* 9 pages, 11 figures, 3 tables, accepted into IEEE Robotics and
Automation Magazine. arXiv admin note: text overlap with arXiv:1911.06487 Access Paper or Ask Questions
* Pre-print of the accepted version for the 14th Workshop on Context
and Activity Modeling and Recognition (IEEE COMOREA 2018), Athens, Greece,
March 19-23, 2018 Access Paper or Ask Questions