This project was run in collaboration with two artistic projects: Méta-crâne by Thomas Israël and HUM by François Zajéga. The scope of this project was to offer technological forecasting and development consultancy to these two highly-interactive installations that both share a common goal of blending ‘behavioral” recognition of crowd motion with audiovisual rendering. We achieved initial promising results for the Méta-crâne navigation by similarity in a video database and for the HUM analysis of crowd behaviors by computer vision techniques...