2018年4月21日
随机逻辑回归
摘要： import pandas as pd import os os.chdir(u'E:\内网通得东西\练习4') #参数初始化 filename = 'bankloan.xls' data = pd.read_excel(filename) x = data.iloc[:,:8].as_matrix() y = data.iloc[:,8].as_matrix() from sklearn.... 阅读全文
posted @ 2018-04-21 09:27 python赵小弟 阅读(1846) 评论(0) 推荐(0)
决策树
摘要： import os import pandas as pd from sklearn.cross_validation import train_test_split from sklearn import tree from sklearn import metrics infile = 'sales_data.xls' os.chdir('E:\pycharm\machine learni... 阅读全文
posted @ 2018-04-21 09:26 python赵小弟 阅读(158) 评论(0) 推荐(0)
结巴分词demo
摘要： #encoding=utf-8 from __future__ import unicode_literals import sys sys.path.append("../") import jieba import jieba.posseg import jieba.analyse print('='*40) print('1. 分词') print('-'*40) seg_list ... 阅读全文
posted @ 2018-04-21 09:21 python赵小弟 阅读(254) 评论(0) 推荐(0)
线性回归分析波士顿房价
摘要： from sklearn import datasets import pandas as pd import numpy as np from sklearn.cross_validation import train_test_split from sklearn.preprocessing import StandardScaler from sklearn.linear_model im... 阅读全文
posted @ 2018-04-21 09:18 python赵小弟 阅读(2034) 评论(0) 推荐(0)