Undefined population elements get a weight of zero so they won't be picked by the sample function that chooses the most likely cell for a particular grid position.

未定义的种群元素权重为0，所以，为特定网格位置选择最可能细胞的sample函数不会选择它。

youdao

Every individual cell in the population has a grid position stored internally, so I don't have to search the grid or maintain an external hash when I want to find a cell's grid position.

种群中的每一个个体细胞都在内部存储了一个网格位置，所以，当我想要找到某个细胞的网格位置时，不必搜索网格或者维持一个外部散列表。

youdao

As we've seen so many times this year, a good grid position is extremely important.

正如我们今年多次看到的那样，一个好的发车位置是十分重要的。

youdao

Starting from a grid position of 14th, Button made steady progress up the field after a series of impressive overtaking maneuvers.

CNN: Button secures Formula One world championship

Saturday will see final qualifying for the fifth round of the F1 season, with grid position considered crucial on the Spanish circuit.

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For example, the creation of coupled-predictive models allow for understanding, days in advance, the impact that a storm would cause on the electrical grid and preemptively position crews and resources to facilitate restoration efforts.

ENGADGET: IBM announces Smarter Energy Research Institute, aims to improve energy grids (video)