Gated Recurrent Unit with RSSIs from Heterogeneous Network for Mobile Positioning

Table 4

Performance comparison of SGD and Adam optimizing GRU with RSSIs from different networks.

Network	Cell			Wi-Fi			Cell + Wi-Fi
Optimizer	SGD	ADAM	Nadam	SGD	ADAM	Nadam	SGD	ADAM	Nadam
Error (m)	22.54	13.59	12.96	9.67	6.28	6.91	9.28	5.86	6.44