模式识别大作业K近邻算法（KNN）C++实现，内有iris和wine数据测试以及其他相关资料。-, Pattern Recognition large job K nearest neighbor algorithm (KNN) C++ achieved within the iris and wine data testing and other relevant information.

通过KNN分类法，根据酒的某些性状信息对酒进行分类。然后，通过交叉验证对分类结果进行测试。最后，对数据进行主成分分析，再进行分类。-By KNN classification, according to certain traits information wine wine classification. Then, through cross-validation of the classification tested. Finally, principal component analy

MATLAB实现的KNN 压缩文件包含m文件和wine.txt(机器学习著名的红酒数据集，下载自UCI大学机器学习数据集： http://archive.ics.uci.edu/ml/datasets/Wine） -knn wrote in MATLAB

对于KNN算法对于wine数据集的分类，用matlab语言编写(The classification of the KNN algorithm for the wine data set)