An intelligent shopping support robot: understanding shopping behavior from 2D skeleton data using GRU network

ROBOMECH Journal

Table 5 Performance evaluation of shopping behavior classification

Shopping behavior	Precision	Recall	F1 score	Support
Reach to shelf	0.86	0.92	0.89	128
Retract from shelf	0.44	0.69	0.54	109
Hand in shelf	0.79	0.83	0.81	336
Inspect product	0.92	0.73	0.81	377
Inspect shelf	0.93	0.90	0.91	411
Avg/total	0.79	0.82	0.79	1361