Path-Augmented Graph Transformer Network

Benson Chen, Regina Barzilay, Tommi Jaakkola
5/29/2019
cs.LGstat.ML

Official code: benatorc/PA-Graph-Transformer (44 stars, MIT, last commit 2023-06-16).

Abstract

Much of the recent work on learning molecular representations has been based on Graph Convolution Networks (GCN). These models rely on local aggregation operations and can therefore miss higher-order graph properties. To remedy this, we propose Path-Augmented Graph Transformer Networks (PAGTN) that are explicitly built on longer-range dependencies in graph-structured data. Specifically, we use path features in molecular graphs to create global attention layers. We compare our PAGTN model against the GCN model and show that our model consistently outperforms GCNs on molecular property prediction datasets including quantum chemistry (QM7, QM8, QM9), physical chemistry (ESOL, Lipophilictiy) and biochemistry (BACE, BBBP).

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Code Implementations(1)

MIT
4412Shell, PythonMay 28, 20193 years agoMIT

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Cite this paper

@article{chen2019pathaugmented,
  title  = {Path-Augmented Graph Transformer Network},
  author = {Benson Chen and Regina Barzilay and Tommi Jaakkola},
  year   = {2019},
  eprint = {1905.12712},
  archivePrefix = {arXiv},
  url    = {https://arxiv.org/abs/1905.12712}
}

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