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1st place solution for the Tianchi wifi positioning competition

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二分类模型是一个模型还是多个模型？

大神你好，我看了你们团队的直播ppt，里面关于二分类模型有个图： ![image](https://user-images.githubusercontent.com/24224567/61875097-82357f80-af1c-11e9-8ab6-f10911b634d7.png) 按照这个意思，假设一个记录的候选店铺shop_id有n个，那不是要构建n个二分类模型吗？一个商场有100个店铺，如果记录足够分散，那每个店铺都可能称为候选店铺，岂不是要构建100个二分类模型？ 我觉得应该是我理解有问题，麻烦大神解惑！

lidanxu avatar lidanxu

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1st place solution for the Tianchi wifi positioning competition

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