最近邻分类算法的python实现：KNN
jopen
9年前
最近邻分类算法的python实现：KNN。
import knn from knn import * from numpy import * dataSet, labels = createDataSet() #产生数据集 testX = array([1.2, 1.0]) k = 3 outputLabel = kNNClassify(testX, dataSet, labels, k) print ("Your input is:", testX, "and classified to class: ", outputLabel ) testX = array([0.1, 0.3]) outputLabel = kNNClassify(testX, dataSet, labels, k) print ("Your input is:", testX, "and classified to class: ", outputLabel)