网址收集

各种API文档：http://overapi.com/

Unbuntu下安装gcc：http://blog.csdn.net/anneqiqi/article/details/51725658

各种程序开发教程：http://www.runoob.com/

研究社交网络的相关主页：http://research.microsoft.com/enus/projects/lbsn/default.aspx.

http://ieeexplore.ieee.org/search/searchresult.jsp?searchWithin=%22Authors%22:.QT.Jianxin%20Li.QT.&newsearch=true                                                http://xueshu.baidu.com/swd=paperuri%3A%2865f6982fb6a5050bf717f281e5c24318%29&filter=sc_long_sign&tn=SE_xueshusource_2kduw22v&sc_vurl=http%3A%2F%2Fwww.doc88.com%2Fp-9495144093945.html&ie=utf-8&sc_us=8998595678965350005

R*-tree :http://blog.sina.com.cn/s/blog_672446ba0100uy2f.html