Gestures' description

1 ONE The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-independent
2 TWO The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-independent
3 THREE The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-independent
4 FOUR The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-independent
5 OK The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-independent
6 MENU The user keeps the hands in the pose visible in the figure for at least 1 sec. Orientation-dependent
7 LEFT The user moves the hands from right to left with open fingers, flat hand, thumb up
8 RIGHT The user moves the hands from left  to right with open fingers, flat hand, thumb up
9 CIRCLE The user keeps the index pointing and draws a circle clockwise
10 V The user keeps the index pointing and draws a V shape from left to right
11 CROSS The user keeps the index pointing and draws a X shape starting from top left
12 GRAB The user moves the hand forward and performs a grab gesture closing fingers
13 PINCH The user move the hand forward and performs a grab gesture closing fingers
14 DENY The user keeps the index pointed up and rotates periodically it around the wrist in the classical denial gesture (2-4 times)
15 WAVE The user keeps the hand open parallel to the camera and pointed up and rotates periodically it around the wrist in the classical wave gesture (2-4 times)
16 KNOB The users simulate the grab and rotation of a knob