The Scientific World Journal / 2014 / Article / Tab 2

Research Article

Back Analysis of Geomechanical Parameters in Underground Engineering Using Artificial Bee Colony

Table 2

Identified parameters using ABC-based back analysis.

(Mpa) (Mpa) (°)

ABC-based back analysis6893.049513.506529.99284
Actual value7000.0000 3.4500 30.0000
Relative error (%)1.5279 −1.6377 0.0239