For every possible pair of nodes, the Hopfield net calculates the product of their values and the weight between them.

Hopfield网络计算每一个可能的节点对的值与它们之间权重的乘积。

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Scott said the pair had been burning up to 6, 000 calories a day but had not always been able to find it, so had lost a lot of weight.

斯科特说，他们每天消耗热量6000卡路里，但难以补充回来，所以体重下降很快。

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He conjectured that if a pair of nodes are simultaneously sending their energy to one another, then the weight between them is greater than if just one sent its energy.

他假定如果一对节点同时向对方发送它们的能量，那么它们之间的权重就要大于只有一个发送自己的能量的情况。

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But it wasn't until she put on her first pair of skates that she realized just how much her weight was slowing her down.

CNN: Roller derby captain drops 100 pounds

The pair also has an adequate amount of heft without being overbearing when added to the weight of an already packed rucksack.

ENGADGET

Built of plastic to save weight, it was more akin to a scooter than to a bicycle, and it ran on a pair of lead-acid batteries, similar to those under the hood of a car.

NEWYORKER: Green Giant