Machine Learning definition:
- Arthur Samuel: Field of study that gives computers the ability to learn without being explicitly programmed.
- A computer program is said to learn from experience E with respect to some task T and some performance measure P, if its performance on T, as measured by P, improves with experience E
ONE:
Supervised Learning 给出标准答案进行训练
regression problem 连续的
classification problem 离散的
TWO:
Learning Theory
Three:
Unsupervised Learning 例如聚类问题
（通过图片建立3D模型）
这些数据有什么特殊结构
FOUR:
Reinforcement Learning 强化学习
reward function
好的行为和坏的行为
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