はてなブックマーク

ある時点での出力を、次の時点での入力として利用する再帰的構造（閉路）を持ったニューラルネットワーク。狭義には単純な構造のものを指す。逐語的に処理するため、並列に学習できないのが欠点。

Quizlet Tests Cloud Spanner — The Most Sophisticated Cloud Database by Peter Bakkum and Dan Cepeda Like many startups, Quizlet faces a huge challenge in scaling our databases. We use MySQL to power our website, which allows us to serve millions of students every month, but is difficult to scale up — we need our database to handle more writes than a single machine can process. There are many soluti

In 2015 we migrated Quizlet from our legacy host to a large cloud provider. AWS is the default choice for most companies, but after comparing the options, we went with Google Cloud Platform (GCP). This is a summary of our analysis. Quizlet is now the ~50th biggest website in the U.S. in terms of traffic. Our technical infrastructure of 200 cloud machines supports 200,000 transactions a minute on a

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