Blizzard Challenge 2009

From SynSIG

This Blizzard Challenge has finished

  • Please do not try to register for this challenge - you are too late!
  • The data are no longer available
  • The remainder of this page is left as a record of the Challenge

Read these first

Data download and license agreements

Mailing list

There is a mailing list for discussion and announcements for the challenge:

Participants must join the list by sending a message to with the following line in the body of the message

 subscribe blizzard-discuss

Once you a member you will be able to mail messages to


The timeline shown on this web page is the offical one and supercedes those shown in announcements - it is subject to change, but we will try to follow it as closely as possible. Note that we will not consider any requests from participants to change the synthetic speech submission date or the paper submission date!

  Feb  2 2009 Databases released?
  Apr  6 2009 Test sentences released
  Apr 12 2009 Deadline for submitting synthesized speech 
  Apr 20 2009 Evaluation system goes live
  Jun 15 2009 End of Evaluation
  Jun 19 2009 Deadline for returning the participant questionnaire
  Jun 26 2009 Results distributed to teams
  Jul 24 2009 Satellite workshop papers due
  Aug 14 2009 Notification of acceptance 
  Sep 4 2009 Presentation of results at the satellite workshop in Edinburgh, UK
  Sep 6-10 2009 Interspeech 2009, UK.


Information on the workshop is now on a separate page: Blizzard Challenge 2009 Workshop

Any questions?

  • Please contact if you have any questions

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