Graph Neural Networks, Deep Learning, Machine Learning, Artificial Intelligence, Gnn.
graph convolution operator: Compute GFTs: ˆx = GFT(x), ˆg = GFT(g) Multiply: ˆy = ˆg ∘ ˆx (∘ is element-wise multiplication) Inverse GFT: y = IGFT(ˆy) Step 2 filters x by attenuating its high or low frequency components according to g. This extends convolution to graphs in a natural way leveraging