The Scientific World Journal / 2014 / Article / Tab 2

Research Article

Performance-Based Seismic Design of Steel Frames Utilizing Colliding Bodies Algorithm

Table 2

The statistical information of performance-based optimum designs for the 4-bay 9-story frame.

Algorithm This workHybrid CSS [17]PSACO [16]PSO [16]ACO [15]GA [15]

Best weight (kN)1600.25 1568.66 1601.32 1682.63 1631.831723.1
Average weight (kN)1660.361626.32 1650.55 1725.361696.2 1791.4
Worst weight (kN)1780.621725.361759.65 1813.251786.94 1943.2
Std. Dev. (kN)31.0230.3538.5266.35 49.33 78.33
Average number of analyses5,500 5,000 6,00012,5005,6009,700