发表于 2016-06-23 更新于 2021-02-25 分类于 ML 吴恩达的机器学习视频,决定看完一次! COURSE 1 SUPERVISED LEANRNING — 分类有先验知识。对事物的判断已有相关定论 UNSUPERVISED LEARNING — 聚类没有先验知识。事先没有给定结论 REFOCEMENT LEANRNING见[2] COURSE 2123456Notationm = #training examplesx = 'input' variables/features;y = 'output' variables/'target' variables(x,y) = training exampleith training example = (xi,yi) Gradient DescentReference 课程讲义 增强学习 —>