Search Results for author: Qijie Bai

Found 4 papers, 2 papers with code

Multi-view Graph Structural Representation Learning via Graph Coarsening

no code implementations18 Apr 2024 Xiaorui Qi, Qijie Bai, Yanlong Wen, Haiwei Zhang, Xiaojie Yuan

Specifically, we build three unique views, original, coarsening, and conversion, to learn a thorough structural representation.

Graph Classification Representation Learning

HGWaveNet: A Hyperbolic Graph Neural Network for Temporal Link Prediction

1 code implementation14 Apr 2023 Qijie Bai, Changli Nie, Haiwei Zhang, Dongming Zhao, Xiaojie Yuan

In this paper, we propose HGWaveNet, a novel hyperbolic graph neural network that fully exploits the fitness between hyperbolic spaces and data distributions for temporal link prediction.

Link Prediction

H2TNE: Temporal Heterogeneous Information Network Embedding in Hyperbolic Spaces

1 code implementation14 Apr 2023 Qijie Bai, JiaWen Guo, Haiwei Zhang, Changli Nie, Lin Zhang, Xiaojie Yuan

Temporal heterogeneous information network (temporal HIN) embedding, aiming to represent various types of nodes of different timestamps into low dimensional spaces while preserving structural and semantic information, is of vital importance in diverse real-life tasks.

Link Prediction Network Embedding +2

PPDL: Predicate Probability Distribution Based Loss for Unbiased Scene Graph Generation

no code implementations CVPR 2022 Wei Li, Haiwei Zhang, Qijie Bai, Guoqing Zhao, Ning Jiang, Xiaojie Yuan

However, the application value of SG on downstream tasks is severely limited by the predicate classification bias, which is caused by long-tailed data and presented as semantic bias of predicted relation predicates.

Graph Generation Predicate Classification +1

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