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Table 2 Analysis of performance trade-offs

From: Energy-efficient mobile tracking in heterogeneous networks using node selection

Performance metric Mean RMSE (m) Communication overhead Size of search space Computational complexity
(packet number) (size of A in Equation 4)
The nearest-three nodes   2.109 60 1 3 × 3
Proposed algorithm 20 of 20 0.2975 600 1 20 × 20
3 of 20 0.5424 465 1,140 3 × 3
3 of 7 0.5716 136 21 3 × 3
5 of 7 0.4501 128 35 5 × 5