Ignoring the order and repetition of BE,G_BE is got. Logic definition of high level audio semantic concept is the connection of G_BE and HC,through which HC can be extracted.

• 最后采用高层语义逻辑定义来描述GBE与高层声音语义概念间的联系,结合由实例训练得到的高层语义逻辑定义最终得到相应语义窗口的高层语义声音概念(high level audio semantic concept,HC)。