Search Results for author: Mingqi Yang

Found 5 papers, 5 papers with code

Towards Better Graph Representation Learning with Parameterized Decomposition & Filtering

2 code implementations10 May 2023 Mingqi Yang, Wenjie Feng, Yanming Shen, Bryan Hooi

Proposing an effective and flexible matrix to represent a graph is a fundamental challenge that has been explored from multiple perspectives, e. g., filtering in Graph Fourier Transforms.

Computational Efficiency Graph Learning +2

Soft-mask: Adaptive Substructure Extractions for Graph Neural Networks

1 code implementation11 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).

Representation Learning

A New Perspective on the Effects of Spectrum in Graph Neural Networks

1 code implementation14 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.

Graph Classification Graph Property Prediction +1

First Place Solution of KDD Cup 2021 & OGB Large-Scale Challenge Graph Prediction Track

4 code implementations15 Jun 2021 Chengxuan Ying, Mingqi Yang, Shuxin Zheng, Guolin Ke, Shengjie Luo, Tianle Cai, Chenglin Wu, Yuxin Wang, Yanming Shen, Di He

In this technical report, we present our solution of KDD Cup 2021 OGB Large-Scale Challenge - PCQM4M-LSC Track.

Breaking the Expressive Bottlenecks of Graph Neural Networks

1 code implementation14 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.

Graph Property Prediction

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