import?numpy?as?np?#?快速操作結構數組的工具
import?matplotlib.pyplot?as?plt?#?可視化繪制
from?sklearn.linear_model?import?Ridge?RidgeCV?#?Ridge嶺回歸RidgeCV帶有廣義交叉驗證的嶺回歸
#?樣本數據集，第一列為x，第二列為y，在x和y之間建立回歸模型
data?=?[
[0.067732?3.176513]?[0.427810?3.816464]?[0.995731?4.550095]?[
0.738336?4.256571]?[0.981083?4.560815]
[0.526171?3.929515]?[0.378887?3.526170]?[0.033859?3.156393]?[
0.132791?3.110301]?[0.138306?3.149813]
[0.247809?3.476346]?[0.648270?4.119688]?[0.731209?4.282233]?[
0.236833?3.486582]?[0.969788?4.655492]
[0.607492?3.965162]?[0.358622?3.514900]?[0.147846?3.125947]?[
0.637820?4.094115]?[0.230372?3.476039]
[0.070237?3.210610]?[0.067154?3.190612]?[0.925577?4.631504]?[
0.717733?4.