Ref. [11]

Present method

${\epsilon }_1={10}^{-j}$

N = 16 M = 8

N = 32 M = 16

N = 64 M = 32

N = 128 M = 64

N = 16 M = 8

N = 32

M = 16

N = 64 M = 32

N = 128 M = 64

2⁻⁶

6.6804E−2

5.7987E−2

3.9483E−2

2.4603E−2

7.8068E−4

5.6213E−4

4.27E−08

3.6216E−5

0.2042

0.5545

0.6824

0.7396

0.1083

0.4545

0.5532

0.6842

2⁻⁸

6.8721E−2

5.8378E−2

4.0315E−2

2.5349E−2

7.9731E−4

5.7897E−4

8.3764E−5

3.8716E−5

0.2353

0.5341

0.6694

0.7285

0.1527

0.4721

0.5872

0.7011

2⁻¹⁰

7.1566E−2

5.8489E−2

4.0574E−2

2.5602E−2

8.0124E−04

5.8849E−4

8.6019E−5

3.9663E−5

0.2911

0.5276

0.6643

0.7252

0.2352

0.4920

0.6013

0.7834

2⁻¹²

7.2293E−2

5.8520E−2

4.0643E−2

2.5668E−2

8.2236E−4

5.9013E−4

8.3456E−5

4.0021E−5

0.3049

0.5259

0.6630

0.7242

0.2901

0.4971

0.6725

0.7991