Search Results for author: Jiying Zhang

Found 8 papers, 4 papers with code

A Simple Hypergraph Kernel Convolution based on Discounted Markov Diffusion Process

no code implementations30 Oct 2022 Fuyang Li, Jiying Zhang, Xi Xiao, Bin Zhang, Dijun Luo

This paper proposes a two-phase paradigm to aggregate comprehensive information on discrete structures leading to a Discount Markov Diffusion Learnable Kernel (DMDLK).

Node Classification Transductive Learning

GraphTTA: Test Time Adaptation on Graph Neural Networks

no code implementations19 Aug 2022 Guanzi Chen, Jiying Zhang, Xi Xiao, Yang Li

In this paper, we present a novel test time adaptation strategy named Graph Adversarial Pseudo Group Contrast (GAPGC), for graph neural networks TTA, to better adapt to the Out Of Distribution (OOD) test data.

Contrastive Learning Test-time Adaptation

Preventing Over-Smoothing for Hypergraph Neural Networks

no code implementations31 Mar 2022 Guanzi Chen, Jiying Zhang, Xi Xiao, Yang Li

In recent years, hypergraph learning has attracted great attention due to its capacity in representing complex and high-order relationships.

Hypergraph Convolutional Networks via Equivalency between Hypergraphs and Undirected Graphs

2 code implementations31 Mar 2022 Jiying Zhang, Fuyang Li, Xi Xiao, Tingyang Xu, Yu Rong, Junzhou Huang, Yatao Bian

As a powerful tool for modeling complex relationships, hypergraphs are gaining popularity from the graph learning community.

Graph Learning

Fine-Tuning Graph Neural Networks via Graph Topology induced Optimal Transport

1 code implementation20 Mar 2022 Jiying Zhang, Xi Xiao, Long-Kai Huang, Yu Rong, Yatao Bian

In this paper, we present a novel optimal transport-based fine-tuning framework called GTOT-Tuning, namely, Graph Topology induced Optimal Transport fine-Tuning, for GNN style backbones.

Graph Classification Graph Learning +2

Learnable Hypergraph Laplacian for Hypergraph Learning

1 code implementation12 Jun 2021 Jiying Zhang, Yuzhao Chen, Xi Xiao, Runiu Lu, Shu-Tao Xia

Hypergraph Convolutional Neural Networks (HGCNNs) have demonstrated their potential in modeling high-order relations preserved in graph-structured data.

Graph Classification Node Classification

Learnable Hypergraph Laplacian for Hypergraph Learning

1 code implementation10 Jun 2021 Jiying Zhang, Yuzhao Chen, Xi Xiao, Runiu Lu, Shu-Tao Xia

HyperGraph Convolutional Neural Networks (HGCNNs) have demonstrated their potential in modeling high-order relations preserved in graph structured data.

Graph Classification Node Classification

Diversified Multiscale Graph Learning with Graph Self-Correction

no code implementations17 Mar 2021 Yuzhao Chen, Yatao Bian, Jiying Zhang, Xi Xiao, Tingyang Xu, Yu Rong, Junzhou Huang

Though the multiscale graph learning techniques have enabled advanced feature extraction frameworks, the classic ensemble strategy may show inferior performance while encountering the high homogeneity of the learnt representation, which is caused by the nature of existing graph pooling methods.

Ensemble Learning Graph Classification +1

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