Merge branch 'master' of https://github.com/apachecn/MachineLearning

src/python/01.NumPy.py

@@ -28,7 +28,7 @@ randMat = mat(randArray)
 # .T表示对矩阵转置(行列颠倒)
 invRandMat = randMat.I
 # 输出结果
-print randArray, '\n---\n', randMat, '\n+++\n', invRandMat
+print(randArray, '\n---\n', randMat, '\n+++\n', invRandMat)
 # 矩阵和逆矩阵 进行求积 (单位矩阵，对角线都为1嘛，理论上4*4的矩阵其他的都为0)
 myEye = randMat*invRandMat
 # 误差

src/python/02.kNN/kNN.py

@@ -0,0 +1,18 @@
+'''
+导入科学计算包numpy和运算符模块operator
+@author: geekidentity
+'''
+from numpy import *
+import operator
+
+'''
+ 创建数据集和标签
+
+ 调用方式
+ import kNN
+ group, labels = createDateSet()11
+'''
+def createDataSet():
+    group = array([[1.0,1.1],[1.0,1.0],[0,0],[0,0.1]])
+    labels = ['A','A','B','B']
+    return group, labels