Google has a tool - Picasa - which allows users to organise their photos by tagging matching faces and Facebook USES photo Finder.

Google有一个工具picasa——它允许用户添加相配的面孔和“照片查询”软件里的脸谱做为标签来整理他们的照片。

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For example, Idealab sold one of its companies, a photo software firm named Picasa , to Google, and several of its companies have secured venture rounds from top venture capitalists (VCs).

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Picasa is a registered trademark of Google Inc.

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