English
Related papers

Related papers: Compact CNN for Indexing Egocentric Videos

200 papers

This paper presents a lightweight three-dimensional convolutional neural network (3DCNN) for human activity recognition (HAR) using event-based vision data. Privacy preservation is a key challenge in human monitoring systems, as…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Mehdi Sefidgar Dilmaghani , Francis Fowley , Peter Corcoran

This study introduces a method for efficiently detecting objects within 3D point clouds using convolutional neural networks (CNNs). Our approach adopts a unique feature-centric voting mechanism to construct convolutional layers that…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Tianyi Lyu , Dian Gu , Peiyuan Chen , Yaoting Jiang , Zhenhong Zhang , Huadong Pang , Li Zhou , Yiping Dong

The work in this paper is driven by the question how to exploit the temporal cues available in videos for their accurate classification, and for human action recognition in particular? Thus far, the vision community has focused on…

Computer Vision and Pattern Recognition · Computer Science 2017-11-23 Ali Diba , Mohsen Fayyaz , Vivek Sharma , Amir Hossein Karami , Mohammad Mahdi Arzani , Rahman Yousefzadeh , Luc Van Gool

Our objective in this work is fine-grained classification of actions in untrimmed videos, where the actions may be temporally extended or may span only a few frames of the video. We cast this into a query-response mechanism, where each…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Chuhan Zhang , Ankush Gupta , Andrew Zisserman

Anticipating actions before they are executed is crucial for a wide range of practical applications, including autonomous driving and robotics. In this paper, we study the egocentric action anticipation task, which predicts future action…

Computer Vision and Pattern Recognition · Computer Science 2021-01-20 Yu Wu , Linchao Zhu , Xiaohan Wang , Yi Yang , Fei Wu

Human actions in egocentric videos are often hand-object interactions composed from a verb (performed by the hand) applied to an object. Despite their extensive scaling up, egocentric datasets still face two limitations - sparsity of action…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Dibyadip Chatterjee , Fadime Sener , Shugao Ma , Angela Yao

In this work we present a new efficient approach to Human Action Recognition called Video Transformer Network (VTN). It leverages the latest advances in Computer Vision and Natural Language Processing and applies them to video…

Computer Vision and Pattern Recognition · Computer Science 2019-05-22 Alexander Kozlov , Vadim Andronov , Yana Gritsenko

Egocentric action recognition is gaining significant attention in the field of human action recognition. In this paper, we address data scarcity issue in egocentric action recognition from a compositional generalization perspective. To…

Computer Vision and Pattern Recognition · Computer Science 2023-10-17 Haoran Wang , Qinghua Cheng , Baosheng Yu , Yibing Zhan , Dapeng Tao , Liang Ding , Haibin Ling

In the field of visual ego-motion estimation for Micro Air Vehicles (MAVs), fast maneuvers stay challenging mainly because of the big visual disparity and motion blur. In the pursuit of higher robustness, we study convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2022-08-31 Yingfu Xu , Guido C. H. E. de Croon

In the Internet, ubiquitous presence of redundant, unedited, raw videos has made video summarization an important problem. Traditional methods of video summarization employ a heuristic set of hand-crafted features, which in many cases fail…

Computer Vision and Pattern Recognition · Computer Science 2017-08-24 Mohaiminul Al Nahian , A. S. M. Iftekhar , Mohammad Tariqul Islam , S. M. Mahbubur Rahman , Dimitrios Hatzinakos

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

Event boundaries play a crucial role as a pre-processing step for detection, localization, and recognition tasks of human activities in videos. Typically, although their intrinsic subjectiveness, temporal bounds are provided manually as…

Computer Vision and Pattern Recognition · Computer Science 2018-09-07 Alejandro Cartas , Estefania Talavera , Petia Radeva , Mariella Dimiccoli

The existing action recognition methods are mainly based on clip-level classifiers such as two-stream CNNs or 3D CNNs, which are trained from the randomly selected clips and applied to densely sampled clips during testing. However, this…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Yin-Dong Zheng , Zhaoyang Liu , Tong Lu , Limin Wang

Multi-organ segmentation is one of most successful applications of deep learning in medical image analysis. Deep convolutional neural nets (CNNs) have shown great promise in achieving clinically applicable image segmentation performance on…

Image and Video Processing · Electrical Eng. & Systems 2020-12-18 Hao Tang , Xingwei Liu , Kun Han , Shanlin Sun , Narisu Bai , Xuming Chen , Huang Qian , Yong Liu , Xiaohui Xie

Effective processing of video input is essential for the recognition of temporally varying events such as human actions. Motivated by the often distinctive temporal characteristics of actions in either horizontal or vertical direction, we…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Alexandros Stergiou , Ronald Poppe

Convolutional neural networks (CNNs) define the current state-of-the-art for image recognition. With their emerging popularity, especially for critical applications like medical image analysis or self-driving cars, confirmability is…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Keyang Zhou , Bernhard Kainz

The focal point of egocentric video understanding is modelling hand-object interactions. Standard models, e.g. CNNs or Vision Transformers, which receive RGB frames as input perform well. However, their performance improves further by…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Gorjan Radevski , Dusan Grujicic , Marie-Francine Moens , Matthew Blaschko , Tinne Tuytelaars

Object recognition from live video streams comes with numerous challenges such as the variation in illumination conditions and poses. Convolutional neural networks (CNNs) have been widely used to perform intelligent visual object…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Muhammad Usman Yaseen , Ashiq Anjum , Giancarlo Fortino , Antonio Liotta , Amir Hussain

The purpose of this study is to determine whether current video datasets have sufficient data for training very deep convolutional neural networks (CNNs) with spatio-temporal three-dimensional (3D) kernels. Recently, the performance levels…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Kensho Hara , Hirokatsu Kataoka , Yutaka Satoh

First-person video highlights a camera-wearer's activities in the context of their persistent environment. However, current video understanding approaches reason over visual features from short video clips that are detached from the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Tushar Nagarajan , Santhosh Kumar Ramakrishnan , Ruta Desai , James Hillis , Kristen Grauman