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.
20.6
broom
で整理データを作る
373
1. リスト列からアトミックベクトルを作るのに
lengths()
関数が役立つのはなぜか。
2. データフレームのベクトルで最も一般的な型を挙げなさい。リストとは何が違っているか。
20.6
broom
で整理データを作る
broom
パッケージには、モデルを整理データにする3 つの汎用ツールがあります。
●
broom::glance(model)
は、モデルごとに行を返す。各列はモデル要約、すなわち、モデル品質
尺度、複雑性、またはその組み合わせとなる。
●
broom::tidy(model)
は、モデルの各係数を行で返す。各列は、推定または変動性についての情
報を与える。
●
broom::augment(model, data)
は、
data
の各行に残差のような追加値と影響力とを加えた行を
返す。
broom
パッケージは、ほとんどの一般的なモデル化パッケージで作られる広範囲のモデルを扱いま
す。現在サポートされてい
るモデルについては、https://github.com/tidyverse/broomを参照してく
ださい。
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.