Table 3: Mean error analysis of trilateration, K-NN, and proposed hybrid technique (sample size 10).

Actual position Trilateration (m)K-NN (m) Hybrid approach (m)

(0, 5) 2.00 2.07 1.65
(2, 3) 3.62 2.55 2.12
(2, 5) 1.76 1.17 0.89
(5, 0) 2.51 0.75 0.68
(5, 6) 0.53 1.45 1.44
(3, 7) 2.15 1.67 1.31
(8, 8) 1.70 1.77 0.63
(0, 8) 3.78 1 0.79