deploying visual reinforcement learning (RL) policies in real-world manipulation is often hindered by camera viewpoint changes. A policy trained from a fixed front-facing camera may fail when the camera is shifted -- an unavoidable…

Robotics · Computer Science 2026-03-13 Zheng Li , Pei Qu , Yufei Jia , Shihui Zhou , Haizhou Ge , Jiahang Cao , Jinni Zhou , Guyue Zhou , Jun Ma

Robust and accurate 2D/3D registration, which aligns preoperative models with intraoperative images of the same anatomy, is crucial for successful interventional navigation. To mitigate the challenge of a limited field of view in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min

Medical image foundation models have shown the ability to segment organs and tumors with minimal fine-tuning. These models are typically evaluated on task-specific in-distribution (ID) datasets. However, reliable performance on ID datasets…

Image and Video Processing · Electrical Eng. & Systems 2025-01-31 Aneesh Rangnekar , Nishant Nadkarni , Jue Jiang , Harini Veeraraghavan

Recent works have shown the promise of learning pre-trained models for 3D molecular representation. However, existing pre-training models focus predominantly on equilibrium data and largely overlook off-equilibrium conformations. It is…

Chemical Physics · Physics 2023-08-30 Rui Feng , Qi Zhu , Huan Tran , Binghong Chen , Aubrey Toland , Rampi Ramprasad , Chao Zhang

The rapid growth of medical imaging has fueled the development of Foundation Models (FMs) to reduce the growing, unsustainable workload on radiologists. While recent FMs have shown the power of large-scale pre-training to CT and MRI…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Antoine Saporta , Baptiste Callard , Corentin Dancette , Julien Khlaut , Charles Corbière , Leo Butsanets , Amaury Prat , Pierre Manceron

This paper introduces VisionPAD, a novel self-supervised pre-training paradigm designed for vision-centric algorithms in autonomous driving. In contrast to previous approaches that employ neural rendering with explicit depth supervision,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Haiming Zhang , Wending Zhou , Yiyao Zhu , Xu Yan , Jiantao Gao , Dongfeng Bai , Yingjie Cai , Bingbing Liu , Shuguang Cui , Zhen Li

Transformers have demonstrated remarkable performance in natural language processing and computer vision. However, existing vision Transformers struggle to learn from limited medical data and are unable to generalize on diverse medical…

Image and Video Processing · Electrical Eng. & Systems 2023-04-06 Yunhe Gao , Mu Zhou , Di Liu , Zhennan Yan , Shaoting Zhang , Dimitris N. Metaxas

Domain shift presents a significant challenge in applying Deep Learning to the segmentation of 3D medical images from sources like Magnetic Resonance Imaging (MRI) and Computed Tomography (CT). Although numerous Domain Adaptation methods…

Image and Video Processing · Electrical Eng. & Systems 2025-02-25 Boris Shirokikh , Anvar Kurmukov , Mariia Donskova , Valentin Samokhin , Mikhail Belyaev , Ivan Oseledets

For 3D medical image (e.g. CT and MRI) segmentation, the difficulty of segmenting each slice in a clinical case varies greatly. Previous research on volumetric medical image segmentation in a slice-by-slice manner conventionally use the…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Wenxuan Wang , Chen Chen , Jing Wang , Sen Zha , Yan Zhang , Jiangyun Li

Over the past two decades, machine analysis of medical imaging has advanced rapidly, opening up significant potential for several important medical applications. As complicated diseases increase and the number of cases rises, the role of…

Image and Video Processing · Electrical Eng. & Systems 2024-05-08 Fares Bougourzi , Fadi Dornaika , Cosimo Distante , Abdelmalik Taleb-Ahmed

Supervised deep learning techniques can be used to generate synthetic 7T MRIs from 3T MRI inputs. This image enhancement process leverages the advantages of ultra-high-field MRI to improve the signal-to-noise and contrast-to-noise ratios of…

Image and Video Processing · Electrical Eng. & Systems 2024-07-10 Qiming Cui , Duygu Tosun , Pratik Mukherjee , Reza Abbasi-Asl

Foundation models (FMs), large neural networks pretrained on extensive and diverse datasets, have revolutionized artificial intelligence and shown significant promise in medical imaging by enabling robust performance with limited labeled…

Image and Video Processing · Electrical Eng. & Systems 2025-06-17 Salah Ghamizi , Georgia Kanli , Yu Deng , Magali Perquin , Olivier Keunen

Existing X-ray based pre-trained vision models are usually conducted on a relatively small-scale dataset (less than 500k samples) with limited resolution (e.g., 224 $\times$ 224). However, the key to the success of self-supervised…

Image and Video Processing · Electrical Eng. & Systems 2024-04-30 Xiao Wang , Yuehang Li , Wentao Wu , Jiandong Jin , Yao Rong , Bo Jiang , Chuanfu Li , Jin Tang

We introduce SPECTRE, a fully transformer-based foundation model for volumetric computed tomography (CT). Our Self-Supervised & Cross-Modal Pretraining for CT Representation Extraction (SPECTRE) approach utilizes scalable 3D Vision…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Cris Claessens , Christiaan Viviers , Giacomo D'Amicantonio , Egor Bondarev , Fons van der Sommen

Masked Image Modeling (MIM) has become an essential method for building foundational visual models in remote sensing (RS). However, the limitations in size and diversity of existing RS datasets restrict the ability of MIM methods to learn…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Fengxiang Wang , Hongzhen Wang , Di Wang , Zonghao Guo , Zhenyu Zhong , Long Lan , Wenjing Yang , Jing Zhang

Pretrain techniques, whether supervised or self-supervised, are widely used in deep learning to enhance model performance. In real-world clinical scenarios, different sets of magnetic resonance (MR) contrasts are often acquired for…

Image and Video Processing · Electrical Eng. & Systems 2025-04-07 Badhan Kumar Das , Gengyan Zhao , Han Liu , Thomas J. Re , Dorin Comaniciu , Eli Gibson , Andreas Maier

We present ENSAM (Equivariant, Normalized, Segment Anything Model), a lightweight and promptable model for universal 3D medical image segmentation. ENSAM combines a SegResNet-based encoder with a prompt encoder and mask decoder in a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Elias Stenhede , Agnar Martin Bjørnstad , Arian Ranjbar