WIDER Face and Person Challenge 2019

Workshop in conjunction with ICCV 2019, Seoul, Korea
October 28, 2019

Challenge Tracks


Following the success of the First WIDER Challenge Workshop , we organize a new round of challenge in conjunction with ICCV 2019. The challenge centers around the problem of precise localization of human faces and bodies, and accurate association of identities. It comprises of four tracks:

Datasets and Submission

Datasets are available at the Codalab site of each challenge track. Submissions to all phases will be done through the CodaLab site. Please register to the site and refer to the instructions on how to download the datasets and submit your results. Also the evaluation metrics of each track would be introduced there.

Link to Codalab: WIDER Face Detection -- WIDER Pedestrian Detection -- WIDER Cast Search by Portrait -- WIDER Person Search by Language


The winner team of each track will receive cash prize and AWS credits. Challenge participants with the most successful and innovative methods will be invited to present at the workshop and to submit a paper to the workshop.

Terms and Conditions

Link to Terms and Conditions.

In the event of any inconsistency between the terms and details of this website and Codalab competition sites, the details on the Codalab sites shall prevail.


For more information, please contact us at wider-challenge@ie.cuhk.edu.hk.

Call for Papers

WIDER Challenge 2019 will be hosted in the beautiful city of Seoul, Korea and it inherits the tradition of previous workshop in providing a fertile ground for leading engineers and scientists from around the world to disseminate their research outcomes and push forward the frontiers of knowledge within these and related areas. The WIDER Challenge Workshop 2019 topics cover but are not limited to:

  • Face detection
  • Pedestrian detection
  • Person search (language-based and image-based)
  • Person re-identification
  • Face analysis
  • Benchmark evaluation
  • Object detection

Papers accepted must be registered and presented to ensure their inclusion in the IEEE Xplore Library. All accepted papers will be presented at the poster session. Selected papers will be presented at the oral session. The format for submission is the same as the ICCV 2019 requirement .

Paper submission and review site: Submission Site .

Important Dates

Click the following tab to see the timetable of the challenge and the workshop.

Event Date (Always 11:59 PM Pacific Time)
Site Online May 8, 2019
Release of train data and validation data May 15, 2019
Validation server online May 15, 2019
Final test data release, test server online June 25, 2019
Test results submission deadline, test server closed July 25, 2019
Fact sheets submission deadline - Template TBC
Final test results release to the participants TBC
Event Date (Always 11:59 PM Pacific Time)
Site Online May 8, 2019
CMT online July 1, 2019
Paper submission deadline August 7, 2019
Notification to authors August 22, 2019
Camera ready deadline August 30, 2019
Workshop date October 28, 2019

Invited Speakers

  • Generic placeholder image
    Alan L. Yuille
    Bloomberg Distinguished Professor of Cognitive Science and Computer Science at Johns Hopkins University
  • Generic placeholder image
    Larry S. Davis
    Professor of the Institute for Advanced Computer Studies and the Department of Computer Science at University of Maryland
  • Generic placeholder image
    Shaogang Gong
    Professor of Visual Computation at Queen Mary University of London


  • Generic placeholder image
    Dahua Lin
    The Chinese University of Hong Kong