September 2011
Intermediate to advanced
612 pages
15h 48m
Japanese
Content preview from Making Software ―エビデンスが変えるソフトウェア開発
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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.
393
コードカバレジ
選んだのは、以下の理由によります。（
1
）バイナリは、現場でエラーと対応がつけられる最下層のレベ
ルであること、（
2
）修正には複数のファイルに対する変更が含まれるのが普通だが、それらは
1
つのバ
イナリにコンパイルされるのが普通であること、（
3
）バイナリは、コードの所有権が維持される最下層
のレベルなので、私たちの結果がより一層利用可能になりやすいこと。歴史的にもマイクロソフトは、
顧客サイトでのエラーを正確に対応付けられるという理由で、バイナリを測定単位として用いていまし
た。
私たちは
6
通りのメトリクス群それぞれについて、マイクロソフトでの
Windows Vista
および
/
ま
たは
Windows Server 2003
でのエラーを予測する事例研究からのエビデンスを提供します。それぞれ
の予測に対し、私たちはそれに関する精度（
precision
）と、再現率（
recall value
）または正確性（
accuracy
value
）を提供します。精度は偽陰性（
false-negative
）の割合、つまり、エラー無しと予測されたのにエ
ラーが発生したバイナリの割合です。再現率は偽陽性（
false-positive
）の割合、つまり、エラー有りと
予測されたのに実際にはエラーが発生しなかったバイナリの割合です。ここでは私たちは、ロジスティッ
ク回帰、決定木、サポートベクターマシンなどの標準的な技術が利用できる統計あるいは機械学習の手
法ではなく［
Han and Kamber 2006
］、エラー予測のためのメトリクスに着目します。 ...
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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.