The technology that goes into solving queries like this is impressive and Cognition gives you valuable control over the assigning of meaning and classes in a user friendly way.

这些Cognition使用的去解决搜索问题的技术是给人以深刻的印象，Cognition给使用者提供了一种友好的方式去更有价值地的控制意义和分类。

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Must possess in-depth knowledge of User-centered design, usability evaluation techniques, perception, cognition, task analysis, experimental design and statistics.

必须具备相当深入的知识以用户为中心的设计、可用性评估方法、感知、认知、任务分析、实验设计与统计。

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