Journal of Applied Mathematics / 2012 / Article / Tab 1

Research Article

Bacterial Foraging-Tabu Search Metaheuristics for Identification of Nonlinear Friction Model

Table 1

Summary of the unconstrained problems used for performance test.

Test functionsEquationsSurfaces in 3D

BF global minimum of 0 at , search space: [2 2; −2 −2] and .238563.tab.001
RF global minimum of 0 at , search space: [2 2; −2 −2] and .238563.tab.002
SF when . global minimum of 0.998 at , search space: [40 40; −40 −40] and .238563.tab.003
SchF global minimum of 0 at (420.9687, 420.9687), search space: [500 500; −500 −500] and .238563.tab.004
ShuF when . global minima of equal values −186.7309 at 18 different locations, search space: [10 10; −10 −10] and −186.73.238563.tab.005