Covariance(协方差): Cosine Similarity: Pearson Corelattion Coefficient: 这篇文章写得不错:https://www.zhihu.com/question/20852004 相关文章: 2022-12-23 2021-05-10 2021-12-08 2022-12-23 2022-12-23 2022-12-23 2022-12-23