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. 2019 Nov 1;19(21):4752. doi: 10.3390/s19214752

Table 5.

Comparison of computation cost and running time.

Computation Cost	Yang et al. [23]	Tan et al. [30]	Cai et al. [21]	Cho et al. [31]	Gope and Hwang [3]	Proposed Scheme
$C C_{t a g}$	2 $T_{h}$	2 $T_{h}$	4 $T_{h}$	3 $T_{h}$	5 $T_{h}$	2 $T_{h}$
$C C_{R_{i}}$	3 $T_{h}$	2 $T_{h}$	2 $T_{h}$	2 $T_{h}$	2 $T_{h}$	2 $T_{h}$
$C C_{S}$	5 $T_{h}$	3 $T_{h}$	6 $T_{h}$	5 $T_{h}$	7 $T_{h}$	4 $T_{h} + 2 T_{s e}$
$C C_{T o t a l}$	10 $T_{h}$	7 $T_{h}$	12 $T_{h}$	10 $T_{h}$	14 $T_{h}$	8 $T_{h} + 2 T_{s e}$
$C C_{T i m e}$	0.023 ms	0.0161 ms	0.0276 ms	0.023 ms	0.0322 ms	0.0276 ms