November 2017
Intermediate to advanced
328 pages
6h 51m
Japanese
Content preview from 入門 PySpark ―PythonとJupyterで活用するSpark 2エコシステム
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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.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.
6.5
まとめ
123
残念ながら、このモデルはコインの裏表で占いをしているのと変わりありません。もっと
MOTHER_
WEIGHT_GAIN
ラベルと相関性の高い独立した特徴を加えなければ、十分にこの分散を説明すること
はできないでしょう。
6.5
まとめ
本章では、PySparkの公式なメインの機械学習ライブラリである PySpark MLの使い方を詳しく見
てきました。
Transformer
や
Estimator
がどういったものなのか、そして MLライブラリで導入さ
れたもう 1つの概念である
Pipeline
中でそれらが果たす役割を紹介しました。続いて、モデルのハイ
パーパラメータの精密なチューニングのためのメソッドの使い方を示しました。最後に、MLライブラリ
の特徴抽出やモデルのクラスの例をいくつか紹介しました。
次章では、グラフとして表現するのに適した機械学習の問題に取り組む際に役立つグラフ理論と
GraphFrames に踏み込んでいきます。
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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.