river_pollution_problem
- desdeo_problem.testproblems.river_pollution_problem(five_obj=True, var_iv=array([0.5, 0.5]))[source]
The river pollution problem with 4 or 5 objectives.
NARULA, S. C. & WEISTROFFER, H. R. (1989). A flexible method for nonlinear multicriteria decisionmaking problems. IEEE transactions on systems, man, and cybernetics, 19(4), 883-887.
- Parameters:
five_obj (bool) – If true utilize five objectives version and four objectives version if false. Default is true.
var_iv (np.array) – Optional, initial variable values. Must be between 0.3 and 1.0. Defaults are 0.5 and 0.5.
- Returns:
a problem object.
- Return type: