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Related papers: CoPESD: A Multi-Level Surgical Motion Dataset for …

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Monocular depth estimation and ego-motion estimation are significant tasks for scene perception and navigation in stable, accurate and efficient robot-assisted endoscopy. To tackle lighting variations and sparse textures in endoscopic…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Liangjing Shao , Linxin Bai , Chenkang Du , Xinrong Chen

In clinical practice, segmenting specific lesions based on the needs of physicians can significantly enhance diagnostic accuracy and treatment efficiency. However, conventional lesion segmentation models lack the flexibility to distinguish…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Shuyi Ouyang , Jinyang Zhang , Xiangye Lin , Xilai Wang , Qingqing Chen , Yen-Wei Chen , Lanfen Lin

Vision-and-language models (VLMs) have been increasingly explored in the medical domain, particularly following the success of CLIP in general domain. However, unlike the relatively straightforward pairing of 2D images and text, curating…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Ziyang Zhang , Yang Yu , Xulei Yang , Si Yong Yeo

In this work, we take aim towards increasing the effectiveness of surgical assistant robots. We intended to make assistant robots safer by making them aware about the actions of surgeon, so it can take appropriate assisting actions. In…

Gastrointestinal (GI) cancers account for 1.5 million deaths worldwide. Endoscopic Submucosal Dissection (ESD) is an advanced therapeutic endoscopy technique with superior clinical outcome due to the minimally invasive and en bloc removal…

Robotics · Computer Science 2018-04-19 Timo J. C. Oude Vrielink , Ming Zhao , Ara Darzi , George P. Mylonas

Embedding models have been crucial in enabling various downstream tasks such as semantic similarity, information retrieval, and clustering. Recently, there has been a surge of interest in developing universal text embedding models that can…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Ziyan Jiang , Rui Meng , Xinyi Yang , Semih Yavuz , Yingbo Zhou , Wenhu Chen

Instance segmentation in electron microscopy (EM) volumes is tough due to complex shapes and sparse annotations. Self-supervised learning helps but still struggles with intricate visual patterns in EM. To address this, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yinda Chen , Wei Huang , Xiaoyu Liu , Shiyu Deng , Qi Chen , Zhiwei Xiong

Large Vision-Language Models (LVLMs) have demonstrated strong multimodal reasoning capabilities on long and complex documents. However, their high memory footprint makes them impractical for deployment on resource-constrained edge devices.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Tanveer Hannan , Dimitrios Mallios , Parth Pathak , Faegheh Sardari , Thomas Seidl , Gedas Bertasius , Mohsen Fayyaz , Sunando Sengupta

Proper segmentation of organs-at-risk is important for radiation therapy, surgical planning, and diagnostic decision-making in medical image analysis. While deep learning-based segmentation architectures have made significant progress, they…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Riad Hassan , M. Rubaiyat Hossain Mondal , Sheikh Iqbal Ahamed , Fahad Mostafa , Md Mostafijur Rahman

Purpose: Laparoscopic cholecystectomy (LC) operative difficulty (LCOD) is highly variable and influences outcomes. Despite extensive LC studies in surgical workflow analysis, limited efforts explore LCOD using intraoperative video data.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Saurav Sharma , Maria Vannucci , Leonardo Pestana Legori , Mario Scaglia , Giovanni Guglielmo Laracca , Didier Mutter , Sergio Alfieri , Pietro Mascagni , Nicolas Padoy

While traditional computer vision models have historically struggled to generalize to endoscopic domains, the emergence of foundation models has shown promising cross-domain performance. In this work, we present the first large-scale study…

Computer Vision and Pattern Recognition · Computer Science 2025-07-09 Leon Mayer , Tim Rädsch , Dominik Michael , Lucas Luttner , Amine Yamlahi , Evangelia Christodoulou , Patrick Godau , Marcel Knopp , Annika Reinke , Fiona Kolbinger , Lena Maier-Hein

Assessing lesions and tracking their progression over time in brain magnetic resonance (MR) images is essential for diagnosing and monitoring multiple sclerosis (MS). Machine learning models have shown promise in automating the segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Berke Doga Basaran , Paul M. Matthews , Wenjia Bai

Surgical video understanding is a crucial prerequisite for advancing Computer-Assisted Surgery. While vision-language models (VLMs) have recently been applied to the surgical domain, existing surgical vision-language datasets lack in…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Lennart Maack , Alexander Schlaefer

The rise of Large Vision-Language Models (LVLMs) has significantly advanced video understanding. However, efficiently processing long videos remains a challenge due to the ``Sampling Dilemma'': low-density sampling risks missing critical…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Tianyuan Qu , Longxiang Tang , Bohao Peng , Senqiao Yang , Bei Yu , Jiaya Jia

An efficient and effective decoding mechanism is crucial in medical image segmentation, especially in scenarios with limited computational resources. However, these decoding mechanisms usually come with high computational costs. To address…

Image and Video Processing · Electrical Eng. & Systems 2024-05-14 Md Mostafijur Rahman , Mustafa Munir , Radu Marculescu

In the field of medical image segmentation, challenges such as indistinct lesion features, ambiguous boundaries,and multi-scale characteristics have long revailed. This paper proposes an improved method named Intensity-Spatial Dual Masked…

Image and Video Processing · Electrical Eng. & Systems 2025-02-17 Yuexing Ding , Jun Wang , Hongbing Lyu

Biomedical image segmentation is a critical task in medical diagnosis and treatment planning, enabling precise delineation of anatomical structures and pathological regions. Despite significant advancements, challenges persist due to the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Joao Batista Florindo , Amanda Pontes de Oliveira Ornelas

Recent advances in multimodal large language models (LLMs) have highlighted their potential for medical and surgical applications. However, existing surgical datasets predominantly adopt a Visual Question Answering (VQA) format with…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Tae-Min Choi , Tae Kyeong Jeong , Garam Kim , Jaemin Lee , Yeongyoon Koh , In Cheul Choi , Jae-Ho Chung , Jong Woong Park , Juyoun Park

Understanding long videos with multimodal large language models (MLLMs) remains challenging due to the heavy redundancy across frames and the need for temporally coherent representations. Existing static strategies, such as sparse sampling,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Naishan Zheng , Jie Huang , Qingpei Guo , Feng Zhao

Photorealistic reconstruction of street scenes is essential for developing real-world simulators in autonomous driving. While recent methods based on 3D/4D Gaussian Splatting (GS) have demonstrated promising results, they still encounter…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Xiaobao Wei , Qingpo Wuwu , Zhongyu Zhao , Zhuangzhe Wu , Nan Huang , Ming Lu , Ningning MA , Shanghang Zhang