他们开发了一种可以分析数码图像和视频的软件，该软件可以对人的面部表情进行识别和分类。

Its software can analyse digital images, including video, to recognise and classify facial expressions.

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内容分类是任何一种这样的进程，即增强数据，以便采用让数据更容易搜索、归档、管理和集成到其他进程中的方式组织数据。

Content classification is any process that enriches data to organize it in a manner that makes the data easier to search, archive, manage, and integrate into other processes.

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世卫组织的许多重要科学出版物（如《国际疾病分类》、《世界卫生统计》和《世界卫生报告》等）以六种语言出版，而且往往语言版本远远超过六种。

Many of WHO's key scientific publications - like the International Classification of Diseases, World Health Statistics, and the World Health Report - appear in six languages, and often many more.

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So there are three main geographical subdivisions.

有三种主要的地理形态分类。

耶鲁公开课 - 旧约导论课程节选

What is inescapable is farmers are a sociological category of people, different from non-farmers in all kinds of critical ways, and it is just an example of how this whole business has disappeared.

不可否认的是,农业人口是一种社会学对人口的分类,和非农业人口是完全不同的,这只不过是,整个产业走向消亡的一个例子罢了

耶鲁公开课 - 古希腊历史简介课程节选