def LabelDicts(labelNum,fileNum,featureNum):
t=util.Counter()
for i in range(fileNum):
t+=featureSelected.featureDict(labelNum,i)
print "%d.txt" %i
print "legth of dict label",len(t)
result=sorted(t.items(),key=lambda e:e[1],reverse=True)
featureDict={}
for i in range(featureNum):
featureDict[result[i][0]]=result[i][1]
print "features are as follows:"
print json.dumps(featureDict,encoding='UTF-8',ensure_ascii=False)
return featureDict
def fileToDict(labelNum=2,num=765):
result=featureSelected.featureDict(labelNum,num)
sort=sorted(result.items(),key=lambda e:e[1],reverse=True)
print "文本单词提取"
print json.dumps(sort,encoding='UTF-8',ensure_ascii=False)
str=('../data/trainData/Dict/%d.txt') % labelNum
f=open(str,'rb')
DICT=pickle.load(f)
f.close()
print "字典："
print json.dumps(DICT,encoding='UTF-8',ensure_ascii=False)
return sort
def fileToVector(labelNum=2,num=765):
result=featureSelected.featureDict(labelNum,num)
vector=[]
str=('../data/trainData/Dict/%d.txt') % labelNum
f=open(str,'rb')
loadDict=pickle.load(f)
f.close()
loadDict=sorted(loadDict.items(),key=lambda e:e[1],reverse=True)
for item in loadDict:
if item[0] in result:
vector.append(result[item[0]])
else:
vector.append(0)
print "文本向量化已经完成"
print vector
def saveWordTextDict(label,fileNum):
str1=('../data/trainData/Dict/%d.txt') % label
str2=('../data/trainData/Dict/words%d.txt') %label
f1=open(str1,'rb')
Dict=pickle.load(f1)
f1.close()
wordDict=util.Counter()
for item in Dict.items():
wordDict[item]=0
for item in Dict.items():
print 'item',item
for i in range(fileNum):
tmp=featureSelected.featureDict(label,i)
if item in tmp:
wordDict[item]+=1
print "saveWordTextDict has finished!"
f2=open(str2,'wb')
pickle.dump(wordDict,f2)
f2.close()
#-*- coding = utf-8 -*-
#HuangYao THU
#12-9-2013
import featureSelected
import json
labelNum=2
num=450
result=featureSelected.featureDict(labelNum,num)
sort=sorted(result.items(),key=lambda e:e[1],reverse=True)
res=[]
length=200
if len(sort)<200:
length=len(sort)
for i in range(length):
res.append((sort[i][0],sort[i][1]))
print 'txt features are as follows:'
print json.dumps(res,encoding='UTF-8',ensure_ascii=False)
