Sepideh Sadeghi Bradley Oosterveld Evan A. Krause Matthias Scheutz Acquisition of Word-Object Associations from Human-Robot and Human-Human Dialogues. 7997-8003 2019 ICRA https://doi.org/10.1109/ICRA.2019.8793615 conf/icra/2019 db/conf/icra/icra2019.html#SadeghiOKS19