jcseg
http://www.oschina.net/p/jcseg
http://technology.chtsai.org/mmseg/
scws
http://www.ftphp.com/scws/demo/v48.php
http://www.ftphp.com/scws/docs.php#instscws
http://www.350351.com/bianchengyuyan/PHP/203527.html
cwss
http://code.google.com/p/cwss/downloads/list
http://www.agrilink.cn/cwss.jsp
http://lzj0470.iteye.com/blog/703496
mmseg4j
http://www.oschina.net/p/mmseg4j
http://baike.baidu.com/link?url=2K8ASFKlh-bikNH9FEQPERO9uGjZvG-lRE9Gt13-kctQp9ttv5oZT9ORHEt1yRoIgY7LzDcvmPY5-vZMv2mr4q
http://www.tuicool.com/articles/YZfYjm3