vicky428-优快云博客

原创 assignment1.R-20170914

#数据预处理data=data.frame(XY_train)colnames(data)=c('y',paste("x",1:34,sep=""))#离散因素数据处理data[,'y']=factor(data[,'y'])data[,'x33']=factor(data[,'x33'])data[,'x34']=factor(data[,'x34'])#转换因子水平为数值le...

2019-09-03 12:43:21 222

原创 logit2.R-20170913

library(caret) library(MASS)library(glmnet)data=as.matrix(oadata2)colnames(data)=c('y','x1','x2','x17',paste("x",3:16,sep=""))c=10 #验证c次set.seed(5000)r3=matrix(0,c,1)a=matrix(0,c,2)merror=m...

2019-09-02 12:46:42 223

原创 nnls.R-20170908

cdata=condata2cdata=as.matrix(cdata)colnames(cdata)=c('y','x1','x2','x7^2','x7','x17',paste("x3",0:1,sep="="),paste("x4",0:6,sep="="), paste("x5","=",0:1,sep=""),paste("x6","="...

2019-09-02 12:45:01 613

原创 selectvar.R-20170907

# datap=cbind(condata[,1],pc)# colnames(datap)=c('y',paste("x",1:9,sep=""))# l=lm(y~.,data=data.frame(datap))# summary(l)condata2=condata3condata2=as.matrix(condata2)colnames(condata2)=c('y','...

2019-09-02 12:44:29 193

原创 lm.R-20170905

#colnames(condata)=c('y','x1','x2','x17',paste("x",3:16,sep=""))condata=as.matrix(condata)colnames(condata)=c('y','x1','x2','x17',paste("x3",0:1,sep="="),paste("x4",0:6,sep="="), ...

2019-09-02 12:43:52 147

原创 dividedata2.R-20170905

library(caret) library("kernlab")data=as.matrix(oadata)colnames(data)=c('y','x1','x2','x17',paste("x",3:16,sep=""))c=1000 #验证c次set.seed(1000)r1=matrix(0,c,1)r2=matrix(0,c,1)r4=matrix(0,c,1)...

2019-09-02 12:43:17 153

原创 fit.R-20170905

yinterval=as.matrix(yinterval)f=as.matrix(yinterval[,3:18])xint=seq(5000,155000,10000)par(mfrow=c(2,2))plot(xint,f[4,])m=matrix(0,nrow(f),1)v=matrix(0,nrow(f),1)xmu=matrix(0,nrow(f),1)xsigma...

2019-09-02 12:42:29 189

原创 bootstrap.R-20170901

# #bootstrap验证# #返回回归系数向量的自编函数# bs <- function(formula, data, indices){# d <- data[indices,]# fit <- lm(formula,data=d)# return(coef(fit))# }# #自助抽样# set.seed(1234)# a = lm(y~0+...

2019-09-02 12:41:47 244

原创 logit.R-20170901

library(caret) data=as.matrix(oadata2)colnames(data)=c('y','x1','x2','x17',paste("x",3:16,sep=""))c=5000 #验证c次set.seed(5000)r1=matrix(0,c,1)r2=matrix(0,c,1)p1=matrix(0,12,c)for (k in 1:c) {...

2019-09-02 12:41:08 232

原创 dividedata.R-20170830

#data=cbind(ypart,xcovpart2)#sample(2, nrow(data), replace=T, prob=c(0.7,0.3))library(caret) data=as.matrix(oadata)colnames(data)=c('y','x1','x2','x17',paste("x",3:16,sep=""))c=5000 #验证c次set....

2019-09-02 12:40:27 190

原创 covdesign2.R-20170829

data=as.matrix(oadata)colnames(data)=c('y','x1','x2','x17',paste("x",3:16,sep=""))# library(DoE.base)# oa.design(ID=L9.3.4)# oa.design(nfactors=6, nlevels=3)#leave-one-out验证library(caret) #r...

2019-09-02 12:39:18 182

原创 covdesign-20170826

x1<-xcovpart[,1] x2<-xcovpart[,2] x3<-xcovpart[,3] x4<-xcovpart[,4] x5<-xcovpart[,5] x6<-xcovpart[,6] x7<-xcovpart[,7] x8<-xcovpart[,8] x9<-xcovpart[,9] x10<-xc...

