OPTIONAL: Deadline of 3 October is for an optional video for the ACM Digital Library as part of the CIKM-21 Proceedings. The videos sent to ACM are meant for long-term / permanent preservation, like the camera-ready PDF authors submitted to ACM in August.
MANDATORY for ALL TRACKS except workshops and tutorials: The deadline of 27 September is for a video of a presentation for the conference. It will be played during the conference 2-4 November, and will be available for attendees to view 2 weeks before and 2 weeks after the conference. The presentation video is only meant for consumption by delegates during the conference.
Authors are welcome to submit the same video for the two different purposes though please carefully note the duration restrictions for online conference presentations:
Submission dates have now passed, however information about submissions are provided below for completeness.
All deadlines are at 11:59pm in the Anywhere on Earth timezone.
| Workshops Proposal Deadline | |
| Workshops Notifications | |
| Full & Applied Papers Abstract Deadline | |
| Full & Applied Papers Final Deadline | |
| Short Papers Abstract Deadline | |
| Short Papers Final Deadline | |
| Resource & Demo Papers Deadline | |
| Tutorial Proposals Deadline | |
| Papers Notifications | |
| Camera Ready Deadline |