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=AP16 Oriental Language Recognition (AP16-OLR) Challenge=

The AP16 OLR challenge is part of the special session "multilingual speech and language processing" on APSIPA 2016. The challenge is a 
language recognition task for seven oriental languages. 

==Data==

The challenge is based on the AP16-OL7 multilingual database, provided by SpeechOcean (www.speechocean.com) for this challenge. The main features involve:

* Mobile channel
* 7 languages in total
* 24 speakers (18 speakers for training/development, 6 speakers for test).
* 71 hours of speech signals in total
* Transcriptions and lexica are provided
* The data profile is [[媒体文件:User Agreement-AP16-OL7-Format.pdf|here ]]
* The Licence for the data is [[AP16-OL7-licence|here]]

==Evaluation tools==

* The Evaluation toolkit is [[媒体文件:Cavg.rar|here ]]

==Participation rules==

* Participants of both the special session and the AP16-OLR challenge can apply for AP16-OL7 by sending emails to the organizers (see below).
* Agreement for the usage of AP16-OL7 should be signed and returned to the organizer before the data can be downloaded. 
* Publications based on AP16-OL7 should cite the following paper: 

'''Dong Wang, Lantian Li, Difei Tang, Qing Chen, AP16-OL7: a multilingual database for oriental languages and a language recognition baseline, submitted to APSIPA 2016.'''[http://wangd.cslt.org/public/pdf/ole.pdf pdf]

* The detailed evaluation plan can be found in the above paper as well.

==Challenge procedure==

* June 06, AP16-OL7 is ready and registration request is acceptable.
* <span style="color:#FF0000"> July 30-Aug.1, test data release. Participants can response with their results before Aug. 1, 12:00PM, Beijing time. This submission will be regarded as 'prior submission'. </span>
* Aug. 10, participants can obtain their own results for the prior submission. 
* Oct, 2. 12:00 pm, Beijing time, 'full submission' deadline.
* Dec, 10, 12:00 pm,  extended submission deadline
* APSIPA16, summary for both prior submissions and full submissions is given on the special session.

==Registration procedure==

If you are interested to participate the challenge, or if you have any other questions, comments, suggestions about the challenge, please send email to the organizer: 

* Dr. Dong Wang (wangdong99@mails.tsinghua.edu.cn) 
* Ms. Qing Chen(chenqing@speechocean.com)