Update README.md

README.md

@@ -5,6 +5,7 @@ A curated list of action recognition and related area (e.g. object recognition,
  - [Action Recognition and Video Understanding](#action-recognition-and-video-understanding)
  - [Object Recognition](#object-recognition)
  - [Pose Estimation](#pose-estimation)
+ - [Competitions](#competitions)
 
 ## Action Recognition and Video Understanding
 
@@ -212,6 +213,11 @@ Codes for popular action recognition models, written based on pytorch, verified
 * [DensePose](https://arxiv.org/abs/1802.00434v1) [[code]](https://github.com/facebookresearch/DensePose) - Dense pose human estimation in the wild implemented in the Detectron framework.
 * [MultiPoseNet: Fast Multi-Person Pose Estimation using Pose Residual Network](https://arxiv.org/abs/1807.04067) - M. Kocabas et al, ECCV2018. [[code]](https://github.com/salihkaragoz/pose-residual-network-pytorch)
 
+## Competitions
+
+### Competitions
+* [ActEV](https://actev.nist.gov/sdl) - Activity detection in security camera videos. Runs through 2021.
+
 ## Licenses
 License