TF-IDF与余弦相似性的应用

http://www.ruanyifeng.com/blog/2013/03/tf-idf.html

http://www.ruanyifeng.com/blog/2013/03/cosine_similarity.html

http://www.ruanyifeng.com/blog/2013/03/automatic_summarization.html

来源：https://www.cnblogs.com/xxlm/p/11474829.html