jutil.py 文件源码

def mlr_val( RM, yE, disp = True, graph = True, rate = 2, more_train = True, center = None):
    """
    Validation is peformed as much as the given ratio.
    """
    RMt, yEt, RMv, yEv = jchem.get_valid_mode_data( RM, yE, rate = rate, more_train = more_train, center = center)

    clf = linear_model.LinearRegression()   
    clf.fit( RMt, yEt)

    print('Training result')
    mlr_show( clf, RMt, yEt, disp = disp, graph = graph)

    print('Validation result')
    r_sqr, RMSE = mlr_show( clf, RMv, yEv, disp = disp, graph = graph)

    return r_sqr, RMSE