Graph Machine Learning, Graph Kernels, Explicit Feature Maps, Scalable Machine Learning.
Weisfeiler-Lehman relabeling algorithm. Source: [1] Code The implementation can be found in the this Jupyter notebook. [1] Nino Shervashidze, Pascal Schweitzer, Erik Jan van Leeuwen, Kurt Mehlhorn, Karsten M. Borgwardt: Weisfeiler-Lehman Graph Kernels. J. Mach. Learn. Res. 12: 2539–2561 (2011):