The key component is a technology called Optical Character Recognition, or OCR.

关键是一种称为符识别（OCR）的技术。

And, you know, speech recognition systems nowadays, OCR systems, are completely end-to-end.

而且，你知道，现在的语音识别系统OCR系统都是完全端到端的。

And I think it's so popular cell for the same reasons why OCR is popular.

我认为它之所以如此受欢迎，与OCR流的原因相同。

Whenever there is text on like a sweater or cookie wrapper, depending on the pose and the angle, it might be more challenging and difficult to extract the right OCR.

每当有文时，比如毛衣或饼干包装纸，根据姿势角度，提取正确的 OCR 可能会更具挑战度。

So it's OCR, but for LaTeX you can take a snapshot of just any equations and then it gives you all sorts of things, but one of them would be the LaTeX for that expression.

所以这是OCR， 但针对LaTeX， 你可以截取任何方程的图片， 然后它会给你各种东西，其中就包括该表达式的LaTeX代码。