属性约简程序：

1将roughset数据库附加到SQLServer2000数据库中

2 在system.ini中设置SQLServer2000服务器ip,若在本地，则不必设置

3 在CTR表中输入决策表

4 启动roughset_getreduce.exe求约简和规则.-attribute reduction procedures : roughset database will be an additional database to SQLServer2000 2 syste m.ini set SQLServer2000 server ip, if the local, they do not need to set up three tables in the importation of CTR Decision Tables 4 start roughset_getreduce.e xe demand reduction and rules.