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1999年12月1日

1分钟阅读

以前见过

为了防范恐怖主义，五角大楼正在寻求图像识别技术

作者：丹尼尔·G·杜邦

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More by Daniel G. Dupont

This article was originally published with the title “Seen Before” in 大众科学 Magazine Vol. 281 No. 6 (December 1999)
doi:10.1038/scientificamerican121999-711a5KkKmiMidOICgWZqna

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