An Easily Customized Gesture Recognizer for Assisted Living Using Commodity Mobile Devices

Table 1

Summary of gesture recognizers.

Gesture recognizer	Data dimensions	Scaling	Metric
$1	2D	Yes	Euclidean
Protractor	2D	No	Cosine
$3	3D	Yes	Euclidean
Protractor3D	3D	Yes	Euclidean
$N	2D	Yes	Euclidean
$N-protractor	2D	Yes	Cosine
$P	2D	Yes	Other
uWave	3D	No	DTW