English
Related papers

Related papers: Workflow Augmentation of Video Data for Event Reco…

200 papers

Action recognition is a prerequisite for many applications in laparoscopic video analysis including but not limited to surgical training, operation room planning, follow-up surgery preparation, post-operative surgical assessment, and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Sahar Nasirihaghighi , Negin Ghamsarian , Daniela Stefanics , Klaus Schoeffmann , Heinrich Husslein

This paper strives for video event detection using a representation learned from deep convolutional neural networks. Different from the leading approaches, who all learn from the 1,000 classes defined in the ImageNet Large Scale Visual…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Pascal Mettes , Dennis C. Koelma , Cees G. M. Snoek

Though action recognition in videos has achieved great success recently, it remains a challenging task due to the massive computational cost. Designing lightweight networks is a possible solution, but it may degrade the recognition…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Wenhao Wu , Dongliang He , Xiao Tan , Shifeng Chen , Yi Yang , Shilei Wen

Data augmentation is practically helpful for visual recognition, especially at the time of data scarcity. However, such success is only limited to quite a few light augmentations (e.g., random crop, flip). Heavy augmentations are either…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Yalong Bai , Mohan Zhou , Wei Zhang , Bowen Zhou , Tao Mei

Deep-learning-based pipelines have shown the potential to revolutionalize microscopy image diagnostics by providing visual augmentations to a trained pathology expert. However, to match human performance, the methods rely on the…

The performance of deep learning methods critically depends on the quality and quantity of the available training data. This is especially the case for physiological time series, which are both noisy and scarce, which calls for data…

Signal Processing · Electrical Eng. & Systems 2025-04-08 Nina Moutonnet , Gregory Scott , Danilo P. Mandic

Temporal quality is a critical aspect of video generation, as it ensures consistent motion and realistic dynamics across frames. However, achieving high temporal coherence and diversity remains challenging. In this work, we explore temporal…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Harold Haodong Chen , Haojian Huang , Xianfeng Wu , Yexin Liu , Yajing Bai , Wen-Jie Shu , Harry Yang , Ser-Nam Lim

Recent self-supervised video representation learning methods focus on maximizing the similarity between multiple augmented views from the same video and largely rely on the quality of generated views. However, most existing methods lack a…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Jinhyung Kim , Taeoh Kim , Minho Shim , Dongyoon Han , Dongyoon Wee , Junmo Kim

The interest in leveraging Artificial Intelligence (AI) for surgical procedures to automate analysis has witnessed a significant surge in recent years. One of the primary tools for recording surgical procedures and conducting subsequent…

Active learning (AL) can reduce annotation costs in surgical video analysis while maintaining model performance. However, traditional AL methods, developed for images or short video clips, are suboptimal for surgical step recognition due to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Nisarg A. Shah , Bardia Safaei , Shameema Sikder , S. Swaroop Vedula , Vishal M. Patel

In problems such as sports video analytics, it is difficult to obtain accurate frame level annotations and exact event duration because of the lengthy videos and sheer volume of video data. This issue is even more pronounced in fast-paced…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Kanav Vats , Mehrnaz Fani , Pascale Walters , David A. Clausi , John Zelek

Video anomaly detection aims to discover abnormal events in videos, and the principal objects are target objects such as people and vehicles. Each target in the video data has rich spatio-temporal context information. Most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Chao Hu , Weibin Qiu , Weijie Wu , Liqiang Zhu

Compared to frame-based methods, computational neuromorphic imaging using event cameras offers significant advantages, such as minimal motion blur, enhanced temporal resolution, and high dynamic range. The multi-view consistency of Neural…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Chaoran Feng , Wangbo Yu , Xinhua Cheng , Zhenyu Tang , Junwu Zhang , Li Yuan , Yonghong Tian

Understanding the content of events occurring in the video and their inherent temporal logic is crucial for video-text retrieval. However, web-crawled pre-training datasets often lack sufficient event information, and the widely adopted…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Zongyang Ma , Ziqi Zhang , Yuxin Chen , Zhongang Qi , Chunfeng Yuan , Bing Li , Yingmin Luo , Xu Li , Xiaojuan Qi , Ying Shan , Weiming Hu

Detecting anomalies has become increasingly critical to the financial service industry. Anomalous events are often indicative of illegal activities such as fraud, identity theft, network intrusion, account takeover, and money laundering.…

Machine Learning · Computer Science 2021-01-06 Hongda Shen , Eren Kursun

Reliable perception during fast motion maneuvers or in high dynamic range environments is crucial for robotic systems. Since event cameras are robust to these challenging conditions, they have great potential to increase the reliability of…

Computer Vision and Pattern Recognition · Computer Science 2022-02-04 Nico Messikommer , Daniel Gehrig , Mathias Gehrig , Davide Scaramuzza

In this paper, we address the challenging problem of action recognition, using event-based cameras. To recognise most gestural actions, often higher temporal precision is required for sampling visual information. Actions are defined by…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Rohan Ghosh , Anupam Gupta , Andrei Nakagawa , Alcimar Soares , Nitish Thakor

Falls are a major cause of injuries and deaths among older adults worldwide. Accurate fall detection can help reduce potential injuries and additional health complications. Different types of video modalities can be used in a home setting…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Stefan Denkovski , Shehroz S. Khan , Alex Mihailidis

In order to provide the right type of assistance at the right time, computer-assisted surgery systems need context awareness. To achieve this, methods for surgical workflow analysis are crucial. Currently, convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2018-10-05 Isabel Funke , Alexander Jenke , Sören Torge Mees , Jürgen Weitz , Stefanie Speidel , Sebastian Bodenstedt

The splendid success of convolutional neural networks (CNNs) in computer vision is largely attributable to the availability of massive annotated datasets, such as ImageNet and Places. However, in medical imaging, it is challenging to create…

Machine Learning · Computer Science 2021-04-13 Zongwei Zhou , Jae Y. Shin , Suryakanth R. Gurudu , Michael B. Gotway , Jianming Liang