Robot: a machine capable of carrying out a complex series of actions automatically, especially one programmable by a computer.
Computer Scientist:a person who is studying or has expert knowledge of one or more of the natural or physical sciences.
Cues:a signal to an actor or other performer to enter or to begin their speech or performance.
Postures: a particular position of the body.
Gestures: a movement of part of the body, especially a hand or the head, to express an idea or meaning.
Groceries:items of food sold in a grocer's shop or supermarket.
Elderly: old or ageing.
Skills: the ability to do something well.
Sensors:a device which detects or measures a physical property.
Gaze: look steadily and intently.
Neural Network Brain: a computer system modelled on the human brain and nervous system.
Exploring: investigate or discuss in detail.
Pre-Programmed: Prepare in advance a device to perform a function.
Emotions: a strong feeling, such as joy, anger, or sadness.
Interact: act in such a way as to have an effect on each other.
Behave:act or conduct oneself in a specified way.