This is the official evaluation server for ActivityNet-Entities dataset on the object localization task. This sub-task is about grounding on ground-truth (GT) captions. More details please see https://github.com/facebookresearch/ActivityNet-Entities#activitynet-entities-object-localization-challenge-2020 or http://activity-net.org/challenges/2020/tasks/guest_anet_eol.html (to be updated for 2021; rules are the same)
Details on evaluation metrics are in https://github.com/facebookresearch/ActivityNet-Entities#evaluation-metrics. Formal definitions on Localization Accuracy are in Section 5.1 Metrics and Section A.2 in the paper. We use the same eval script as in the ANet-Entities dataset repo. Please read the Phases Tab to see the result submission instructions. You can submit results on GT sentences only.
You may submit 1 submissions every day and 5 in total on the (public) test set.
This challenge is governed by the general ChaLearn contest rules.
Start: March 2, 2020, midnight
Description: Note the submission file has to be named submission_gt.json and compressed to submission.zip. Command examples: zip –j submission.zip submission_gt.json
Start: April 12, 2021, midnight
Description: The evaluation on the test set will be open on April 13th. Note the submission file has to be named submission_gt.json and compressed to submission.zip. Command examples: zip –j submission.zip submission_gt.json
May 28, 2021, noon
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