雨落狮山山亦奇的个人博客

from sklearn.datasets import load_digitsdigits=load_digits()digits.data.shapefrom sklearn.cross_validation import train_test_splitX_train,X_test,y_train,y_test=train_test_split(digits.data,digits...

# -*- coding: cp936 -*-import pandas as pdimport numpy as npcolumn_names=['Sample code number','Clump Thickness','Uniformity of Cell Size','Uniformity of Cell Shape','Marginal Adhesion','Single Epi...

from sklearn.datasets import fetch_20newsgroupsnews=fetch_20newsgroups(subset='all')print len(news.data)print news.data[0]from sklearn.cross_validation import train_test_splitX_train,X_test,y_tr...

# -*- coding: cp936 -*-from sklearn.datasets import load_irisiris=load_iris()iris.data.shapeprint iris.DESCRfrom sklearn.cross_validation import train_test_splitX_train,X_test,y_train,y_test=tr...

import pandas as pdtitanic=pd.read_csv('http://biostat.mc.vanderbilt.edu/wiki/pub/Main/DataSets/titanic.txt')X=titanic[['pclass','age','sex']]y=titanic['survived']X['age'].fillna(X['age'].mean(...

# -*- coding: cp936 -*-from sklearn.datasets import load_bostonboston=load_boston()from sklearn.cross_validation import train_test_splitimport numpy as npX=boston.datay=boston.targetX_train,X...