November 2019
Intermediate to advanced
472 pages
9h 23m
Japanese
Content preview from Rグラフィックスクックブック 第2版 ―ggplot2によるグラフ作成のレシピ集
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126
5
章 散布図
うを点の座標に使うように気を付けましょう。
そして、もう
1
つの方法は、
PDF
や
SVG
などのベクトル形式で出力し（「レシピ14.1 PDFベクタファ
イルへの出力」や「レシピ14.2 SVGベクタファイルへの出力」を参照）、
Illustrator
や
Inkscape
などの
ソフトを使って編集する方法です。
関連項目
テキストの体裁の調整についての詳細は、「レシピ 9.2 テキストの体裁を変更する」を参照してくだ
さい。
手動で
PDF
や
SVG
を編集したい場合は、「レシピ14.4 ベクタファイルの編集」を参照してください。
レシピ
5.12
バルーンプロットを作成する
問題
点の面積の大きさがその値に比例するバルーンプロットを作成したい。
解決策
geom_point()
を
scale_size_area()
と合わせて使います。この例では、
countries
データセットの
データを絞り込み、
2009
年以降で
countrylist
で指定した国のデータだけが含まれるようにします。
library(gcookbook) # countries
データセットを使うために
gcookbook
を読み込む
countrylist <- c("Canada", "Ireland", "United Kingdom", "United States",
"New Zealand", "Iceland", "Japan", "Luxembourg", "Netherlands", "Switzerland")
cdat <- ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.