How to average over a 2-d array?

如何平均在一个二维阵列？

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P. on a desktop computer using thousands of nodes in a 3-d array, but a good calculation requires millions of cells or the equivalent.

我们现在已经可以在一台桌面计算机上利用三维数组中的数千个节点证明该理论，但要完全实现需要百万计的细胞或者同等当量的计算。

youdao

The main difficulties in implementing 3-d imaging by a 2-d array are the need for more elements and more channels, the system complexity and weak signals.

基于二维阵列的三维成像在实现上具有阵元多、通道数多、系统复杂、回波信号弱等困难。

youdao

While the Quadricycle, the 1909 Model T and a 1932 V-8 Ford are cars you'd expect to see in an array of historic vehicles, the value of "Driving America" is in the way that it presents cars you would be more likely to find in a junkyard than a museum.

WSJ: The Henry Ford Prepares a Museum Makeover

As I wished, I'd like to get all Earthlings spending a bit of their day looking at data from the Allen Telescope Array to see if they can find patterns that all of the signal detection algorithms may still be missing, and while they are doing that, get them thinking about their place in the cosmos.

CNN: What if there's somebody else out there?