FrostMonarch的博客

    This blog is written for the purpose of  memorying some importants points appeared in CS61A.At first,I want to write the blog on medium.But medium has been walled LOL.For more information about CS...

    Lecture 2 is all about python  variable.As i have learned python programming before.There're still not  too many new things to me.    Here are some interesting points in this lecture.    The princ...

So , I would like to share the concept of local environment. In local environment, we can use intermediate variable to describe more complex expression.It 's not end yet. I will keep update

Which feature should we choose?Well, sometimes it's really hard to tell which feature we should choose just by feeling, but we can use number to guide our decision about which feature we should choose...

Support vector machine(SVM)(1) The cost function of SVM is (2)The hypothesis is (3)The decision boundary has a large margin which means the boundary is far from the data points.Concretely，our hypothes...