2019-09-02 12:38:03 132

原创 svm.R-20170824

library(e1071)m1<-svm(xcovpart2,ypart)summary(m1)ypart.pre3<-predict(m1,xcovpart2)resi3=abs(ypart-ypart.pre3)/ypartmean(resi3) #误差yall.pre3=predict(m1,newdata=data.frame(xcovall2))m2&lt...

2019-08-31 15:10:28 118

原创 savedata.R-20170704

write.table(des1, file = "/Users/vicky/Documents/code/R/des1.txt")write.table(des2, file = "/Users/vicky/Documents/code/R/des2.txt")write.table(des3, file = "/Users/vicky/Documents/code/R/des3.txt...

2019-08-31 15:09:30 265

原创 hello.py-20190220

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Tue Feb 19 08:40:55 2019@author: vicky"""from flask import Flaskapp = Flask(__name__)@app.route('/')def hello_world(): retur...

2019-08-31 15:06:03 414

原创 app.py-20190229

from flask import Flaskfrom flask import requestapp = Flask(__name__)#GET /：首页，返回Home；@app.route('/', methods=['GET', 'POST'])def home(): return '<h1>Home</h1>'#GET /signin：登...

2019-08-31 15:05:58 192

原创 hello_jinjia.py hello_celery.py -20190219

from jinja2 import Templatetemplate = Template('Hello {{ name }}!')template.render(name='John Doe')#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Tue Feb 19 11:38:12 2019@aut...

2019-08-31 15:05:52 110

原创 jm3.py-20180919

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Mon Sep 17 03:01:06 2018@author: vicky"""import pandas as pd import numpy as npimport matplotlib.pyplot as plt import seaborn as s...

2019-08-31 15:05:47 595

原创 jm4.py-20180918

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Mon Sep 17 12:46:07 2018@author: vicky"""import pandas as pdimport matplotlib.pyplot as pltimport matplotlib.patches as mpatchesi...

2019-08-31 15:05:39 423

原创 jm2.py-20180919

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Sat Sep 15 23:00:00 2018@author: vicky"""import pandas as pdimport numpy as np import matplotlib.pyplot as pltfrom sklearn.clus...

2019-07-24 12:45:48 135

原创 temp.py-20180917

# -*- coding: utf-8 -*-"""Spyder EditorThis is a temporary script file."""import pandas as pdimport matplotlib.pyplot as pltimport matplotlib.patches as mpatchesimport seaborn as snsimport ...

2019-07-24 12:45:36 246

原创 jm1.py-20180915

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Sat Sep 15 13:44:49 2018@author: vicky"""import pandas as pddata = pd.read_excel('/Users/vicky/Desktop/建模/附件1.xlsx')d=data[0:100]...

2019-07-24 12:45:19 159

原创 tx.py-20180916

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Sun Sep 16 15:33:06 2018@author: vicky"""for line in sys.stdin: a = line.split()a=[2,3,3]k=0for x in range(1,a[0]+1): f...

2019-07-24 12:45:04 126

原创 xiaodu_julei.py-20180830

# -*- coding: utf-8 -*-"""Created on Thu Aug 30 11:46:33 2018@author: wenyun.wxw"""import time import re import os import sysimport codecsimport shutilimport numpy as ...

2019-07-24 12:44:36 124

原创 xiaodu_fenci.py-20190830

# -*- coding: utf-8 -*-"""Created on Tue Aug 28 14:38:16 2018@author: wenyun.wxw"""import jiebaimport refrom wordcloud import WordCloudimport matplotlib.pyplot as pltdata=ratecontent_less...

2019-07-24 12:44:24 208

原创 cipin.py－20180830

# -*- coding: utf-8 -*-"""Created on Tue Aug 28 15:09:32 2018@author: wenyun.wxw"""data=ratecontent_less+ratecontent_jd_less #合并天猫评论和京东评论num=len(data)for i in range(num-1): if data[i]==...

