Call for Papers

 Call for Participation: CVPR'22 ActivityNet Guest Task: ActEV SRL

The ActEV Self-Reported Leaderboard (SRL) Challenge is a guest task
under the CVPR'22 ActivityNet Challenge
( The Challenge is a
self-reported leaderboard (take-home) evaluation; participants
download a ActEV SRL testset, run their activity detection algorithms
on the test set using their own hardware platforms, and then submit
their system output to the evaluation server for scoring results, we
will invite the top two teams to give oral presentations at the
CVPR'22 ActivityNet workshop.



    ActEV SRL website:
    CVPR'21 ActivityNet Challenge:


NIST invites all organizations, particularly universities and
corporations, to submit their system output.  The evaluation is open
worldwide. Participation is free. NIST does not provide funds to



March 15, 2022: CVPR'22 ActivityNet ActEV SRL Challenge Opens

May 20, 2022: Deadline for ActEV SRL results submission.

June 02, 2021: Top two teams on the ActivityNET ActEV SRL leaderboard
invited to give oral presentations at the CVPR'22 ActivityNet workshop
based on the results submission deadline (May 20, 2022).

June 19, 2022: CVPR'22 ActivityNet workshop


Training data is from the Multiview Extended Video with Activities
(MEVA) dataset []. The public MEVA dataset includes
hundreds of hours of data from the same cameras at the same facility,
which can be used for training. If you register for ActEV you can
download the MEVA dataset for free; info on how to download the data
is on the data tab]. Expanded
annotations are now available for public MEVA KF dataset.


ActEV SRL Test Datasets: The CVPR'22 ActivityNet ActEV SRL test
dataset has been released and is the same as the WACV'22 HADCV ActEV
SRL test dataset.


If you have any question about the ActEV SRL challenge, please email