Table 3: Comparison of CPU time (in seconds) between some existing methods and our proposed methods.

Function CPU time
Guess HN3 M3 SL4 JM4 M4

0.3 0.2867 0.2644 0.3060 0.2449 0.2449
1.5 0.2943 0.2510 0.3049 0.2682 0.3043
2.3 0.3019 0.3658 0.3457 0.3562 0.3483
0.3 0.3091 0.2850 0.2832 0.2399 0.2428
1.35 0.3399 0.3694 0.3938 0.4149 0.3940
0.7 0.2896 0.2708 0.2388 0.2613 0.2550
0.65 0.2517 0.2356 0.2938 0.2644 0.2880
−1.00 0.2697 0.2279 0.2739 0.2934 0.2900