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仅用于学习日记,不可用于任何商业用途

#基于地域和热度的排序 #1、初始化时预留地域和热度接口 self.addr=addr self.type=type1 #2、加载数据 并筛选出上面addr指定的数据 #3、进行推荐 #如果在关心单个因素 则按单个因素推荐,单个因素值相等时按价格从低到高,推荐前k个 #如果进行综合推荐 则需对所有数据按列做归一化 (data[col]-data[col].min())/(data[col].max()-data[col].min()) #对每列即每个type指定权重并相乘 #按照综合得分推荐前K个 #过滤出打印项目 data.filter(items=['name',self.type]).values) #在main中指定区域和type

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