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Transformers have achieved remarkable performance in a myriad of fields including natural language processing and computer vision. However, when it comes to the graph mining area, where graph neural network (GNN) has been the dominant…

Machine Learning · Computer Science 2021-10-26 Jianan Zhao , Chaozhuo Li , Qianlong Wen , Yiqi Wang , Yuming Liu , Hao Sun , Xing Xie , Yanfang Ye

We study the problem of detecting critical structures using a graph embedding model. Existing graph embedding models lack the ability to precisely detect critical structures that are specific to a task at the global scale. In this paper, we…

Machine Learning · Computer Science 2019-06-25 Ruo-Chun Tzeng , Shan-Hung Wu

We present EMBED (Egocentric Models Built with Exocentric Data), a method designed to transform exocentric video-language data for egocentric video representation learning. Large-scale exocentric data covers diverse activities with…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Zi-Yi Dou , Xitong Yang , Tushar Nagarajan , Huiyu Wang , Jing Huang , Nanyun Peng , Kris Kitani , Fu-Jen Chu

We present SEMBED, an approach for embedding an egocentric object interaction video in a semantic-visual graph to estimate the probability distribution over its potential semantic labels. When object interactions are annotated using…

Computer Vision and Pattern Recognition · Computer Science 2016-08-01 Michael Wray , Davide Moltisanti , Walterio Mayol-Cuevas , Dima Damen

Understanding how images of objects and scenes behave in response to specific ego-motions is a crucial aspect of proper visual development, yet existing visual learning methods are conspicuously disconnected from the physical source of…

Computer Vision and Pattern Recognition · Computer Science 2016-03-30 Dinesh Jayaraman , Kristen Grauman

Egocentric gestures are the most natural form of communication for humans to interact with wearable devices such as VR/AR helmets and glasses. A major issue in such scenarios for real-world applications is that may easily become necessary…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Zhengwei Wang , Qi She , Tejo Chalasani , Aljosa Smolic

This paper proposes a novel graph signal-based deep learning method for electroencephalography (EEG) and its application to EEG-based video identification. We present new methods to effectively represent EEG data as signals on graphs, and…

Signal Processing · Electrical Eng. & Systems 2018-09-13 Soobeom Jang , Seong-Eun Moon , Jong-Seok Lee

We formulate an XAI-based model improvement approach for Graph Neural Networks (GNNs) for node classification, called Explanation Enhanced Graph Learning (EEGL). The goal is to improve predictive performance of GNN using explanations. EEGL…

Machine Learning · Computer Science 2024-03-13 Harish G. Naik , Jan Polster , Raj Shekhar , Tamás Horváth , György Turán

Egocentric video grounding is a crucial task for embodied intelligence applications, distinct from exocentric video moment localization. Existing methods primarily focus on the distributional differences between egocentric and exocentric…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Yisen Feng , Haoyu Zhang , Meng Liu , Weili Guan , Liqiang Nie

Graph Neural Networks (GNNs) have shown remarkable merit in performing various learning-based tasks in complex networks. The superior performance of GNNs often correlates with the availability and quality of node-level features in the input…

Social and Information Networks · Computer Science 2023-10-20 Anwar Said , Mudassir Shabbir , Tyler Derr , Waseem Abbas , Xenofon Koutsoukos

Predicting personality traits automatically has become a challenging problem in computer vision. This paper introduces an innovative multimodal feature learning framework for personality analysis in short video clips. For visual processing,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Kangsheng Wang , Chengwei Ye , Huanzhen Zhang , Linuo Xu , Shuyan Liu

Video instance segmentation is a challenging task that extends image instance segmentation to the video domain. Existing methods either rely only on single-frame information for the detection and segmentation subproblems or handle tracking…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Tao Wang , Ning Xu , Kean Chen , Weiyao Lin

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

We introduce an approach for pre-training egocentric video models using large-scale third-person video datasets. Learning from purely egocentric data is limited by low dataset scale and diversity, while using purely exocentric…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Yanghao Li , Tushar Nagarajan , Bo Xiong , Kristen Grauman

Machine learning on graph-structured data has attracted high research interest due to the emergence of Graph Neural Networks (GNNs). Most of the proposed GNNs are based on the node homophily, i.e neighboring nodes share similar…

Machine Learning · Computer Science 2021-02-18 George Dasoulas , Giannis Nikolentzos , Kevin Scaman , Aladin Virmaux , Michalis Vazirgiannis

To enable intelligent automated driving systems, a promising strategy is to understand how human drives and interacts with road users in complicated driving situations. In this paper, we propose a 3D-aware egocentric spatial-temporal…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Chengxi Li , Yue Meng , Stanley H. Chan , Yi-Ting Chen

Graph embedding is a central problem in social network analysis and many other applications, aiming to learn the vector representation for each node. While most existing approaches need to specify the neighborhood and the dependence form to…

Machine Learning · Computer Science 2018-06-06 Shupeng Gui , Xiangliang Zhang , Shuang Qiu , Mingrui Wu , Jieping Ye , Ji Liu

Graph Neural Networks (GNNs) have advanced relational data analysis but lack invariance learning techniques common in image classification. In node classification with GNNs, it is actually the ego-graph of the center node that is…

Machine Learning · Computer Science 2024-11-27 Qin Jiang , Chengjia Wang , Michael Lones , Yingfang Yuan , Wei Pang

Distinguishing the automorphic equivalence of nodes in a graph plays an essential role in many scientific domains, e.g., computational biologist and social network analysis. However, existing graph neural networks (GNNs) fail to capture…

Machine Learning · Computer Science 2021-11-10 Fengli Xu , Quanming Yao , Pan Hui , Yong Li

Capturing interaction of hands with objects is important to autonomously detect human actions from egocentric videos. In this work, we present a pyramid video transformer with a dynamic class token generator for egocentric action…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Chenbin Pan , Zhiqi Zhang , Senem Velipasalar , Yi Xu