SADTool = System analysis and desing Tool. tool help draw DFD and ERD. It also give the standard database(NF1, NF2, NF3, ...)

Execute Query一个开源的数据库管理工具，具有：查询编辑器，数据库浏览器，生成ERD，比较数据类型，创建表格，创建索引，生成SQL脚本，导入/导出数据，导入/导出XML数据，连接管理等功能。-Execute Query an open source database management tool with: Query Editor, Database Explorer, the generated ERD, comparative data type, create table,

计算Motor Imagert EEG 的ERD/ERS现象-compute the ERD/ERS of the Motor Imagery data

对于事件相关电位，获取相应的erd，为脑电数据处理人员带来便利(For event related potential, obtain the corresponding ERD for the convenience of the EEG data processing personnel)