Table 14 Comparison of optimization results for the speed reducer design problem.

From: A novel reindeer cyclone optimization algorithm (RCOA)

Algorithm

\(X_1\)

\(X_2\)

\(X_3\)

\(X_4\)

\(X_5\)

\(X_6\)

\(X_7\)

\(f_{cost}\)

COA

3.5482

0.7123

19.689

7.9445

7.9897

3.6608

5.3341

3721.78

PSO

3.5426

0.7341

23.7611

8.0123

7.9519

3.8882

5.5112

5598.64

GSA

3.3516

0.7518

26.2203

7.6158

8.3479

3.9144

5.2381

4376.21

WOA

3.5987

0.7358

19.8452

7.4775

7.9874

3.4014

5.2777

3113.03

RCOA

3.4975

0.7000

17.0000

7.4863

7.8054

3.7245

5.2853

3103.01