函数说明:加载数据 Parameters: fileName - 文件名 Returns: dataMat - 数据矩阵 Website: http://www.cuijiahua.com/ Modify: 2017-12-09
(fileName)
| 3 | import numpy as np |
| 4 | |
| 5 | def loadDataSet(fileName): |
| 6 | """ |
| 7 | 函数说明:加载数据 |
| 8 | Parameters: |
| 9 | fileName - 文件名 |
| 10 | Returns: |
| 11 | dataMat - 数据矩阵 |
| 12 | Website: |
| 13 | http://www.cuijiahua.com/ |
| 14 | Modify: |
| 15 | 2017-12-09 |
| 16 | """ |
| 17 | dataMat = [] |
| 18 | fr = open(fileName) |
| 19 | for line in fr.readlines(): |
| 20 | curLine = line.strip().split('\t') |
| 21 | fltLine = list(map(float, curLine)) #转化为float类型 |
| 22 | dataMat.append(fltLine) |
| 23 | return dataMat |
| 24 | |
| 25 | def plotDataSet(filename): |
| 26 | """ |
no outgoing calls
no test coverage detected