2019-07-24 12:44:06 401 1

原创 xiaodu_jd.py-20180830

# -*- coding: utf-8 -*-"""Created on Tue Aug 28 11:02:24 2018@author: wenyun.wxw"""import requestsimport redef xiaodu(score): #score=0为全部，1为差评，2为中评，3为好评, 4配图评论 urls = [] #替换页面数为i，...

2019-07-24 12:43:56 212

原创 xiaodu.py-20180830

# -*- coding: utf-8 -*-"""Created on Mon Aug 27 14:42:09 2018@author: wenyun.wxw"""import requestsimport re#创建循环链接urls = []#替换页面数为i，取前100页评论for i in list(range(1,99)): urls.append('h...

2019-07-24 12:43:46 215

原创 fenceng3.py-20180827

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Fri Aug 3 16:46:12 2018@author: vicky"""import numpy as np import pandas as pdimport matplotlib.pyplot as pltfrom sklearn.clust...

2019-07-24 12:43:39 134

原创 julei3.py-20180824

# -*- coding: utf-8 -*-"""Created on Wed Jul 18 11:01:41 2018@author: wenyun.wxw"""# coding=utf-8 """ Created on 2016-01-06 @author: Eastmount """ import time import re ...

2019-07-23 12:51:38 611

原创 fenceng2.py-20180816

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Sun Jul 29 22:37:01 2018@author: vicky"""import numpy as np import pandas as pdimport matplotlib.pyplot as pltfrom sklearn.clust...

2019-07-23 12:51:10 112

原创 fenceng.py-20180730

# -*- coding: utf-8 -*-"""Created on Fri Jul 27 11:42:16 2018@author: wenyun.wxw"""import numpy as np import pandas as pdimport matplotlib.pyplot as pltfrom sklearn.cluster import KMeans i...

2019-07-23 12:51:00 119

原创 importdata.py-20180729

# -*- coding: utf-8 -*-"""Created on Thu Jul 26 10:51:30 2018@author: wenyun.wxw"""#计算行数count = -1for count,line in enumerate(open('data.txt','r',encoding='utf-8')): passcount=count+1...

2019-07-23 12:50:49 104

原创 pinglun.py-20180722

# -*- coding: utf-8 -*-"""Created on Thu Jul 12 15:08:33 2018@author: wenyun.wxw"""import requestsimport re#https://rate.tmall.com/list_detail_rate.htm?#itemId=567925396518 #商品id#&spu...

2019-07-23 12:50:42 232

原创 fenci.py-20180722

# -*- coding: utf-8 -*-"""Created on Fri Jul 13 20:00:33 2018@author: wenyun.wxw"""import jiebaimport reratecontent2=ratecontentfor i in range(len(ratecontent)): if ratecontent[i]=='此...

2019-07-23 12:50:35 158

原创 julei2.py-20180721

# -*- coding: utf-8 -*-"""Created on Wed Jul 18 09:35:01 2018@author: wenyun.wxw"""import jieba from sklearn.feature_extraction.text import TfidfVectorizerfrom sklearn.cluster import KMeans...

2019-07-23 12:50:25 142

原创 julei.py-20180721

# -*- coding: utf-8 -*-"""Created on Tue Jul 17 21:00:19 2018@author: wenyun.wxw"""#特征提取#- Tf-idf# 词频矩阵：矩阵元素a[i][j] 表示j词在i类文本下的词频 from sklearn.feature_extraction.text import CountVectorize...

2019-07-23 12:50:15 257

原创 pysparkexample.py-20180713

# -*- coding: utf-8 -*-"""Created on Fri Jul 13 10:03:33 2018@author: wenyun.wxw"""#http://help.aliyun-inc.com/internaldoc/detail/49805.html?spm=a2c1f.8259796.2.243.dwy2KNfrom odps.odps_sdk im...

2019-07-23 12:50:03 210

原创 advcase1.py-20180704

#!/usr/bin/env python3# -*- coding: utf-8 -*-"""Created on Tue Jul 3 17:43:53 2018@author: vicky"""# 导入第三方包import pandas as pdimport numpy as npimport statsmodels.formula.api as smffrom ...

2019-07-23 12:49:55 97