At least one author of each long or short paper must register before Oct 8th, 2015 in order for that paper to be included in the proceedings. The author may be a student registrant or a full registrant. One registration can cover at most two papers.

For early planning purposes, all attendees are encouraged to complete Online Registration before Oct 8th, 2015, to enjoy the early bird discount registration fee.

For students who are not ACM members, please first go to to apply for Student Membership (only $19), and then come back register as "ACM Students".

Here are the registration costs for ICMI 2015:

Registration Types Before Oct 8th, 2015 After Oct 8th, 2015 After Nov 2nd, 2015
Main Conference + Workshops + Challenges + Doctoral Consortium
ACM Students US$ 375 US$ 425 US$ 450
ACM Members US$ 575 US$ 675 US$ 725
Non-ACM members US$ 675 US$ 775 US$ 825
ACM Members/Students US$ 100 US$ 125 US$ 125
Non-ACM members US$ 125 US$ 150 US$ 150

Visa Support Letters:
The Association for Computing Machinery does not issue formal invitation letters for visas to attend ACM sponsored conferences. We can however issue a visa support letter. For Visa support letters, please send all requests to the Office of SIG Services with the following information:

  • Your name as it appears on your passport
  • Current postal mailing address
  • The name of the conference you wish to attend
  • Your Registration Confirmation Number
  • If you have any papers accepted for the conference, please provide the title and indicate whether you are the 'sole author' or a 'co- author'
  • Please note visa support letters are issued via email by PDF and the original is mailed to your current postal address.

    Complete information on how to apply for a VISA to enter the US can be found on the U.S. Department of State's website:

    ICMI 2015 ACM International Conference on Multimodal Interaction. 9-13th November 2015, Seattle, USA. Copyright © 2010-2023