this code is for REAL-valued signals. An implementation of JADE

for both real and complex signals is also available from

http://perso.telecom-paristech.fr/~cardoso/guidesepsou.html-this code is for REAL-valued signals.　An implementation of JADE

　　for both real and complex signals is also available from

　　http://perso.telecom-paristech.fr/~cardoso/guidesepsou.html