kober.r #7 igraph

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Kober.R #7

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Page 1: Kober.R #7 igraph

igraph を使って

Kobe.R #7

Page 2: Kober.R #7 igraph

データ前処理

Page 3: Kober.R #7 igraph

write.graph(g,"D:/kober7/graph.gml","gml")

Gephiでグラフ化

Page 4: Kober.R #7 igraph

igraphでグラフ化

n > 100

Page 5: Kober.R #7 igraph

次数分布

Page 6: Kober.R #7 igraph

次数分布 (次数中心性)

deg <- degree(g)

Page 7: Kober.R #7 igraph

Gephiでグラフ化

入口商品

高額商品(n>10) ・ S2021 ・ S202 (ともに1万円)

中心ノード

Page 8: Kober.R #7 igraph

最短経路の発見

s2021 <- get.all.shortest.paths(g, "s63", "s2021") s202 <- get.all.shortest.paths(g, "s63", "s202") V(g)[s2021$res[[1]]] > Vertex sequence: [1] "s63" "s2021" V(g)[s202$res[[1]]] > Vertex sequence: [1] "s63" "35" "s202"

みらくる プレゼント チャーハン

きゅうきょく

¥10000

Page 9: Kober.R #7 igraph

グループ分け

spinglass.community(g)