Training sets like the ones Google and Facebook have are private.

像谷歌和脸书拥有的训练集是私有的。

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MapReduce is a software framework introduced by Google that supports distributed computing on large data sets on clusters of computers (or nodes).

MapReduce是Google引入的一个软件框架，它支持在计算机(即节点)集群上对大型数据集进行分布式计算。

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Google introduced the idea of MapReduce as a programming model for processing or generating large sets of data.

Google引用MapReduce的概念作为处理或生成大型数据集的编程模型。

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Google is still deciding whether it will follow the model where publishers set the retail price or whether Google sets the price.

WSJ: Google to Launch Digital Books by Early Summer

Sony stopped selling Google TV sets and instead opted for a companion box.

FORBES: Are Apple and Google Being Forced Out Of TV?

But Sony's Google TV sets can't get Hulu.

CNN: It may take a genius to shop for smart TVs