2024 年 12月 20 日随笔档案 - VVV1

2024年12月20日

摘要： `import numpy as np import statsmodels.formula.api as smf import pylab as plt 创建x值序列 x = np.arange(17, 30, 2) 加载数据 a = np.loadtxt('data10_3.txt') 设置图形阅读全文

posted @ 2024-12-20 10:01 VVV1 阅读(13) 评论(0) 推荐(0)

数学建模习题10.2

摘要： `import numpy as np import statsmodels.api as sm import pylab as plt 加载数据 a = np.loadtxt('data10_2.txt') plt.rc('text', usetex=True) plt.rc('font', si 阅读全文

posted @ 2024-12-20 09:55 VVV1 阅读(12) 评论(0) 推荐(0)

数学建模习题10.1

摘要： `import numpy as np import statsmodels.api as sm import pylab as plt def check(d): x0 = d[:, 0] y0 = d[:, 1] data = {'x': x0, 'y': y0} model = sm.form 阅读全文

posted @ 2024-12-20 09:47 VVV1 阅读(19) 评论(0) 推荐(0)

数学建模习题9.5

摘要： `import pandas as pd from statsmodels.formula.api import ols from statsmodels.stats.anova import anova_lm 列名列表 column_names = ["城市1", "城市2", "城市3", "城阅读全文

posted @ 2024-12-20 09:31 VVV1 阅读(13) 评论(0) 推荐(0)

数学建模习题9.3

摘要： `import pandas as pd import matplotlib.pyplot as plt import seaborn as sns from scipy import stats file_path = '9.3.xlsx' data = pd.read_excel(file_pa 阅读全文

posted @ 2024-12-20 09:05 VVV1 阅读(23) 评论(0) 推荐(0)