Once you know that it's linear, you know that there's some way to describe this function as matrix multiplication.

一旦你知道它是线性的 你就知道有一些方法可以用矩阵乘法来描述这个函数。

Which of the following best describes the function of the highlighted sentence in the context of the passage as a whole?

下列哪一项最好地描述了标黑句子的功能？

If you took all of the combinations of 10 samples from some original distribution and you averaged them out, this would describe that function.

如果您从某个原始分布中取出 10 个样本的所有组合，然后对它们进行平均，这将描述该函数。