Facial detection technology is also placed inside some large advertising boards.

一些大型广告牌也采用了面部识别技术。

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One facial detection system can judge a person's "happiness" or "fear" level.

一种面部检测系统可对人的“快乐”或“恐惧”程度作出判断。

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Now, a similar technology, known as facial detection, is entering a new field: the business of advertising.

如今，一种被称作面部检测的类似技术正在进入一个新的领域：广告业。

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Beyond just bringing metrics to outdoor advertisements, facial detection technology can tailor ads to people based on their features.

FORBES: What do Jell-O, Kraft, and Adidas Have in Common? They All Want to Know Your Face

Facial detection technology can enable a machine to present a customer with items they would typically purchase based on their physical characteristics.

FORBES: What do Jell-O, Kraft, and Adidas Have in Common? They All Want to Know Your Face

It also uses facial detection to identify who appears in your photos to find people to whom you are close, such as family members.

CNN: Google knows which of your photos are best