NC

Algorithm

h/d = 1.0

Present

Wang [35]

a/b = 0.5

0.8

0.99

a/b = 0.5

0.8

0.99

9 × 9

Dual BIEs

1.10683

1.55238

6.36674

1.11330

1.55774

6.36983

NGF

1.12183

1.56247

6.37052

Eigen COD

1.11325

1.55773

6.36917

11 × 11

Dual BIEs

1.10746

1.56023

6.36794

1.11330

1.55774

6.36974

NGF

1.12357

1.56514

6.37742

Eigen COD

1.11325

1.55773

6.36917

13 × 13

Dual BIEs

1.10822

1.56437

6.36815

1.11330

1.55773

6.36964

NGF

1.12483

1.56776

6.37981

Eigen COD

1.11326

1.55773

6.36982