Created
February 18, 2024 23:57
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ベイジアンネットワーク例2
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import networkx as nx | |
import matplotlib.pyplot as plt | |
# ベイジアンネットワークの有向グラフを作成 | |
G2 = nx.DiGraph() | |
# ノードを追加 | |
G2.add_node("B") | |
G2.add_node("E") | |
G2.add_node("A") | |
G2.add_node("P") | |
G2.add_node("S") | |
# エッジを追加 | |
G2.add_edge("B", "A") | |
G2.add_edge("E", "A") | |
G2.add_edge("A", "P") | |
G2.add_edge("A", "S") | |
# ノードの位置を手動で設定 | |
pos = {"B": (0.5, 2), "E": (1.5, 2), "A": (1, 1), "P": (0.5, 0), "S": (1.5, 0)} | |
# ベイジアンネットワークを描画 | |
#pos = nx.spring_layout(G2) # グラフをレイアウト | |
nx.draw(G2, pos, with_labels=True, node_size=3000, node_color="skyblue", font_size=15, font_weight="bold") # グラフを描画 | |
plt.show() |
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