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pt5jvslni/Chapter10/基于矩阵分解的协同过滤算法流程.md

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10.4:基于矩阵分解的协同过滤算法流程

  • 1.随机初始矩阵值
  • 2.构造损失函数，求得矩阵参数梯度
  • 3.进行梯度下降，更新矩阵参数值
  • 4.喜好矩阵与内容矩阵相乘得到预测评分
  • 5.根据预测评分进行推荐