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This paper presents a structured ordinal measure method for video-based face recognition that simultaneously learns ordinal filters and structured ordinal features. The problem is posed as a non-convex integer program problem that includes…

计算机视觉与模式识别 · 计算机科学 2015-07-10 Ran He , Tieniu Tan , Larry Davis , Zhenan Sun

The article presents a new multi-label comprehensive image dataset from flexible endoscopy, colonoscopy and capsule endoscopy, named ERS. The collection has been labeled according to the full medical specification of 'Minimum Standard…

计算机视觉与模式识别 · 计算机科学 2022-01-24 Jan Cychnerski , Tomasz Dziubich , Adam Brzeski

Recording surgery in operating rooms is an essential task for education and evaluation of medical treatment. However, recording the desired targets, such as the surgery field, surgical tools, or doctor's hands, is difficult because the…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Ryo Hachiuma , Tomohiro Shimizu , Hideo Saito , Hiroki Kajita , Yoshifumi Takatsume

Purpose: Recent advances in Surgical Data Science (SDS) have contributed to an increase in video recordings from hospital environments. While methods such as surgical workflow recognition show potential in increasing the quality of patient…

计算机视觉与模式识别 · 计算机科学 2023-07-27 Lennart Bastian , Tony Danjun Wang , Tobias Czempiel , Benjamin Busam , Nassir Navab

Reconstructing accurate 3D surface models of sinus anatomy directly from an endoscopic video is a promising avenue for cross-sectional and longitudinal analysis to better understand the relationship between sinus anatomy and surgical…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Xingtong Liu , Maia Stiber , Jindan Huang , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

To date, endovascular surgeries are performed using the golden standard of Fluoroscopy, which uses ionising radiation to visualise catheters and vasculature. Prolonged Fluoroscopic exposure is harmful for the patient and the clinician, and…

图像与视频处理 · 电气工程与系统科学 2023-09-27 Alex Ranne , Yordanka Velikova , Nassir Navab , Ferdinando Rodriguez y Baena

Following the technological advancements in medicine, the operation rooms are evolving into intelligent environments. The context-aware systems (CAS) can comprehensively interpret the surgical state, enable real-time warning, and support…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Negin Ghamsarian

In endoscopic procedures, surgeons work with live video streams from the inside of their subjects. A main source for documentation of procedures are still frames from the video, identified and taken during the surgery. However, with growing…

Flexible robots hold great promise for enhancing minimally invasive surgery (MIS) by providing superior dexterity, precise control, and safe tissue interaction. Yet, translating these advantages into endoscopic interventions within open…

Precise camera tracking, high-fidelity 3D tissue reconstruction, and real-time online visualization are critical for intrabody medical imaging devices such as endoscopes and capsule robots. However, existing SLAM (Simultaneous Localization…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Kailing Wang , Chen Yang , Yuehao Wang , Sikuang Li , Yan Wang , Qi Dou , Xiaokang Yang , Wei Shen

We introduce a speech-guided embodied agent framework for video-guided skull base surgery that dynamically executes perception and image-guidance tasks in response to surgeon queries. The proposed system integrates natural language…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Jecia Z. Y. Mao , Francis X. Creighton , Russell H. Taylor , Manish Sahu

Wireless capsule endoscopy is a medical procedure used to visualize the entire gastrointestinal tract and to diagnose intestinal conditions, such as polyps or bleeding. Current analyses are performed by manually inspecting nearly each one…

图像与视频处理 · 电气工程与系统科学 2020-10-05 Pablo Laiz , Jordi Vitrià , Hagen Wenzek , Carolina Malagelada , Fernando Azpiroz , Santi Seguí

The application of deep learning to medical image segmentation has been hampered due to the lack of abundant pixel-level annotated data. Few-shot Semantic Segmentation (FSS) is a promising strategy for breaking the deadlock. However, a…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Xiaoang Shen , Guokai Zhang , Huilin Lai , Jihao Luo , Jianwei Lu , Ye Luo

The measurement of retinal blood flow (RBF) in capillaries can provide a powerful biomarker for the early diagnosis and treatment of ocular diseases. However, no single modality can determine capillary flowrates with high precision.…

图像与视频处理 · 电气工程与系统科学 2024-07-16 Chiao-Yi Wang , Faranguisse Kakhi Sadrieh , Yi-Ting Shen , Shih-En Chen , Sarah Kim , Victoria Chen , Achyut Raghavendra , Dongyi Wang , Osamah Saeedi , Yang Tao

Video Capsule Endoscopy (VCE) is a promising method for improving the medical examination of the small intestine in the gastrointestinal tract. A key challenge is their limited size, resulting in a short battery lifetime which conflicts…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Oliver Bause , Jörg Gamerdinger , Julia Werner , Oliver Bringmann

Snapshot compressed sensing (CS) refers to compressive imaging systems in which multiple frames are mapped into a single measurement frame. Each pixel in the acquired frame is a noisy linear mapping of the corresponding pixels in the frames…

信息论 · 计算机科学 2019-04-30 Shirin Jalali , Xin Yuan

Robotic surgery has been proven to offer clear advantages during surgical procedures, however, one of the major limitations is obtaining haptic feedback. Since it is often challenging to devise a hardware solution with accurate force…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Cong Gao , Xingtong Liu , Michael Peven , Mathias Unberath , Austin Reiter

In order to improve model accuracy, generalization, and class imbalance issues, this work offers a strong methodology for classifying endoscopic images. We suggest a hybrid feature extraction method that combines convolutional neural…

图像与视频处理 · 电气工程与系统科学 2024-11-06 Bidisha Chakraborty , Shree Mitra

The scanning fiber endoscope (SFE), an ultra-small optical imaging device with a large field-of-view (FOV) for having a clear forward view into the interior of blood vessels, has great potential in the cardio-vascular disease diagnosis and…

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…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min