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In this paper, a deep domain adaptation based method for video smoke detection is proposed to extract a powerful feature representation of smoke. Due to the smoke image samples limited in scale and diversity for deep CNN training, we…

计算机视觉与模式识别 · 计算机科学 2017-09-26 Gao Xu , Yongming Zhang , Qixing Zhang , Gaohua Lin , Jinjun Wang

This work explores how to use self-supervised learning on videos to learn a class-specific image embedding that encodes pose and shape information. At train time, two frames of the same video of an object class (e.g. human upper body) are…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Olivia Wiles , A. Sophia Koepke , Andrew Zisserman

High throughput biomedical measurements normally capture multiple overlaid biologically relevant signals and often also signals representing different types of technical artefacts like e.g. batch effects. Signal identification and…

应用统计 · 统计学 2017-10-24 Rasmus Henningsson , Magnus Fontes

A basic algorithmic task in automated video surveillance is to separate background and foreground objects. Camera tampering, noisy videos, low frame rate, etc., pose difficulties in solving the problem. A general approach that classifies…

应用统计 · 统计学 2024-09-17 Subhrajyoty Roy , Ayanendranath Basu , Abhik Ghosh

We present a self-supervised learning-based pipeline for dense 3D reconstruction from full-length monocular endoscopic videos without a priori modeling of anatomy or shading. Our method only relies on unlabeled monocular endoscopic videos…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Xingtong Liu , Ayushi Sinha , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

Hyperspectral imaging is one of the most promising techniques for intraoperative tissue characterisation. Snapshot mosaic cameras, which can capture hyperspectral data in a single exposure, have the potential to make a real-time…

图像与视频处理 · 电气工程与系统科学 2021-12-02 Peichao Li , Michael Ebner , Philip Noonan , Conor Horgan , Anisha Bahl , Sebastien Ourselin , Jonathan Shapey , Tom Vercauteren

The objective of this paper is self-supervised representation learning, with the goal of solving semi-supervised video object segmentation (a.k.a. dense tracking). We make the following contributions: (i) we propose to improve the existing…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Fangrui Zhu , Li Zhang , Yanwei Fu , Guodong Guo , Weidi Xie

Benefiting from masked visual modeling, self-supervised video representation learning has achieved remarkable progress. However, existing methods focus on learning representations from scratch through reconstructing low-level features like…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Rui Wang , Dongdong Chen , Zuxuan Wu , Yinpeng Chen , Xiyang Dai , Mengchen Liu , Lu Yuan , Yu-Gang Jiang

Supervised training for real-world denoising presents challenges due to the difficulty of collecting large datasets of paired noisy and clean images. Recent methods have attempted to address this by utilizing unpaired datasets of clean and…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Hamadi Chihaoui , Paolo Favaro

Low signal-to-noise ratio videos -- such as those from underwater sonar, ultrasound, and microscopy -- pose significant challenges for computer vision models, particularly when paired clean imagery is unavailable. We present Spatiotemporal…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Suzanne Stathatos , Michael Hobley , Pietro Perona , Markus Marks

During laparoscopic surgery, smoke generated by tissue cauterization degrade endoscopic frames quality, increasing surgical risk and hindering both clinical decision-making and computer-assisted visual analysis. Therefore, removing surgical…

计算机视觉与模式识别 · 计算机科学 2026-02-05 Mingyu Sheng , Jianan Fan , Dongnan Liu , Guoyan Zheng , Ron Kikinis , Weidong Cai

Many microscopy applications are limited by the total amount of usable light and are consequently challenged by the resulting levels of noise in the acquired images. This problem is often addressed via (supervised) deep learning based…

图像与视频处理 · 电气工程与系统科学 2020-08-20 Anna S. Goncharova , Alf Honigmann , Florian Jug , Alexander Krull

Modern video summarization methods are based on deep neural networks that require a large amount of annotated data for training. However, existing datasets for video summarization are small-scale, easily leading to over-fitting of the deep…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Li Haopeng , Ke Qiuhong , Gong Mingming , Tom Drummond

Disentangled representations support a range of downstream tasks including causal reasoning, generative modeling, and fair machine learning. Unfortunately, disentanglement has been shown to be impossible without the incorporation of…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Matthew J. Vowels , Necati Cihan Camgoz , Richard Bowden

Smoke in real-world scenes can severely degrade image quality and hamper visibility. Recent image restoration methods either rely on data-driven priors that are susceptible to hallucinations, or are limited to static low-density smoke. We…

计算机视觉与模式识别 · 计算机科学 2025-12-25 Neham Jain , Andrew Jong , Sebastian Scherer , Ioannis Gkioulekas

Depth estimation in surgical video plays a crucial role in many image-guided surgery procedures. However, it is difficult and time consuming to create depth map ground truth datasets in surgical videos due in part to inconsistent brightness…

计算机视觉与模式识别 · 计算机科学 2024-02-07 Ange Lou , Jack Noble

Dataset distillation aims to synthesize compact yet informative datasets that allow models trained on them to achieve performance comparable to training on the full dataset. While this approach has shown promising results for image data,…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Zhenghao Zhao , Haoxuan Wang , Kai Wang , Yuzhang Shang , Yuan Hong , Yan Yan

Singular Value Decomposition (SVD) has become an important technique for reducing the computational burden of Vision Language Models (VLMs), which play a central role in tasks such as image captioning and visual question answering. Although…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Haiyu Wang , Yutong Wang , Jack Jiang , Sai Qian Zhang

A key challenge in self-supervised video representation learning is how to effectively capture motion information besides context bias. While most existing works implicitly achieve this with video-specific pretext tasks (e.g., predicting…

计算机视觉与模式识别 · 计算机科学 2021-04-05 Lianghua Huang , Yu Liu , Bin Wang , Pan Pan , Yinghui Xu , Rong Jin

Video generation models have demonstrated great capabilities of producing impressive monocular videos, however, the generation of 3D stereoscopic video remains under-explored. We propose a pose-free and training-free approach for generating…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Peng Dai , Feitong Tan , Qiangeng Xu , David Futschik , Ruofei Du , Sean Fanello , Xiaojuan Qi , Yinda Zhang