(self, dataMatIn, classLabels, C, toler)
| 24 | toler - 容错率 |
| 25 | """ |
| 26 | def __init__(self, dataMatIn, classLabels, C, toler): |
| 27 | self.X = dataMatIn #数据矩阵 |
| 28 | self.labelMat = classLabels #数据标签 |
| 29 | self.C = C #松弛变量 |
| 30 | self.tol = toler #容错率 |
| 31 | self.m = np.shape(dataMatIn)[0] #数据矩阵行数 |
| 32 | self.alphas = np.mat(np.zeros((self.m,1))) #根据矩阵行数初始化alpha参数为0 |
| 33 | self.b = 0 #初始化b参数为0 |
| 34 | self.eCache = np.mat(np.zeros((self.m,2))) #根据矩阵行数初始化虎误差缓存，第一列为是否有效的标志位，第二列为实际的误差E的值。 |
| 35 | |
| 36 | def loadDataSet(fileName): |
| 37 | """ |
nothing calls this directly
no outgoing calls
no test coverage detected