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Recent advancements in foundation models, typically trained with self-supervised learning on large-scale and diverse datasets, have shown great potential in medical image analysis. However, due to the significant spatial heterogeneity of…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Lingxiao Luo , Xuanzhong Chen , Bingda Tang , Xinsheng Chen , Rong Han , Chengpeng Hu , Yujiang Li , Ting Chen

We provide an empirical investigation of the potential of pre-training vision-language models on an unprecedented scale: 100 billion examples. We find that model performance tends to saturate at this scale on many common Western-centric…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Xiao Wang , Ibrahim Alabdulmohsin , Daniel Salz , Zhe Li , Keran Rong , Xiaohua Zhai

Vision-language models are integral to computer vision research, yet many high-performing models remain closed-source, obscuring their data, design and training recipe. The research community has responded by using distillation from…

We introduce Human-like Video Models (HVM-1), large-scale video models pretrained with nearly 5000 hours of curated human-like video data (mostly egocentric, temporally extended, continuous video recordings), using the spatiotemporal masked…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 A. Emin Orhan

Video captioning is a challenging task that necessitates a thorough comprehension of visual scenes. Existing methods follow a typical one-to-one mapping, which concentrates on a limited sample space while ignoring the intrinsic semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-05-20 Xiaoya Chen , Jingkuan Song , Pengpeng Zeng , Lianli Gao , Heng Tao Shen

Foundation models are becoming increasingly effective in the medical domain, offering pre-trained models on large datasets that can be readily adapted for downstream tasks. Despite progress, fetal ultrasound images remain a challenging…

Accurate and robust tracking and reconstruction of the surgical scene is a critical enabling technology toward autonomous robotic surgery. Existing algorithms for 3D perception in surgery mainly rely on geometric information, while we…

Image and Video Processing · Electrical Eng. & Systems 2023-02-21 Shan Lin , Albert J. Miao , Jingpei Lu , Shunkai Yu , Zih-Yun Chiu , Florian Richter , Michael C. Yip

Clinical MRI encompasses diverse imaging protocols--spanning anatomical targets (cardiac, brain, knee), contrasts (T1, T2, mapping), sampling patterns (Cartesian, radial, spiral, kt-space), and acceleration factors--yet current deep…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Puyang Wang , Pengfei Guo , Keyi Chai , Jinyuan Zhou , Daguang Xu , Shanshan Jiang

Scene graphs (SGs) provide structured relational representations crucial for decoding complex, dynamic surgical environments. This PRISMA-ScR-guided scoping review systematically maps the evolving landscape of SG research in surgery,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Angelo Henriques , Korab Hoxha , Daniel Zapp , Peter C. Issa , Nassir Navab , M. Ali Nasseri

We present RASO, a foundation model designed to Recognize Any Surgical Object, offering robust open-set recognition capabilities across a broad range of surgical procedures and object classes, in both surgical images and videos. RASO…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Jiajie Li , Brian R Quaranto , Chenhui Xu , Ishan Mishra , Ruiyang Qin , Dancheng Liu , Peter C W Kim , Jinjun Xiong

Despite advancements in robotic-assisted surgery, automating complex tasks like suturing remain challenging due to the need for adaptability and precision. Learning-based approaches, particularly reinforcement learning (RL) and imitation…

Robotics · Computer Science 2025-02-12 Jin Wu , Haoying Zhou , Peter Kazanzides , Adnan Munawar , Anqi Liu

Video-language pre-training is crucial for learning powerful multi-modal representation. However, it typically requires a massive amount of computation. In this paper, we develop SMAUG, an efficient pre-training framework for video-language…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Yuanze Lin , Chen Wei , Huiyu Wang , Alan Yuille , Cihang Xie

Generative AI, in general, and synthetic visual data generation, in specific, hold much promise for benefiting surgical training by providing photorealism to simulation environments. Current training methods primarily rely on reading…

Image and Video Processing · Electrical Eng. & Systems 2024-06-12 Ivan Iliash , Simeon Allmendinger , Felix Meissen , Niklas Kühl , Daniel Rückert

Foundation models, often pre-trained with large-scale data, have achieved paramount success in jump-starting various vision and language applications. Recent advances further enable adapting foundation models in downstream tasks efficiently…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Dequan Wang , Xiaosong Wang , Lilong Wang , Mengzhang Li , Qian Da , Xiaoqiang Liu , Xiangyu Gao , Jun Shen , Junjun He , Tian Shen , Qi Duan , Jie Zhao , Kang Li , Yu Qiao , Shaoting Zhang

Quality assessment of images and videos emphasizes both local details and global semantics, whereas general data sampling methods (e.g., resizing, cropping or grid-based fragment) fail to catch them simultaneously. To address the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-08 Yongxu Liu , Yinghui Quan , Guoyao Xiao , Aobo Li , Jinjian Wu

Surgical practice involves complex visual interpretation, procedural skills, and advanced medical knowledge, making surgical vision-language pretraining (VLP) particularly challenging due to this complexity and the limited availability of…

Although long-video understanding demands that models capture hierarchical temporal information -- from clip (seconds) and shot (tens of seconds) to event (minutes) and story (hours) -- existing benchmarks either neglect this multi-scale…

Surgical video datasets are essential for scene understanding, enabling procedural modeling and intra-operative support. However, these datasets are often heavily imbalanced, with rare actions and tools under-represented, which limits the…

Quantitative Methods · Quantitative Biology 2025-10-10 Danush Kumar Venkatesh , Adam Schmidt , Muhammad Abdullah Jamal , Omid Mohareri

Clinically reliable perception of surgical scenes is essential for advancing intelligent, context-aware intraoperative assistance such as instrument handoff guidance, collision avoidance, and workflow-aware robotic support. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Tajamul Ashraf , Abrar Ul Riyaz , Wasif Tak , Tavaheed Tariq , Sonia Yadav , Moloud Abdar , Janibul Bashir

Graph-based holistic scene representations facilitate surgical workflow understanding and have recently demonstrated significant success. However, this task is often hindered by the limited availability of densely annotated surgical scene…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Çağhan Köksal , Ghazal Ghazaei , Felix Holm , Azade Farshad , Nassir Navab