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请教数据量较大时怎么处理？ #311

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winwill2012 opened this issue Aug 27, 2019 · 1 comment
Open

请教数据量较大时怎么处理？ #311

winwill2012 opened this issue Aug 27, 2019 · 1 comment

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@winwill2012
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请教一下，当数据量比较大时：100w用户，2w物品，900万行评分，矩阵密度：0.05%
这样的数据量应该怎么处理呢？目前使用BiasedMFRecommender，25G内存都不够用，计算不出来。
@hklgit
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hklgit commented Aug 4, 2020 •
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这个就是个demo,你的数据量不小了，25g铁定不够用老铁，你物品都两万了 算物品的相似度你25g都够呛，减少数据量本着可以跑通的原则来吧

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@winwill2012 @hklgit