中文说明：lmd matlab代码，此代码对信号处理专业的学生很有用，其他对此领域感兴趣的人也很有用。
English Description：
lmd matlab code,this code usefull for student in signal processing,and other person to be interested in this field. lmd matlab code,this code usefull for student in signal processing,and other person to be interested in this field.