Table 4.

Robots in Domestic Environments.

	Chef Bot [47]	Astro [48]
Sensor(s)	Cameras, internal and external sensors	Cameras and the full range of audio-video sensors
Purpose/Usability	Chef assistant in the Kitchen	Family companion
Scenario	Collaborative cooking scenario with AI powered chef assistance in kitchen	Human-robot interaction scenario to perform day-to-day home tasks
Task	Kitchen utensils recognition, Speech recognition	Object detection, facial recognition, target tracking, and human pose estimation
Algorithm	AI and vision-based algorithm	Computer Vision, AI and SLAM
Appearance	Arm- shaped robot	Wheeled robot with a screen
Semantic Functions	To help in cooking the meals on voice commands To recognize and manipulate kitchen appliances	To bring coke To help with video calls and conferencing To play music To dance and entertain the children To care the elders To perform remote home monitoring
Commercially Available	No Release Date	Yes