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gnuplot でヒストグラム(頻度分布図)を描画する

Last updated at Posted at 2013-02-27

実は gnuplot だけで(しかもかなり簡単に)できます.filter の第二引数をいじれば,いくつごとにまとめるかが変わります.

filter(x,y)=int(x/y)*y
plot "hoge.dat" u (filter($1,0.001)):(1) smooth frequency with boxes

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