中文说明：多分类任务和神经网络基础代码，可用于完成机器学习课程作业。本代码框架为斯坦福大学机器学习课程的课后作业3.由本人已经完成。下载后可用来借鉴，完成本次作业。其中主要内容可以再斯坦福大学网络公开课上学习。
English Description：
Multi classification task and neural network based code, can be used to complete the machine learning course work. This code framework for the course of machine learning in Stanford University, after class 3 by I have completed. Download can be used for reference, the completion of this work. The main content of which can be learned in the network open class in Stanford University.