什么是图神经网络？

1import networkx as nx
2import matplotlib.pyplot as plt
3
4# read graph
5G = nx.karate_club_graph()
6# compute node degrees
7degree = dict(G.degree())
8
9# plot
10fig, ax = plt.subplots(figsize=(3, 2),dpi=300)
11# set node label as degree
12nx.draw(G, with_labels=True, node_size=30,width=0.2, font_size=4, labels=degree)

1import networkx as nx
2import matplotlib.pyplot as plt
3
4# read graph
5G = nx.karate_club_graph()
6# compute node coloring number
7coloring_number = nx.coloring.greedy_color(G, strategy="largest_first")
8
9# plot
10fig, ax = plt.subplots(figsize=(3, 2),dpi=300)
11# set node label as coloring_number
12nx.draw(G, with_labels=True, node_size=30,width=0.2, font_size=4, labels=coloring_number)