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Through our respiratory system, many viruses and diseases frequently spread and pass from one person to another. Covid-19 served as an example of how crucial it is to track down and cut back on contacts to stop its spread. There is a clear…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Mohamed R. Ibrahim , Terry Lyons

Emotion recognition,as a step toward mind reading,seeks to infer internal states from external cues.Most existing methods rely on explicit signals-such as facial expressions,speech,or gestures-that reflect only bodily responses and overlook…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Mengke Song , Yuge Xie , Qi Cui , Luming Li , Xinyu Liu , Guotao Wang , Chenglizhao Chen , Shanchen Pang

We address the challenging task of detecting the precise moment when hands make contact with objects in egocentric videos. This frame-level detection is crucial for augmented reality, human-computer interaction, assistive technologies, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Huy Anh Nguyen , Feras Dayoub , Minh Hoai

For better photography, most recent commercial cameras including smartphones have either adopted large-aperture lens to collect more light or used a burst mode to take multiple images within short times. These interesting features lead us…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Changyeon Won , Hae-Gon Jeon

The widespread use of mobile devices has created new challenges for vision systems in safety monitoring, workplace productivity assessment, and attention management. Detecting whether a person is using a phone requires not only object…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Jianqin Gao , Tianqi Wang , Yu Zhang , Yishu Zhang , Chenyuan Wang , Allan Dong , Zihao Wang

Egocentric vision is an emerging field of computer vision that is characterized by the acquisition of images and video from the first person perspective. In this paper we address the challenge of egocentric human action recognition by…

Computer Vision and Pattern Recognition · Computer Science 2019-05-03 Georgios Kapidis , Ronald Poppe , Elsbeth van Dam , Lucas P. J. J. Noldus , Remco C. Veltkamp

In a wearable camera video, we see what the camera wearer sees. While this makes it easy to know roughly what he chose to look at, it does not immediately reveal when he was engaged with the environment. Specifically, at what moments did…

Computer Vision and Pattern Recognition · Computer Science 2016-04-05 Yu-Chuan Su , Kristen Grauman

With the rapid development of artificial intelligence technologies and wearable devices, egocentric vision understanding has emerged as a new and challenging research direction, gradually attracting widespread attention from both academia…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Xiang Li , Heqian Qiu , Lanxiao Wang , Hanwen Zhang , Chenghao Qi , Linfeng Han , Huiyu Xiong , Hongliang Li

Wearable cameras capture a first-person view of the daily activities of the camera wearer, offering a visual diary of the user behaviour. Detection of the appearance of people the camera user interacts with for social interactions analysis…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Estefania Talavera , Alexandre Cola , Nicolai Petkov , Petia Radeva

Fingerspelling in sign language has been the means of communicating technical terms and proper nouns when they do not have dedicated sign language gestures. Automatic recognition of fingerspelling can help resolve communication barriers…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kamala Gajurel , Cuncong Zhong , Guanghui Wang

In a typical video conferencing setup, it is hard to maintain eye contact during a call since it requires looking into the camera rather than the display. We propose an eye contact correction model that restores the eye contact regardless…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Leo F. Isikdogan , Timo Gerasimow , Gilad Michael

Real-time eyeblink detection in the wild can widely serve for fatigue detection, face anti-spoofing, emotion analysis, etc. The existing research efforts generally focus on single-person cases towards trimmed video. However, multi-person…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Wenzheng Zeng , Yang Xiao , Sicheng Wei , Jinfang Gan , Xintao Zhang , Zhiguo Cao , Zhiwen Fang , Joey Tianyi Zhou

A user's eyes provide means for Human Computer Interaction (HCI) research as an important modal. The time to time scientific explorations of the eye has already seen an upsurge of the benefits in HCI applications from gaze estimation to the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Atul Sahay , Imon Mukherjee , Kavi Arya

The human hand is our primary interface to the physical world, yet egocentric perception rarely knows when, where, or how forcefully it makes contact. Robust wearable tactile sensors are scarce, and no existing in-the-wild datasets align…

Driver cognitive distraction is a major cause of road collisions and remains difficult to detect. Unlike manual or visual distraction, cognitive distraction is diverted by thoughts unrelated to driving, even when the driver appears visually…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Lang Zhang , JinYi Yoon , Matthew Corbett , Abhijit Sarkar , Bo Ji

Systems based on bag-of-words models from image features collected at maxima of sparse interest point operators have been used successfully for both computer visual object and action recognition tasks. While the sparse, interest-point based…

Computer Vision and Pattern Recognition · Computer Science 2013-12-31 Stefan Mathe , Cristian Sminchisescu

Recent years have witnessed rapid progress in detecting and recognizing individual object instances. To understand the situation in a scene, however, computers need to recognize how humans interact with surrounding objects. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2018-08-31 Chen Gao , Yuliang Zou , Jia-Bin Huang

We consider the question of how to best achieve the perception of eye contact when a person is captured by camera and then rendered on a 2D display. For single subjects photographed by a camera, conventional wisdom tells us that looking…

Human-Computer Interaction · Computer Science 2026-04-30 Alice Gao , Samyukta Jayakumar , Marcello Maniglia , Brian Curless , Ira Kemelmacher-Shlizerman , Aaron R. Seitz , Steven M. Seitz

Camera model identification refers to the problem of linking a picture to the camera model used to shoot it. As this might be an enabling factor in different forensic applications to single out possible suspects (e.g., detecting the author…

Computer Vision and Pattern Recognition · Computer Science 2019-11-15 Pedro Ribeiro Mendes Júnior , Luca Bondi , Paolo Bestagini , Stefano Tubaro , Anderson Rocha

Falls are significant and often fatal for vulnerable populations such as the elderly. Previous works have addressed the detection of falls by relying on data capture by a single sensor, images or accelerometers. In this work, we rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-11-06 Xueyi Wang