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Baichuan Yuan

4 accepted papers

2025

Learning Graph Quantized Tokenizers

ICLR 2025poster

Transformers serve as the backbone architectures of Foundational Models, where domain-specific tokenizers allow them to adapt to various domains. Graph Transformers (GTs) have recently emerged as leading models in geometric deep learning, outperforming Graph Neural Networks (GNNs) in various graph l…

2023

Do We Really Need Complicated Model Architectures For Temporal Networks?

ICLR 2023top-5%

Recurrent neural network (RNN) and self-attention mechanism (SAM) are the de facto methods to extract spatial-temporal information for temporal graph learning. Interestingly, we found that although both RNN and SAM could lead to a good performance, in practice neither of them is always necessary. In…

Cited by 156SourcePDFScholar
2022

Frequency-aware SGD for Efficient Embedding Learning with Provable Benefits

ICLR 2022poster

Embedding learning has found widespread applications in recommendation systems and natural language modeling, among other domains. To learn quality embeddings efficiently, adaptive learning rate algorithms have demonstrated superior empirical performance over SGD, largely accredited to their token-d…

Cited by 5SourcePDFScholar
2020

Variational Autoencoders for Highly Multivariate Spatial Point Processes Intensities

ICLR 2020poster

Multivariate spatial point process models can describe heterotopic data over space. However, highly multivariate intensities are computationally challenging due to the curse of dimensionality. To bridge this gap, we introduce a declustering based hidden variable model that leads to an efficient infe…

Cited by 15SourceScholar