• A modified firefly-inspired algorithm for global computational optimization 

      Amaya, Iván; Cruz, Jorge; Correa, Rodrigo
      This article compares the original firefly-Inspired algorithm (FA) against two versions suggested by the authors. It was found that by using some modifications proposed in this document, the convergence time of the algorithm ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna. 
    • An alternative method for the design of time-varying feedback control systems 

      Gómez, Carlos; Amaya, Iván; Correa, Rodrigo
      This article proposes to use a numeric strategy based on a discrete particle swarm optimization algorithm, to solve a problem related to compensator design in a time-varying feedback control system. At first, it is shown ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna. 
    • Discrete particle swarm optimization in the numerical solution of a system of linear diophantine equations 

      Amaya, Iván; Gómez, Luis; Correa, Rodrigo
      This article proposes the use of a discrete version of the well known Particle Swarm Optimization, DPSO, a metaheuristic optimization algorithm for numerically solving a system of linear Diophantine equations. Likewise, ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna. 
    • Improved roasting of some colombian gold ores 

      Amaya, Iván; Bernal, Danilo; Garnica, Sergio; Reslen, Mauricio; Correa, Rodrigo
      This article shows the main results after roasting a gold ore with electromagnetic waves. A mineral sample from southern Bolivar (Colombia) was chosen, due, among other reasons, to the difficulty that miners from that zone ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna. 
    • Real roots of nonlinear systems of equations through a metaheuristic algorithm 

      Amaya, Iván; Cruz, Jorge; Correa, Rodrigo
      This article describes the use of a numeric strategy to perform a metaheuristic optimization for finding the real roots of a nonlinear equation system. A theorem that shows why it can be treated as an optimization problem ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna. 
    • Solution of the mathematical model of a nonlinear direct current circuit using particle swarm optimization 

      Amaya, Iván; Cruz, Jorge; Correa, Rodrigo
      In this article it is proposed to solve the mathematical model of a non-linear electronic circuit using Particle Swarm Optimization (PSO), as an alternative to the traditional numerical methods. A simple test circuit, ...
      Universidad Nacional de Colombia Revistas electrónicas UN Dyna.