This project forked from jingchenustc/svdrecommendersystem
将SVD应用于推荐系统中的评分预测问题
将SVD应用于推荐系统中的评分预测问题
关于SVD的原理分析可以参见我的博客奇异值分解(SVD)原理详解及推导
关于代码中的SVD算法的推导可以看这里SVD在推荐系统中的应用详解以及算法推导
##RSVD预测公式：
##ASVD预测公式：
##SVD++预测公式：
通过“isTranspose”变量设置R矩阵是否转置，转置后得到原始算法的对偶算法
##对偶ASVD预测公式：
##对偶SVD++预测公式：
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