- 博客(3)
- 收藏
- 关注
RSS订阅原创 决策树 随机森林
决策树%matplotlib inlineimport matplotlib as pltimport pandas as pdfrom sklearn.datasets import fetch_california_housinghousing = fetch_california_housing() #加载数据print(housing.DESCR)Data Set Characteristics::Number of Instances: 20640:Number of
2020-09-24 12:49:14
236
原创 信用卡欺诈检测__下采样和过采样
数据：creditcard.csvimport numpy as npimport pandas as pdimport matplotlib.pyplot as pltdata = pd.read_csv('creditcard.csv')data.head()data.shape(284807, 31)data['Class'].value_counts() #.value_counts 分类计数，不同的变量值及其频数：两种用法①data['Class'].value_coun
2020-09-24 12:48:18
1506
原创 logistic regression完整代码演示
#logistics regression完整代码#三大件import numpy as npimport pandas as pdimport matplotlib.pyplot as plt#%matplotlib inline#数据读取import ospdData = pd.read_table("LogiReg_data.txt", sep=",",header=None, names=['Exam 1', 'Exam 2', 'Admitted'])#pdData.head
2020-07-08 16:18:15
1039
空空如也
空空如也
TA创建的收藏夹 TA关注的收藏夹
TA关注的人