It analyses areas of close curves in time-domain graph of signal waveform, so that we can detect the pitch conveniently, efficiently, precisely and reliably.

它通过对时域信号波形图中闭合曲线的面积进行相关性分析，从而达到简便、高效、高精度、高可信度地提取音调的目的。

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Taken to the extreme, owners of clubs like Chelsea and Manchester City can attempt to overwhelm the opposition by assembling never-before-seen squads of immense cost (see first graph below) which results in unprecedented odds in their favor of winning the league title if they can get more of that talent on the pitch than the competition (see second graph below).

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That graph might as well have come from an EV pitch last week.

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