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Related papers: Privacy-Aware Activity Classification from First P…

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Video action recognition, which is topical in computer vision and video analysis, aims to allocate a short video clip to a pre-defined category such as brushing hair or climbing stairs. Recent works focus on action recognition with deep…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Yuqi Huo , Xiaoli Xu , Yao Lu , Yulei Niu , Zhiwu Lu , Ji-Rong Wen

We present a method to analyze images taken from a passive egocentric wearable camera along with the contextual information, such as time and day of week, to learn and predict everyday activities of an individual. We collected a dataset of…

Computer Vision and Pattern Recognition · Computer Science 2015-10-07 Daniel Castro , Steven Hickson , Vinay Bettadapura , Edison Thomaz , Gregory Abowd , Henrik Christensen , Irfan Essa

Driver activity classification is crucial for ensuring road safety, with applications ranging from driver assistance systems to autonomous vehicle control transitions. In this paper, we present a novel approach leveraging generalizable…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Ross Greer , Mathias Viborg Andersen , Andreas Møgelmose , Mohan Trivedi

Due to recent advances in technology, the recording and analysis of video data has become an increasingly common component of athlete training programmes. Today it is incredibly easy and affordable to set up a fixed camera and record…

Computer Vision and Pattern Recognition · Computer Science 2017-05-26 Aiden Nibali , Zhen He , Stuart Morgan , Daniel Greenwood

In the era of rapid digitalization and artificial intelligence advancements, the development of DeepFake technology has posed significant security and privacy concerns. This paper presents an effective measure to assess the visual realism…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Luka Dragar , Peter Peer , Vitomir Štruc , Borut Batagelj

A computer vision system using low-resolution image sensors can provide intelligent services (e.g., activity recognition) but preserve unnecessary visual privacy information from the hardware level. However, preserving visual privacy and…

Human-Computer Interaction · Computer Science 2023-03-21 Yuntao Wang , Zirui Cheng , Xin Yi , Yan Kong , Xueyang Wang , Xuhai Xu , Yukang Yan , Chun Yu , Shwetak Patel , Yuanchun Shi

Recognising persons in everyday photos presents major challenges (occluded faces, different clothing, locations, etc.) for machine vision. We propose a convnet based person recognition system on which we provide an in-depth analysis of…

Computer Vision and Pattern Recognition · Computer Science 2015-09-28 Seong Joon Oh , Rodrigo Benenson , Mario Fritz , Bernt Schiele

Human visual system is modeled in engineering field providing feature-engineered methods which detect contrasted/surprising/unusual data into images. This data is "interesting" for humans and leads to numerous applications. Deep learning…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Matei Mancas , Phutphalla Kong , Bernard Gosselin

In this paper, we study the challenging problem of categorizing videos according to high-level semantics such as the existence of a particular human action or a complex event. Although extensive efforts have been devoted in recent years,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-23 Yu-Gang Jiang , Zuxuan Wu , Jun Wang , Xiangyang Xue , Shih-Fu Chang

Sports video analysis is a prevalent research topic due to the variety of application areas, ranging from multimedia intelligent devices with user-tailored digests up to analysis of athletes' performance. The Sports Video task is part of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Pierre-Etienne Martin , Jordan Calandre , Boris Mansencal , Jenny Benois-Pineau , Renaud Péteri , Laurent Mascarilla , Julien Morlier

We bring together ideas from recent work on feature design for egocentric action recognition under one framework by exploring the use of deep convolutional neural networks (CNN). Recent work has shown that features such as hand appearance,…

Computer Vision and Pattern Recognition · Computer Science 2016-05-13 Minghuang Ma , Haoqi Fan , Kris M. Kitani

With an increasing number of users sharing information online, privacy implications entailing such actions are a major concern. For explicit content, such as user profile or GPS data, devices (e.g. mobile phones) as well as web services…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Tribhuvanesh Orekondy , Bernt Schiele , Mario Fritz

The use of biometrics to authenticate users and control access to secure areas has become extremely popular in recent years, and biometric access control systems are frequently used by both governments and private corporations. However,…

Cryptography and Security · Computer Science 2023-12-04 Justin Spencer , Deborah Lawrence , Prosenjit Chatterjee , Kaushik Roy , Albert Esterline , Jung-Hee Kim

Audio and visual signals typically occur simultaneously, and humans possess an innate ability to correlate and synchronize information from these two modalities. Recently, a challenging problem known as Audio-Visual Segmentation (AVS) has…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Yuxuan Wang , Jinchao Zhu , Feng Dong , Shuyue Zhu

Unmanned Aerial Vehicles (UAVs) especially drones, equipped with vision techniques have become very popular in recent years, with their extensive use in wide range of applications. Many of these applications require use of computer vision…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Subrahmanyam Vaddi , Chandan Kumar , Ali Jannesari

This companion paper reports the ICPR 2026 TVRID competition on privacy-aware top-view person re-identification. We present the competition setting, the released RGB-Depth dataset, and a summary of final results with descriptions of the top…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Raphaël Delécluse , Hazem Wannous , Laurent Guimas

Internet traffic classification has become more important with rapid growth of current Internet network and online applications. There have been numerous studies on this topic which have led to many different approaches. Most of these…

Human detection in videos plays an important role in various real-life applications. Most traditional approaches depend on utilizing handcrafted features, which are problem-dependent and optimal for specific tasks. Moreover, they are highly…

Machine Learning · Computer Science 2026-01-06 Nouar AlDahoul , Aznul Qalid Md Sabri , Ali Mohammed Mansoor

Sharing collective perception messages (CPM) between vehicles is investigated to decrease occlusions so as to improve the perception accuracy and safety of autonomous driving. However, highly accurate data sharing and low communication…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Yunshuang Yuan , Hao Cheng , Monika Sester

Biometric verification systems are deployed in various security-based access-control applications that require user-friendly and reliable person verification. Among the different biometric characteristics, fingervein biometrics have been…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Raghavendra Ramachandra , Sushma Venkatesh