January 2020
Beginner to intermediate
728 pages
10h 26m
Japanese
Content preview from データサイエンス設計マニュアル
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1.2 データについての興味深い問い 9
作に集まってしまうのか、それとも製作側の人々の努力が正当に報われているのか？
• ハリウッド映画とボリウッド映画を評価、予算、収益で比較するとどうなるか。アメリカ映画は他国
の映画よりも高く評価されているか。この評価はアメリカの評者とアメリカ以外の評者でどのように
異なるか。
• 映画
に出演している男女の俳優の年齢分布はどうなっているか？ 夫を演じている俳優と妻を演じて
いる女優の年齢差は平均で何歳か？ この年齢差は、次第に広がっているか、狭まっているか？
• 若くして亡くなった俳優たちは良い印象を残しているか？ スター俳優は端役専門の俳優よりも長生
きか、短命か？ 一般人と比べるとどうか？
さらに、同じ映画に関わった人々は互いに相手のことを知っていると仮定すれば、映画のキャストとス
タッフのデータを使えば、映画界の社会ネットワークを作ることができる。俳優の社会ネットワークはどの
ようなものになっているだろうか？ 「The Oracle of Bacon」（https://oracleofbacon.org/）は、Kevin
Bacon（ケビン・ベーコン）をハリウッドの中心と仮定し、他の俳優からベーコンまでの最短経路を示す。
例えば、Samuel L.Jackson（サミュエル・L・ジャクソン）は、他の俳優よりハリウッドの中心にいることが
わかる（ベーコン数 2）。
このデータを分析して、ある特定の人物が特定の映画を気に入る確率を計算できることが、我々にとって
は重要だ。 ...
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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.