Competition

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

Organized by activitynet-entities - Current server time: May 31, 2020, 8:32 a.m. UTC

Previous

Validation Phase
March 2, 2020, midnight UTC

Current

Testing Phase
April 13, 2020, midnight UTC

End

Competition Ends
Never

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

Never

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