Table 2 Experimental results of CEC2020 (dim = 10).

From: Enhanced adaptive zebra optimization algorithm optimized kernel extreme learning machine for bankruptcy prediction problems

Function

Metric

PSO

GWO

WOA

SBO

IVYA

AOO

ZOA

EAZOA

F1

Ave

5.3540E+07

1.2294E+08

6.1758E+07

5.2062E+09

2.8582E+08

2.8495E+03

7.5318E+08

2.0356E+03

Std

2.4556E+08

3.6195E+08

6.2737E+07

2.4974E+09

6.1031E+08

2.6240E+03

7.8166E+08

1.9524E+03

F2

Ave

1.7073E+03

1.6754E+03

2.2997E+03

3.1760E+03

2.2688E+03

1.8461E+03

1.6601E+03

1.5040E+03

Std

2.6667E+02

3.1631E+02

3.5969E+02

2.4411E+02

3.5701E+02

3.2665E+02

2.1896E+02

2.4851E+02

F3

Ave

7.4478E+02

7.3254E+02

7.9078E+02

8.4097E+02

7.7894E+02

7.3445E+02

7.4321E+02

7.2458E+02

Std

7.0246E+00

1.2322E+01

3.3572E+01

1.9158E+01

2.7467E+01

1.0007E+01

1.2257E+01

7.5195E+00

F4

Ave

1.9075E+03

1.9039E+03

1.9090E+03

4.0763E+04

2.8292E+03

1.9016E+03

4.1966E+03

1.9013E+03

Std

1.6156E+01

5.8418E+00

5.3505E+00

8.7804E+04

2.8455E+03

6.2257E-01

6.0522E+03

9.8320E-01

F5

Ave

6.9789E+03

9.7218E+04

4.0074E+05

9.3192E+05

5.6811E+05

6.1616E+03

3.5573E+04

5.7127E+03

Std

3.1335E+03

1.8161E+05

5.4259E+05

5.1639E+05

1.5840E+05

3.9935E+03

7.2970E+04

3.3521E+03

F6

Ave

1.6116E+03

1.6066E+03

1.6116E+03

1.6347E+03

1.6134E+03

1.6015E+03

1.6071E+03

1.6007E+03

Std

1.2232E+01

1.2450E+01

1.3446E+01

2.6556E+01

1.7851E+01

3.0364E+00

7.8757E+00

3.1111E-01

F7

Ave

6.0720E+03

1.5733E+04

1.0367E+06

5.0322E+05

9.2169E+05

9.4015E+03

2.7713E+04

4.5231E+03

Std

5.8098E+03

3.5807E+04

1.9604E+06

5.4791E+05

2.7666E+06

5.7113E+03

6.3668E+04

0.0000E+00

F8

Ave

2.3652E+03

2.3256E+03

2.4542E+03

2.7617E+03

2.3026E+03

2.3293E+03

2.3427E+03

2.2995E+03

Std

2.3030E+02

8.1630E+01

4.0232E+02

2.7691E+02

1.5349E+01

1.4606E+02

4.8770E+01

0.0000E+00

F9

Ave

2.7363E+03

2.7510E+03

2.7601E+03

2.8361E+03

2.7082E+03

2.7430E+03

2.7693E+03

2.7349E+03

Std

7.8196E+01

1.5643E+01

7.2235E+01

4.1639E+01

9.5148E+01

4.6587E+01

1.0489E+02

4.4923E+01

F10

Ave

2.9312E+03

2.9362E+03

2.9560E+03

3.2441E+03

2.9152E+03

2.9202E+03

2.9570E+03

2.9252E+03

Std

2.6436E+01

1.6688E+01

2.5496E+01

1.6020E+02

6.4005E+01

2.3711E+01

3.3705E+01

2.4327E+01

Ave. rank

4.10

3.50

6.60

7.90

4.70

2.60

5.40

1.20

Friedman

4

3

7

8

5

2

6

1