Table 4.

Extracted features from original data.

Features	Description
Upx1	First pen up with respect to x-coordinate
Upy1	First pen up with respect to y-coordinate
Time1	Total time of first pen up
Midpoints1x	Midpoint of first time pen up with respect to x-coordinate
Midpoints1y	Midpoint of first time pen up with respect to y-coordinate
Quarter1x	Quarter time of the first midpoint pen up with respect to x-coordinate
Quarter1y	Quarter time of first midpoint pen up with respect to y-coordinate
3quarter1x	3quarter of first midpoint pen up time with respect to x-coordinate
3quarter1y	3quarter of first midpoint pen up time with respect to y-coordinate
Dnx2	Second pen down with respect to x-coordinate
Dny2	Second pen down with respect to y-coordinate
Upx2	Second pen up with respect to x-coordinate
Upy2	Second pen up with respect to y-coordinate
Time2	Total time of second pen up
Midpoints2x	Midpoint of second time, pen up with respect to x-coordinate
Midpoints2y	Midpoint of second time pen up with respect to y-coordinate
Quarter2x	Quarter time of second midpoint pen up with respect to x-coordinate
Quarter2y	Quarter time of second midpoint pen up with respect to y-coordinate
3quarter2x	3quarter of second midpoint pen up time with respect to x-coordinate
3quarter2y	3quarter of second midpoint pen up time with respect to y-coordinate
Dnx3	Third pen down with respect to x-coordinate
Dny3	Third pen down with respect to y-coordinate
Upx3	Third pen up with respect to x-coordinate
Upy3	Third pen up with respect to y-coordinate
Time3	Total time of third pen up
Midpoints3x	Midpoint of third time pen up with respect to x-coordinate
Midpoints3y	Midpoint of third time pen up with respect to y-coordinate
Quarter3x	Quarter time of third midpoint pen up with respect to x-coordinate
Quarter3y	Quarter time of third midpoint pen up with respect to y-coordinate
3quarter3x	3quarter of third midpoint pen up time with respect to x-coordinate
3quarter3y	3quarter of third midpoint pen up time with respect to y-coordinate
Dnx4	Fourth pen down with respect to x-coordinate
Dny4	Fourth pen down with respect to y-coordinate
Upx4	Fourth pen up with respect to x-coordinate
Upy4	Fourth pen up with respect to y-coordinate
Time4	Total time of fourth pen up
Midpoints4x	Midpoint of fourth time pen up with respect to x-coordinate
Midpoints4y	Midpoint of fourth time pen up with respect to y-coordinate
Quarter4x	Quarter time of fourth midpoint pen up with respect to x-coordinate
Quarter4y	Quarter time of fourth midpoint pen up with respect to y-coordinate
3quarter4x	3quarter of fourth midpoint pen up time with respect to x-coordinate
3quarter4y	3quarter of fourth midpoint pen up time with respect to y-coordinate
Dnx5	Fifth pen down with respect to x-coordinate
Dny5	Fifth pen down with respect to y-coordinate
Upx5	Fifth pen up with respect to x-coordinate
Upy5	Fifth pen up with respect to y-coordinate
Time5	Total time of fifth pen up
Midpoints5x	Midpoint of fifth time pen up with respect to x-coordinate
Midpoints5y	Midpoint of fifth time pen up with respect to y-coordinate
Quarter5x	Quarter time of fifth midpoint pen up with respect to x-coordinate
Quarter5y	Quarter time of fifth midpoint pen up with respect to y-coordinate
3quarter5x	3quarter of fifth midpoint pen up time with respect to x-coordinate
3quarter5y	3quarter of fifth midpoint pen up time with respect to y-coordinate
Dnx6	Sixth pen down with respect to x-coordinate
Dny6	Sixth pen down with respect to y-coordinate
Upx6	Sixth pen up with respect to x-coordinate
Upy6	Sixth pen up with respect to y-coordinate
Time6	Total time of sixth pen up
Midpoints6x	Midpoint of sixth time pen up with respect to x-coordinate
Midpoints6y	Midpoint of sixth time pen up with respect to y-coordinate
Quarter6x	Quarter time of sixth midpoint pen up with respect to x-coordinate
Quarter6y	Quarter time of sixth midpoint pen up with respect to y-coordinate
3quarter6x	3quarter of sixth midpoint pen up time with respect to x-coordinate
3quarter6y	3quarter of sixth midpoint pen up time with respect to y-coordinate