http://ata2.cn-hangzhou.oss-cdn.aliyun-inc.com/HuiJiang-FOFE-Applications_b3fd0c3b5c5bd9cc1e233bf347c5af12.pdf?OSSAccessKeyId=5brTYsCF9kNTYdU5&Expires=1499173035&Signature=XMWc0C%2BvsWRYudc8MEIur%2BC6TJI%3D
一本NLP的书:
ftp://nozdr.ru/biblio/kolxo3/Cs/CsNl/Indurkhya%20N.,%20Damerau%20F.J.%20(eds.)%20Handbook%20of%20natural%20language%20processing%20(2ed.,%20CRC,%202010)(ISBN%209781420085921)(O)(692s)_CsNl_.pdf#page=653