在顾客走进超市时用动态传感器对顾客计数是一回事，而用视频分析把顾客们分类为社会或民族群体却是另外一回事。

Counting customers with motion sensors as they enter a supermarket is one thing, but sorting them into social or racial groups using video analysis is another.

youdao

在顾客走进超市时用动态传感器对顾客计数是一回事，而用视频分析把顾客们分类为社会或民族群体却是另外一回事。

Counting customers with motion sensors as they enter a supermarket is one thing, but sorting them into social or racial groups using video analysis is another.

youdao