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Recent advancements in graph neural networks (GNNs) and heterogeneous GNNs (HGNNs) have advanced node embeddings and relationship learning for various tasks. However, existing methods often rely on domain-specific predefined meta-paths,…

Machine Learning · Computer Science 2025-08-28 Jongwoo Kim , Seongyeub Chu , Hyeongmin Park , Bryan Wong , Keejun Han , Mun Yong Yi

Egocentric videos present unique challenges for 3D scene understanding due to rapid camera motion, frequent object occlusions, and limited object visibility. This paper introduces a novel approach to instance segmentation and tracking in…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Yash Bhalgat , Vadim Tschernezki , Iro Laina , João F. Henriques , Andrea Vedaldi , Andrew Zisserman

We propose a concise representation of videos that encode perceptually meaningful features into graphs. With this representation, we aim to leverage the large amount of redundancies in videos and save computations. First, we construct…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Eitan Kosman , Dotan Di Castro

Graph classification aims to extract accurate information from graph-structured data for classification and is becoming more and more important in graph learning community. Although Graph Neural Networks (GNNs) have been successfully…

Machine Learning · Computer Science 2020-06-24 Ning Ma , Jiajun Bu , Jieyu Yang , Zhen Zhang , Chengwei Yao , Zhi Yu , Sheng Zhou , Xifeng Yan

Egocentric gesture recognition is a pivotal technology for enhancing natural human-computer interaction, yet traditional RGB-based solutions suffer from motion blur and illumination variations in dynamic scenarios. While event cameras show…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Luming Wang , Hao Shi , Xiaoting Yin , Kailun Yang , Kaiwei Wang , Jian Bai

Textual graphs are ubiquitous in real-world applications, featuring rich text information with complex relationships, which enables advanced research across various fields. Textual graph representation learning aims to generate…

Machine Learning · Computer Science 2024-08-22 Wenbin Hu , Huihao Jing , Qi Hu , Haoran Li , Yangqiu Song

In this paper we propose an end-to-end learnable approach that detects static urban objects from multiple views, re-identifies instances, and finally assigns a geographic position per object. Our method relies on a Graph Neural Network…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Ahmed Samy Nassar , Stefano D'Aronco , Sébastien Lefèvre , Jan D. Wegner

We focus on first-person action recognition from egocentric videos. Unlike third person domain, researchers have divided first-person actions into two categories: involving hand-object interactions and the ones without, and developed…

Computer Vision and Pattern Recognition · Computer Science 2019-10-18 Sagar Verma , Pravin Nagar , Divam Gupta , Chetan Arora

Generating long, coherent egocentric videos is difficult, as hand-object interactions and procedural tasks require reliable long-term memory. Existing autoregressive models suffer from content drift, where object identity and scene…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Liuzhou Zhang , Jiarui Ye , Yuanlei Wang , Ming Zhong , Mingju Cao , Wanke Xia , Bowen Zeng , Zeyu Zhang , Hao Tang

Advances in deep learning have enabled the development of models that have exhibited a remarkable tendency to recognize and even localize actions in videos. However, they tend to experience errors when faced with scenes or examples beyond…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Sathyanarayanan N. Aakur , Sanjoy Kundu , Nikhil Gunti

Egocentric video provides a unique view into human perception and interaction, with growing relevance for augmented reality, robotics, and assistive technologies. However, rapid camera motion and complex scene dynamics pose major challenges…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Jan Warchocki , Xi Wang , Jonas Kulhanek , Jan van Gemert

Dynamic graph representation learning is a task to learn node embeddings over dynamic networks, and has many important applications, including knowledge graphs, citation networks to social networks. Graphs of this type are usually…

Social and Information Networks · Computer Science 2021-06-04 Xingzhi Guo , Baojian Zhou , Steven Skiena

Predicting the trajectory of an ego vehicle is a critical component of autonomous driving systems. Current state-of-the-art methods typically rely on Deep Neural Networks (DNNs) and sequential models to process front-view images for future…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Sushil Sharma , Aryan Singh , Ganesh Sistu , Mark Halton , Ciarán Eising

Graph Neural Networks (GNNs) and their message passing framework that leverages both structural and feature information, have become a standard method for solving graph-based machine learning problems. However, these approaches still…

Machine Learning · Computer Science 2024-11-20 Simon Delarue , Thomas Bonald , Tiphaine Viard

Egocentric videos offer fine-grained information for high-fidelity modeling of human behaviors. Hands and interacting objects are one crucial aspect of understanding a viewer's behaviors and intentions. We provide a labeled dataset…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Lingzhi Zhang , Shenghao Zhou , Simon Stent , Jianbo Shi

Given a raw video sequence taken from a freely-moving camera, we study the problem of decomposing the observed 3D scene into a static background and a dynamic foreground containing the objects that move in the video sequence. This task is…

Computer Vision and Pattern Recognition · Computer Science 2021-10-20 Vadim Tschernezki , Diane Larlus , Andrea Vedaldi

Our comprehension of video streams depicting human activities is naturally multifaceted: in just a few moments, we can grasp what is happening, identify the relevance and interactions of objects in the scene, and forecast what will happen…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Simone Alberto Peirone , Francesca Pistilli , Antonio Alliegro , Tatiana Tommasi , Giuseppe Averta

We present Ego-Only, the first approach that enables state-of-the-art action detection on egocentric (first-person) videos without any form of exocentric (third-person) transferring. Despite the content and appearance gap separating the two…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Huiyu Wang , Mitesh Kumar Singh , Lorenzo Torresani

We introduce EASG-Bench, a question-answering benchmark for egocentric videos where the question-answering pairs are created from spatio-temporally grounded dynamic scene graphs capturing intricate relationships among actors, actions, and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Ivan Rodin , Tz-Ying Wu , Kyle Min , Sharath Nittur Sridhar , Antonino Furnari , Subarna Tripathi , Giovanni Maria Farinella

Egocentric perception enables humans to experience and understand the world directly from their own point of view. Translating exocentric (third-person) videos into egocentric (first-person) videos opens up new possibilities for immersive…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Taewoong Kang , Kinam Kim , Dohyeon Kim , Minho Park , Junha Hyung , Jaegul Choo