...ting(过拟合问题) 拟合问题举例-线性回归之房价问题: a) 欠拟合(underfit, 也称High-bias) b) 合适的拟合: c) 过拟合(overfit,也称High variance) 什么是过拟合(Overfitting): 如果我们有非常多的特征,那么所学的Hypothesis有可能对训练集拟合的非常好,但...
3
?过度适合
... 归约 reduce 过度适合overfit 互信息 mutual information ...
We need to divide up our records so some data instances are used to create the model, and some are used to test the model to ensure that we didn't overfit it.