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8 lines
268 B
8 lines
268 B
6 years ago
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# 10.4:基于矩阵分解的协同过滤算法流程
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- 1.随机初始矩阵值
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- 2.构造损失函数，求得矩阵参数梯度
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- 3.进行梯度下降，更新矩阵参数值
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- 4.喜好矩阵与内容矩阵相乘得到预测评分
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- 5.根据预测评分进行推荐
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