Hybrid Low-Order and Higher-Order Graph Convolutional Networks

Figure 1

The graph convolutional layer of our model. (a) First-order graph convolutional layer of the Kipf and Welling [6] model. The input is , the output is , and the trainable parameter is . (b) The 3rd order graph convolutional layer of our HLHG model. Different order neighborhood matrices share the trainable weight.

(a)

(b)