Table 2: The obtained fitness values for the compared algorithms (best/worst/average).

InstancesDiGASPSOMPDACOCASS

T1(150)0.1455/0.1614/0.15550.1468/0.1573/0.15360.1455/0.1501/0.14810.1455/0.1529/0.1481
T2(200)0.1595/0.1798/0.16770.1546/0.1561/0.15490.1521/0.1562/0.15390.1521/0.1559/0.1533
T3(250)0.1474/0.1637/0.15620.1469/0.1519/0.14760.1426/0.1503/0.14640.1415/0.1470/0.1447
Tc4(2500)0.1705/0.1884/0.18080.1694/0.1829/0.17960.1724/0.1865/0.17800.1676/0.1819/0.1742
Ta5(2500)0.1753/0.1899/0.18180.1621/0.1845/0.17320.1683/0.1862/0.17950.1597/0.1763/0.1698
Ti6(2500)0.1768/0.1890/0.18340.1689/0.1775/0.17460.1792/0.1860/0.18290.1627/0.1740/0.1685