在我们的研究报告中，识别标准照片的性能从54%上升到100%。

In the study we reported, it goes from 54 percent, which is the performance that it got on standard photographs, up to 100 percent.

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除了标准照片文件中包括的大量信息之外，一项新技术的运用甚至可以找到照片拍摄地点的详细信息。

Beyond the stacks of info contained within standard picture files, a new breed of applications can pile on even more detailed signals about where a photo was taken.

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And so this is why in problem set 5 last year when I took photographs on campus with a compact flash card, just standard consumer media and I accidentally formatted that compact flash card, I only lost the first few kilobytes, the first few thousand bits on that compact flash card.

这也是去年的套题5中,我们在校园里面用配有，简易闪存卡的标准摄像机拍照片,我不小心格式化了这个简易闪存卡,其实我只是丢失的最开头的几千个字节的数据。

哈佛公开课 - 计算机科学课程节选