一篇很好的介绍文章
http://www.chedong.com/tech/lucene.html
参考资料：
Apache: Lucene Project
http://jakarta.apache.org/lucene/
Lucene开发/用户邮件列表归档
http://www.mail-archive.com/lucene-dev@jakarta.apache.org/
http://www.mail-archive.com/lucene-user@jakarta.apache.org/
The Lucene search engine: Powerful, flexible, and free
http://www.javaworld.com/javaworld/jw-09-2000/jw-0915-Lucene_p.html
Lucene Tutorial
http://www.darksleep.com/puff/lucene/lucene.html
Notes on distributed searching with Lucene
http://home.clara.net/markharwood/lucene/
中文语言的切分词
http://www.google.com/search?sourceid=navclient&hl=zh-CN&q=chinese+word+segment
搜索引擎工具介绍
http://searchtools.com/
Lucene作者Cutting的几篇论文和专利
http://lucene.sourceforge.net/publications.html
Lucene的.NET实现：dotLucene
http://sourceforge.net/projects/dotlucene/
Lucene作者Cutting的另外一个项目：基于Java的搜索引擎Nutch
http://www.nutch.org/ http://sourceforge.net/projects/nutch/
关于基于词表和N-Gram的切分词比较
http://china.nikkeibp.co.jp/cgi-bin/china/news/int/int200302100112.html
很多搜索引擎相关资料