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https://www.softbankrobotics.com/us/pepper
. Accessed 17 Feb 2020
3. Robot, J.: He can’t wait to meet you.
https://www.jibo.com/
. Accessed 17 Jan 2020
4. Consequential Robotics.
http://consequentialrobotics.com/miro
. Accessed 17 Jan 2020
5. Siri – Apple.
https://www.apple.com/tw/siri/
. Accessed 17 Jan 2020