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資源簡介

k-means訓練,數據,停用詞,代碼

資源截圖

代碼片段和文件信息

#?-*-?coding:?utf-8?-*-
from?os?import?listdir
import?jieba
from?sklearn?import?feature_extraction
from?sklearn.feature_extraction.text?import?TfidfTransformer
from?sklearn.feature_extraction.text?import?CountVectorizer
all_file?=?listdir(‘movie‘)?#獲取文件夾中所有文件名
labels?=?[]?#用以存儲電影名稱
corpus?=?[]?#空語料庫
‘‘‘停用詞的過濾‘‘‘
#?typetxt?=?open(‘D:/Python_work/Data?Mining/文本相似度計算/停用詞.txt‘)
typetxt?=?open(‘data/文本相似度計算/停用詞.txt‘)
texts?=?[‘\u3000‘‘\n‘‘?‘]?#?文本中未處理的特殊字符
‘‘‘停用詞庫的建立‘‘‘
for?word?in?typetxt:
????word?=?word.strip()
????texts.append(word)
‘‘‘語料庫的建立‘‘‘
for?i?in?range(0len(all_file)):
????filename?=?all_file[i]
????filelabel?=?filename.split(‘.‘)[0]
????labels.append(filelabel)
????file_add?=?‘movie/‘+?filename
????doc?=?open(file_addencoding=‘utf-8‘).read()
????data?=?jieba.cut(doc)?#文本分詞
????data_adj?=?‘‘
????delete_word?=?[]
????for?item?in?data:
????????if?item?not?in?texts:?#停用詞過濾
????????????data_adj?+=?item+‘?‘
????????else:
????????????delete_word.append(item)
????corpus.append(data_adj)?#語料庫建立完成

#?print(corpus)
vectorizer?=?CountVectorizer()
transformer?=?TfidfTransformer()
tfidf?=?transformer.fit_transform(vectorizer.fit_transform(corpus))
weight?=?tfidf.toarray()?#?將tf-idf矩陣抽取出來,元素a[i][j]表示j詞在i類文本中的tf-idf權重
#?print(weight)
word?=?vectorizer.get_feature_names()
#?print(word)
from?sklearn.cluster?import?KMeans
mykms?=?KMeans(n_clusters=10)
y=mykms.fit_predict(weight)
for?i?in?range(010):
????label_i=[]
????for?j?in?range(0len(y)):
????????if?y[j]==i:
????????????label_i.append(labels[j])
????print(‘label_‘+str(i)+‘:‘+str(label_i))

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????11199??2019-02-28?13:32??train_kmeans\data\文本相似度計算\停用詞.txt

?????文件???????1835??2019-03-01?09:13??train_kmeans\jieba_k_means.py

?????文件????????835??2019-02-28?11:00??train_kmeans\movie\7號房的禮物?(豆瓣).txt

?????文件????????731??2019-02-28?11:02??train_kmeans\movie\E.T.?外星人?(豆瓣).txt

?????文件????????716??2019-02-28?10:59??train_kmeans\movie\V字仇殺隊?(豆瓣).txt

?????文件????????751??2019-02-28?11:00??train_kmeans\movie\一一?(豆瓣).txt

?????文件????????866??2019-02-28?11:01??train_kmeans\movie\一個叫歐維的男人決定***?(豆瓣).txt

?????文件???????1016??2019-02-28?11:01??train_kmeans\movie\一次別離?(豆瓣).txt

?????文件????????846??2019-02-28?10:59??train_kmeans\movie\七宗罪?(豆瓣).txt

?????文件????????882??2019-02-28?11:00??train_kmeans\movie\七武士?(豆瓣).txt

?????文件????????897??2019-02-28?10:59??train_kmeans\movie\三傻大鬧寶萊塢?(豆瓣).txt

?????文件????????842??2019-02-28?11:01??train_kmeans\movie\三塊廣告牌?(豆瓣).txt

?????文件???????1032??2019-02-28?11:00??train_kmeans\movie\上帝之城?(豆瓣).txt

?????文件????????873??2019-02-28?11:02??train_kmeans\movie\東京物語?(豆瓣).txt

?????文件????????819??2019-02-28?11:00??train_kmeans\movie\東邪西毒?(豆瓣).txt

?????文件????????859??2019-02-28?10:59??train_kmeans\movie\兩桿大煙槍?(豆瓣).txt

?????文件????????889??2019-02-28?10:59??train_kmeans\movie\亂世佳人?(豆瓣).txt

?????文件????????404??2019-02-28?11:01??train_kmeans\movie\二十二?(豆瓣).txt

?????文件???????1043??2019-02-28?11:01??train_kmeans\movie\人工智能?(豆瓣).txt

?????文件???????1044??2019-02-28?11:00??train_kmeans\movie\低俗小說?(豆瓣).txt

?????文件????????919??2019-02-28?11:01??train_kmeans\movie\你的名字。?(豆瓣).txt

?????文件????????975??2019-02-28?11:01??train_kmeans\movie\你看起來好像很好吃?(豆瓣).txt

?????文件????????942??2019-02-28?11:00??train_kmeans\movie\側耳傾聽?(豆瓣).txt

?????文件???????1020??2019-02-28?11:00??train_kmeans\movie\借東西的小人阿莉埃蒂?(豆瓣).txt

?????文件????????522??2019-02-28?11:00??train_kmeans\movie\倩女幽魂?(豆瓣).txt

?????文件????????943??2019-02-28?11:01??train_kmeans\movie\傲慢與偏見?(豆瓣).txt

?????文件????????902??2019-02-28?11:00??train_kmeans\movie\入殮師?(豆瓣).txt

?????文件????????813??2019-02-28?11:01??train_kmeans\movie\再次出發之紐約遇見你?(豆瓣).txt

?????文件????????744??2019-02-28?11:01??train_kmeans\movie\冰川時代?(豆瓣).txt

?????文件???????1078??2019-02-28?11:02??train_kmeans\movie\初戀這件小事?(豆瓣).txt

............此處省略199個文件信息

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