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Related papers: Multitask Learning to Improve Egocentric Action Re…

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With the rapid development of wearable cameras, a massive collection of egocentric video for first-person visual perception becomes available. Using egocentric videos to predict first-person activity faces many challenges, including limited…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Linfeng Xu , Qingbo Wu , Lili Pan , Fanman Meng , Hongliang Li , Chiyuan He , Hanxin Wang , Shaoxu Cheng , Yu Dai

This technical report analyzes an egocentric video action detection method we used in the 2021 EPIC-KITCHENS-100 competition hosted in CVPR2021 Workshop. The goal of our task is to locate the start time and the end time of the action in the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Zhiwu Qing , Ziyuan Huang , Xiang Wang , Yutong Feng , Shiwei Zhang , Jianwen Jiang , Mingqian Tang , Changxin Gao , Marcelo H. Ang , Nong Sang

This paper introduces neck-mounted view gaze estimation, a new task that estimates user gaze from the neck-mounted camera perspective. Prior work on egocentric gaze estimation, which predicts device wearer's gaze location within the…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Haoyu Huang , Yoichi Sato

Procedure learning involves identifying the key-steps and determining their logical order to perform a task. Existing approaches commonly use third-person videos for learning the procedure, making the manipulated object small in appearance…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Siddhant Bansal , Chetan Arora , C. V. Jawahar

Understanding human actions from videos of first-person view poses significant challenges. Most prior approaches explore representation learning on egocentric videos only, while overlooking the potential benefit of exploiting existing…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Jilan Xu , Yifei Huang , Junlin Hou , Guo Chen , Yuejie Zhang , Rui Feng , Weidi Xie

In classic video action recognition, labels may not contain enough information about the diverse video appearance and dynamics, thus, existing models that are trained under the standard supervised learning paradigm may extract less…

Computer Vision and Pattern Recognition · Computer Science 2020-04-14 Zhiyu Yao , Yunbo Wang , Mingsheng Long , Jianmin Wang , Philip S Yu , Jiaguang Sun

Learning in a multi-target environment without prior knowledge about the targets requires a large amount of samples and makes generalization difficult. To solve this problem, it is important to be able to discriminate targets through…

Machine Learning · Computer Science 2021-10-27 Kibeom Kim , Min Whoo Lee , Yoonsung Kim , Je-Hwan Ryu , Minsu Lee , Byoung-Tak Zhang

Action recognition is currently one of the top-challenging research fields in computer vision. Convolutional Neural Networks (CNNs) have significantly boosted its performance but rely on fixed-size spatio-temporal windows of analysis,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-27 Alejandro López-Cifuentes , Marcos Escudero-Viñolo , Jesús Bescós

The idea of using multi-task learning approaches to address the joint extraction of entity and relation is motivated by the relatedness between the entity recognition task and the relation classification task. Existing methods using…

Computation and Language · Computer Science 2020-09-18 Kai Sun , Richong Zhang , Samuel Mensah , Yongyi Mao , Xudong Liu

Action recognition and anticipation are key to the success of many computer vision applications. Existing methods can roughly be grouped into those that extract global, context-aware representations of the entire image or sequence, and…

Computer Vision and Pattern Recognition · Computer Science 2016-11-21 Mohammad Sadegh Aliakbarian , Fatemehsadat Saleh , Basura Fernando , Mathieu Salzmann , Lars Petersson , Lars Andersson

The egocentric and exocentric viewpoints of a human activity look dramatically different, yet invariant representations to link them are essential for many potential applications in robotics and augmented reality. Prior work is limited to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Zihui Xue , Kristen Grauman

Learning an egocentric action recognition model from video data is challenging due to distractors (e.g., irrelevant objects) in the background. Further integrating object information into an action model is hence beneficial. Existing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Victor Escorcia , Ricardo Guerrero , Xiatian Zhu , Brais Martinez

Action recognition is essential for egocentric video understanding, allowing automatic and continuous monitoring of Activities of Daily Living (ADLs) without user effort. Existing literature focuses on 3D hand pose input, which requires…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Wiktor Mucha , Martin Kampel

Action anticipation in egocentric videos is a difficult task due to the inherently multi-modal nature of human actions. Additionally, some actions happen faster or slower than others depending on the actor or surrounding context which could…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Nada Osman , Guglielmo Camporese , Pasquale Coscia , Lamberto Ballan

Multi-task learning has recently become a very active field in deep learning research. In contrast to learning a single task in isolation, multiple tasks are learned at the same time, thereby utilizing the training signal of related tasks…

Computation and Language · Computer Science 2019-04-24 Tobias Kahse

Multi-Task Learning is a learning paradigm that uses correlated tasks to improve performance generalization. A common way to learn multiple tasks is through the hard parameter sharing approach, in which a single architecture is used to…

Machine Learning · Computer Science 2022-04-15 Angelica Tiemi Mizuno Nakamura , Denis Fernando Wolf , Valdir Grassi

We exploit a self-supervised deep multi-task learning framework for electrocardiogram (ECG) -based emotion recognition. The proposed solution consists of two stages of learning a) learning ECG representations and b) learning to classify…

Signal Processing · Electrical Eng. & Systems 2020-08-11 Pritam Sarkar , Ali Etemad

We present ongoing work to harness biological approaches to achieving highly efficient egocentric perception by combining the space-variant imaging architecture of the mammalian retina with Deep Learning methods. By pre-processing images…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Nina Hristozova , Piotr Ozimek , Jan Paul Siebert

The rapid evolution of egocentric video analysis brings new insights into understanding human activities and intentions from a first-person perspective. Despite this progress, the fragmentation in tasks like action recognition, procedure…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Jing Bi , Yunlong Tang , Luchuan Song , Ali Vosoughi , Nguyen Nguyen , Chenliang Xu

Wearable cameras are becoming more and more popular in several applications, increasing the interest of the research community in developing approaches for recognizing actions from the first-person point of view. An open challenge in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Mirco Planamente , Andrea Bottino , Barbara Caputo