我不知道如何有效地计算熊猫栏中可能出现的群体。 我想将客户购买中重复次数最多的产品分类。 例如:
Groups = {A,B}, {C,D}, {A,B,C}, {B,C}, {B,C,D}
Count of Group {A,B} = 3 (Client 1-3-5)
Count of Group {C,D} = 3 (Client 2-4)
Count of Group {A,B,C} = 2 (Client 3-5)
Count of Group {B,C} = 3 (Client 2-3-5)
Count of Group {B,C,D} = 2 (Client 2,5)
让我们尝试
get_dummies
来分隔Products
,然后循环遍历组并计数:输出:
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