kernels.py 文件源码

def __init__(self, X, pos):
        Kernel.__init__(self)
        self.X_scaled = X/np.sqrt(X.shape[1])
        d = pos.shape[0]
        self.D = np.abs(np.tile(np.column_stack(pos).T, (1, d)) - np.tile(pos, (d, 1))) / 100000.0