Competition

ActivityNet-Entities Object Localization Challenge 2020 (Sub-task I - GT Captions)

Organized by activitynet-entities - Current server time: Aug. 7, 2020, 9:38 p.m. UTC

Previous

Testing Phase
April 13, 2020, midnight UTC

Current

Validation Phase
March 2, 2020, midnight UTC

End

Competition Ends
June 4, 2020, noon UTC

Overview

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

Evaluation

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.

Rules

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.

Validation Phase

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

Testing Phase

Start: April 13, 2020, 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

Competition Ends

June 4, 2020, noon

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