摘要：
import numpy as np import matplotlib.pyplot as plt from sklearn.linear_model import LinearRegression from sklearn.preprocessing import PolynomialFeatu 阅读全文
摘要：
结果是： Actual weights: [66, 87, 68, 74]Predicted weights: [62.4 76.8 66. 72.6]Predicted weights by StandardScaler: [69.4 76.8 59.2 59.2]Predicted weight 阅读全文