它可以测算有多少人径直走向某种品牌，有多少人在某一品牌前犹豫，以及那些商品被人用来进行比较。与此同时，它还可以通过年龄、性别和种族对购物者进行分类。
It can measure how many went straight to one brand, the number that dithered and those that compared several, at the same time as sorting shoppers by age, gender and ethnicity.
当你确定你的分类方法运转正常了，下一步就是要估计各个牌型的出现概率。
When you are convinced that your classification methods are working, the next step is to estimate the probabilities of the various hands.
道路交通信号装置。信号牌装饰分类。第7部分：方向牌尺寸和组成规则。
Road traffic signs. pannel decor catalogue. part 7: dimensions and composition rules for directional informatory signs.
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