Listing 3: Setting up a neural network with bpnn.py.

清单3：用bpnn . py建立一个神经网络。

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By contrast, in a neural network we don't tell the computer how to solve our problem.

相比之下，在神经网络中我们并不告诉计算机如何去解决我们的问题。

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A neural network typically consists of a number of interconnected processors, or nodes.

类神经网络的特色是由一些互相连接的处理器或节点组成。

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In some cases, a neural network may consider as many as a hundred variables before it makes up its mind.

ECONOMIST: The learning home

Our results suggest that a neural network of frontal lobe areas acts as a central bottleneck of information processing that severely limits our ability to multitask.

FORBES: Why Multitasking Gets You Nowhere, Fast

Mountain View's secret lab stitched together 1, 000 computers totaling 16, 000 cores to form a neural network with over 1 billion connections, and sent it to YouTube looking for cats.

ENGADGET: Google simulates the human brain with 1000 machines, 16000 cores and a love of cats