no code implementations • 22 Feb 2023 • Zhizhi Yu, Di Jin, Cuiying Huo, Zhiqiang Wang, Xiulong Liu, Heng Qi, Jia Wu, Lingfei Wu
Graph neural networks for trust evaluation typically adopt a straightforward way such as one-hot or node2vec to comprehend node characteristics, which ignores the valuable semantic knowledge attached to nodes.
no code implementations • 13 Sep 2022 • Yinan Yang, Yu Wang, Ying Ji, Heng Qi, Jien Kato
Recently, there is a growing belief that data is unnecessary in OPaI.
no code implementations • 4 Jul 2022 • Xueyan Yin, Feifan Li, Yanming Shen, Heng Qi, BaoCai Yin
First, a spatial-temporal graph neural network is proposed, which can capture the node-specific spatial-temporal traffic patterns of different road networks.
1 code implementation • 11 Jun 2022 • Mingqi Yang, Yanming Shen, Heng Qi, BaoCai Yin
Task-relevant structures can be $localized$ or $sparse$ which are only involved in subgraphs or characterized by the interactions of subgraphs (a hierarchical perspective).
1 code implementation • 14 Dec 2021 • Mingqi Yang, Yanming Shen, Rui Li, Heng Qi, Qiang Zhang, BaoCai Yin
Many improvements on GNNs can be deemed as operations on the spectrum of the underlying graph matrix, which motivates us to directly study the characteristics of the spectrum and their effects on GNN performance.
Ranked #1 on
Graph Regression
on ZINC-500k
no code implementations • 22 Oct 2021 • Junxiao Wang, Song Guo, Xin Xie, Heng Qi
Evaluated on CIFAR10 dataset, our method accelerates the speed of unlearning by 8. 9x for the ResNet model, and 7. 9x for the VGG model under no degradation in accuracy, compared to retraining from scratch.
1 code implementation • 14 Dec 2020 • Mingqi Yang, Yanming Shen, Heng Qi, BaoCai Yin
Recently, the Weisfeiler-Lehman (WL) graph isomorphism test was used to measure the expressiveness of graph neural networks (GNNs), showing that the neighborhood aggregation GNNs were at most as powerful as 1-WL test in distinguishing graph structures.
Ranked #1 on
Graph Property Prediction
on ogbg-ppa
no code implementations • 18 Apr 2020 • Xueyan Yin, Genze Wu, Jinze Wei, Yanming Shen, Heng Qi, Bao-Cai Yin
The purpose of this paper is to provide a comprehensive survey on deep learning-based approaches in traffic prediction from multiple perspectives.
no code implementations • 21 Oct 2017 • Heng Qi, Wu Liu, Liang Liu
Mobile visual search applications are emerging that enable users to sense their surroundings with smart phones.
no code implementations • 12 Aug 2017 • Yunlong Bian, Chuang Gan, Xiao Liu, Fu Li, Xiang Long, Yandong Li, Heng Qi, Jie zhou, Shilei Wen, Yuanqing Lin
Experiment results on the challenging Kinetics dataset demonstrate that our proposed temporal modeling approaches can significantly improve existing approaches in the large-scale video recognition tasks.
Ranked #137 on
Action Classification
on Kinetics-400