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用GPU加速Keras模型——Colab免费GPU使用攻略 - 知乎:2021-6-10 · 本文将介绍对Keras模型训练过程进行加速的方法。重点介绍Google 的Colab平台的免费GPU资源使用攻略。一，训练过程的耗时分析深度学习模型的训练过程常常会非常耗时，一个模型训练几天是非常常见的事情，甚至有时候…

Jessica, Rosetta Stone user

“I studied about two-thirds of the program before I went to Greece, and when I got there I was able to have real conversations and be understood easily.” - Jessica, Greek learner

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The best way to learn a language is to surround yourself with it, so our Dynamic Immersion® method does just that. Wallmart logo

“…It helps me understand my customers that don’t speak English. I now feel comfortable enough to take on that task myself [and that] enables me to provide better customer service as well as help coworkers.” - Support Manager, Walmart

2025免费梯子

2025免费梯子

Rosetta Stone is different because it works. If you’re tired of playing games and ready for real experiences, come learn with us.

Learn Languages app in iOS app store Learn Languages app in Google Play store

2025免费梯子

TruAccent

Perfect your pronunciation with TruAccent –– our patented speech recognition engine.

Phrasebook

Your guide to perfectly pronouncing key expressions.

Available in select languages

Mobility online or off

Going offline? You won’t miss a thing.

Seek & Speak

Turn everyday objects into conversation practice with scavenger-hunt style challenges.

Available for iOS in select languages

Audio Companion

Take a break from the screen by listening to your lessons.

Your Plan

Stay on-track with handpicked content and personalized alerts.^

Translations

Stuck? Get back to learning fast by using the long-press gesture to review in your native language.

Available in select languages

^Available on devices running Apple iOS 12 or 13, macOS Catalina, or Google Android operating systems. Languages offered for Android are English, French, Italian, German, and Spanish; all languages included for Apple operating systems.

2025免费梯子

“Rosetta Stone is the gold standard when it comes to learning a new language.”

“With its excellent user interface, clear instructions, wide variety of games and challenges... Rosetta Stone has got it going on.”

“I love Rosetta Stone's software, and I think the approach to learning languages works.”

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