BAAI, MEGVII $10,000 549 Team570 participants
CrowdHuman Detection Challenge
2019-04-29 - Launch
2019-06-13 - Team Merger Deadline
2019-06-13 - Close
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Submission Files



Evaluation Metric


CrowdHuman task adopts the Jaccard Index (JI) as the evaluation metric. Jaccard Index works better on images with crowd occlusion. Specifically, given a set of bounding boxes D and ground-truth G, the Jaccard Index (JI) is defined as:

Where the IoUMatch isdescribed in Algorithm 2: 


CrowdHuman Detection Challenge


570 participants


Final Submissions