komd.py 文件源码

def __kernel_definition__(self):
        if self.Kf == 'rbf':
            return lambda X,Y : rbf_kernel(X,Y,self.rbf_gamma)
        if self.Kf == 'poly':
            return lambda X,Y : polynomial_kernel(X, Y, degree=self.poly_deg, gamma=None, coef0=self.poly_coeff)
        if self.Kf == None or self.Kf == 'linear':
            return lambda X,Y : linear_kernel(X,Y)