The First DIHARD Speech Diarization Challenge


DIHARD is a new annual challenge focusing on “hard” diarization; that is, speech diarization for challenging corpora where there is an expectation that the current state-of-the-art will fare poorly, including, but not limited to:

Because performance of diarization is highly dependent on the quality of the speech activity detection (SAD) system used, the challenge will have two tracks:

The results of this initial challenge will be presented at a special session at Interspeech 2018 in Hyderabad.

For questions not answered in this document or to join the DIHARD mailing list, please contact dihardchallenge@gmail.com




Important dates


  • Registration period – January 30 through February 23, 2018
  • Dev set release – February 1, 2018
  • Eval set release – February 23, 2018
  • Interspeech abstract submission – March 16, 2018
  • Interspeech paper submission – March 23, 2018
  • Final system output due/system descriptions – March 31, 2018
  • Interspeech 2018 special session – September, 2018



  • Organizers


    Kenneth Church
    (Baidu)

    Christopher Cieri
    (Linguistic Data Consortium)

    Alejandrina Cristia
    (Laboratoire de Sciences Cognitives et Psycholinguistique)

    Jun Du
    (University of Science and Technology of China)

    Sriram Ganapathy
    (Indian Institute of Science)

    Mark Liberman
    (Linguistic Data Consortium)

    Neville Ryant
    (Linguistic Data Consortium)

    If you are interested in participating or just want to learn more,
    then please email dihardchallenge@gmail.com with the subject DIHARD
    you will be added to the email list for updates.