no code implementations • 21 Mar 2024 • Yulan Hu, Sheng Ouyang, Zhirui Yang, Ge Chen, Junchen Wan, Xiao Wang, Yong liu
Specifically, GA^2E proposes to use the subgraph as the meta-structure, which remains consistent across all graph tasks (ranging from node-, edge-, and graph-level to transfer learning) and all stages (both during training and inference).
no code implementations • 2 Nov 2023 • Yulan Hu, Sheng Ouyang, Zhirui Yang, Yong liu
VIGraph strictly adheres to the concept of imbalance when constructing imbalanced graphs and innovatively leverages the variational inference (VI) ability of Variational GAE to generate nodes for minority classes.
no code implementations • 23 Oct 2023 • Yulan Hu, Sheng Ouyang, Jingyu Liu, Ge Chen, Zhirui Yang, Junchen Wan, Fuzheng Zhang, Zhongyuan Wang, Yong liu
Thus, we propose GraphRank, a simple yet efficient graph contrastive learning method that addresses the problem of false negative samples by redefining the concept of negative samples to a certain extent, thereby avoiding the issue of false negative samples.
no code implementations • 17 Oct 2023 • Yulan Hu, Zhirui Yang, Sheng Ouyang, Yong liu
Instead of focusing on designing complex strategies to capture heterogeneity, HGVAE centers on refining the latent representation.
no code implementations • 11 Oct 2023 • Jiayi Fu, Lei Lin, Xiaoyang Gao, Pengli Liu, Zhengzong Chen, Zhirui Yang, ShengNan Zhang, Xue Zheng, Yan Li, Yuliang Liu, Xucheng Ye, Yiqiao Liao, Chao Liao, Bin Chen, Chengru Song, Junchen Wan, Zijia Lin, Fuzheng Zhang, Zhongyuan Wang, Di Zhang, Kun Gai
Recent advancements in large language models (LLMs) have demonstrated remarkable abilities in handling a variety of natural language processing (NLP) downstream tasks, even on mathematical tasks requiring multi-step reasoning.
Ranked #87 on Arithmetic Reasoning on GSM8K (using extra training data)
1 code implementation • 14 Jul 2023 • Chen Qian, Huayi Tang, Zhirui Yang, Hong Liang, Yong liu
Molecular property prediction has gained significant attention due to its transformative potential in multiple scientific disciplines.