@inproceedings{ShuCogSci16,
  title     = {Critical Features of Joint Actions that Signal Human Interaction},
  author    = {Tianmin Shu and Steven Thurman and Dawn Chen and Song-Chun Zhu and Hongjing Lu},
  year      = {2016},
  booktitle = {38th Annual Meeting of the Cognitive Science Society (CogSci)}
}