摘要： 基于近邻（nearest-neighbor）算法广泛用于协同推荐方法中，原因在于该算法简单、有效，且能够准确及个性化的推荐。 阅读全文

摘要： In logistic regression we learn a family of functions from to the interval . However, logistic regression is used for classification tasks: We can int 阅读全文

摘要： In this chapter we will study the family of linear predictors, one of the most useful families of hypothesis classes. Many learning algorithms that ar 阅读全文

摘要： File I/O Here is a simple example of file I/O (input/output): The output and the contents of the file test.txt are: Notice that it wrote a file called 阅读全文

摘要： File is a named location on disk to store related information. It is used to permanently store data in a non-volatile memory (e.g. hard disk). Since, 阅读全文

摘要： Chapter 1 Introduction 1.1 What Is Machine Learning? To solve a problem on a computer, we need an algorithm. An algorithm is a sequence of instruction 阅读全文