Submission due day has been extended.

Important Days
 
May 15, 2011 - Conference Paper Submission Deadline
June 15, 2011 - Notification of Acceptance/Rejection & Registration Starts
August 1, 2011 - Camera-Ready Paper Submission Due & Registration Due

are changed to：

Important Days
 
June 15, 2011 - Conference Paper Submission Deadline
July 10, 2011 - Notification of Acceptance/Rejection & Registration Starts
August 1, 2011 - Camera-Ready Paper Submission Due & Registration Due

Please noted that the submission due day for special issue is also June 15, 2011.

We have started the reviewing process. For the papers submitted before May 15 have been in the processing of reviewing.