def title_keyword(self, maxn=5):
for r in dbutils.iterRec(self.dbcon, 'document', 'docid title kw_content'):
wordlist = []
if r[1]:
for wt in r[1].split():
wordlist.append(wt.split('/')[0])
else:
#from content keyword
i = 0
for ww in r[2].split():
wordlist.append(ww.split('/')[0])
i += 1
if i == maxn: break;
kwstr = ' '.join(wordlist)
dbutils.updateByPK(self.dbcon, 'document', {'kw_title':kwstr}, {'docid':r[0]})
self.dbcon.commit()
def title_df(dbcon):
print 'statistic word document frequency...'
doc_num = dbutils.countOfRecs(dbcon, 'document')
cnt = 0
for r in dbutils.iterRec(dbcon,'document', 'kw_title'):
title_set = set(r[0].split())
for w in title_set:
df_r = dbutils.queryOneRec(dbcon, 'word', 't_df', 'word=?', (w,))
assert df_r != None, "'%s' in Document %d except" % (w,r[2])
dbutils.updateByPK(dbcon, 'word', {'t_df':df_r[0]+1}, {'word':w})
cnt += 1
if cnt%50 == 0:
utils.updateProgress(cnt,doc_num)
print ''
dbcon.commit()
def content_keyword(self):
print 'extracting keyword from content...'
doc_num = dbutils.countOfRecs(self.dbcon, 'document')
cnt = 0
#eluate = WordWeightEvaluation(30)
for r in dbutils.iterRec(self.dbcon, 'document','docid title content'):
word_weight_list = self.evaluator.extract_kw(r[1],r[2])
wordwstr = ' '.join(['%s/%.7f' % idw for idw in word_weight_list])
dbutils.updateByPK(self.dbcon, 'document', {'kw_content':wordwstr}, {'docid':r[0]})
cnt += 1
if cnt%20==0:
utils.updateProgress(cnt,doc_num)
print ''
#eluate.close()
self.dbcon.commit()
def title_df(dbcon):
print 'statistic word document frequency...'
doc_num = dbutils.countOfRecs(dbcon, 'document')
cnt = 0
for r in dbutils.iterRec(dbcon, 'document', 'kw_title'):
title_set = set(r[0].split())
for w in title_set:
df_r = dbutils.queryOneRec(dbcon, 'word', 't_df', 'word=?', (w, ))
assert df_r != None, "'%s' in Document %d except" % (w, r[2])
dbutils.updateByPK(dbcon, 'word', {'t_df': df_r[0] + 1},
{'word': w})
cnt += 1
if cnt % 50 == 0:
utils.updateProgress(cnt, doc_num)
print ''
dbcon.commit()
def title_keyword(dbcon):
print 'extrating keyword from title...'
doc_num = dbutils.countOfRecs(dbcon, 'document')
wordset = load_wordset(dbcon)
cnt = 0
for r in dbutils.iterRec(dbcon, 'document', 'docid title'):
twords = set()
for wt in r[1].split(' '):
w = wt.split('/')[0]
if w in wordset:
twords.add(w)
widstr = ' '.join(twords)
dbutils.updateByPK(dbcon, 'document', {'kw_title':widstr}, {'docid':r[0]})
cnt += 1
if cnt%50==0:
utils.updateProgress(cnt,doc_num)
print ''
dbcon.commit()
def title_keyword(dbcon):
print 'extrating keyword from title...'
doc_num = dbutils.countOfRecs(dbcon, 'document')
wordset = load_wordset(dbcon)
cnt = 0
for r in dbutils.iterRec(dbcon, 'document', 'docid title'):
twords = set()
for wt in r[1].split(' '):
w = wt.split('/')[0]
if w in wordset:
twords.add(w)
widstr = ' '.join(twords)
dbutils.updateByPK(dbcon, 'document', {'kw_title': widstr},
{'docid': r[0]})
cnt += 1
if cnt % 50 == 0:
utils.updateProgress(cnt, doc_num)
print ''
dbcon.commit()