则我们可以将开始线性回归时假设的线性模型带入上式中,得则不费吹灰之力复合了一个线性化参数函数,且其输入为连续值,其输出为近似离散值。 有了模型,...
设线性回归的训练集为其中 , , m为训练集的样本个数,p为样本特征数。作线性回归,设其回归模型为其中均为p+1维向量。最小化性能指标梯度为其...
https://jowisdom.github.io/2018/10/19/%E5%9F%BA%E4%BA%8EGithub%20page%E5...
1. notorious : adj well-known for some bad quality notorirty : n noted :...
1. anthropologist : whose field is all mankind. 2. astronomer : whose fi...
1. psychologist: n an expert of psychology psychology : n psychological ...
1. internist : n A general physician. Also, a specialist in internal med...
在平常的学习生活中,由于误操作或者其它原因导致电脑系统崩溃或中毒后,亦或是电脑用太久需要重新装系统以提高电脑的运行速度,都必须要重装电脑,但是对...
How to talk about personality types? Everyone's personality is determine...