中文说明：基于matlab的最近邻算法算法，KNN算法；含有两个文件（即函数），代码精短干练，适合初学者了解这一经典简单高效算法；需准备训练和测试数据，主要用于分类，可和其他分类算法做相应比较，是掌握matlab编程和KNN算法的很好资源和工具。
English Description：
The nearest neighbor algorithm based on MATLAB, KNN algorithm; contains two files (i.e. function), the code is concise, suitable for beginners to understand this classic simple and efficient algorithm; need to prepare training and test data, mainly used for classification, can be compared with other classification algorithms, is a good resource and tool to master matlab programming and KNN algorithm.