Watch-Bot: Unsupervised Learning for Reminding Humans of Forgotten Actions, ICRA, 2016.

Watch-Bot: Unsupervised Learning for Reminding Humans of Forgotten Actions, ICRA, 2016.

https://arxiv.org/pdf/1512.04208.pdf

An average adult forgets three key facts, chores or events every day in a home. To detect the action structure in the complex activities, we propose a compact yet expressive representation

that draws parallels to document modeling in the natural language. The activity is represented as a sequence of human and object “words” linked to human-skeleton and object interaction “trajectories”.