October 2017
Intermediate to advanced
480 pages
9h 49m
Japanese
Content preview from Rではじめるデータサイエンス
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
396
22
章
ggplot2
でコミュニケーションのためのグラフ作成
いては、
?plotmath
で調べます。
df <- tibble(
x = runif(10),
y = runif(10)
)
ggplot(df, aes(x, y)) +
geom_point() +
labs(
x = quote(sum(x[i] ^ 2, i == 1, n)),
y = quote(alpha + beta + frac(delta, theta))
)
1. 燃費データについて、
title
,
subtitle
,
caption
,
x
,
y
,
colour
のラベルをカスタム化したプロッ
トを作りなさい。
2. 大きなエンジンについては、大きなエンジンを備えた軽量スポーツカーが含まれているために、
geom_smooth()
は上方向に歪んでいるので誤解を生じやすい。モデル化ツールを使い、よりよ
い適合モデルを表示しなさい。
3. 先月作った説明用のグラフについて、内容がよりわかりやすい表題を付けて、他人にもわかる
ようにしなさい。
22.3
アノテーション
プロットの主要成分にラベルを付けるだけでなく、個々の観測や一連の観測にラベルをつけると
役立つことがあります。最初に使うツールは、
geom_text()
です。
geom_text()
は
geom_point()
と
22.3
アノテーション
397
よく似ていますが、追加のエステティック属性
label
を持ちます。これにより、テキスト形式のラベ
ルをプロットで使 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.