Table 4.

Comparison of the proposed algorithm with established algorithms.

Method	Technology	Environment Area	Error in Meters	Error %
Jiao et al. [33]	Wi-Fi, RGB	205 m2	0.83	N/A
Huang et al. [16]	Wi-Fi, Vision	12000 m2	0.5	5%
Jiao et al. [36]	Vision/wireless/inertial	192 m2	1.23	4.4%
Guo et al. [24]	Wi-Fi fingerprint	1460 m2	3.4	N/A
Proposed Method	Wi-Fi, Scene image	70 m2	0.78	N/A