In the document the
cross_reducer param of
dgl.DGLHeteroGraph.multi_update_all() is described as follows,
cross_reducer (str) – Cross type reducer. One of
I have a node type
DOCUMENT connected with two type of edges, when I use
stack, the node features returned are with shape
[num_nodes, 2, 1, hidden_dim], the 2nd dimension means 2 types of edges, how to explain the 3rd dimension?