The Scientific World Journal / 2014 / Article / Tab 1

Research Article

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

Table 1

The statistical information of performance-based optimum designs for the 4-bay 3-story frame.

Algorithm This workHybrid CSS [17]PSACO [16]PSO [16]ACO [15]GA [15]A conventional design [21]

Best weight (kN)280.32273.7279.2 286.3 283.4 303.9 412.9 kN
Average weight (kN)292.36286.7290.4302.4 294.3 321.5
Worst weight (kN)308.63297.8298.5310.7 303.2 339.7
Std. Dev. (kN)5.7865.6516.45310.453 7.566 14.332
Average number of analyses4,5004,5004,5008,500 3,9006,800