Research Article
Design of Digital IIR Filter with Conflicting Objectives Using Hybrid Gravitational Search Algorithm
(1) Search space identification. | (2) Randomized initialization of population. | (3) Fitness evaluation of objects using (17). | WHILE (stopping criterion is not met). | (4) Update , , and (). | (5) Calculation of the total force in different directions using (23). | (6) Calculation of acceleration and velocity using (24) and (25) respectively. | (7) Updating objects’ position using (26). | (8) Fitness evaluation of objects using (17). | (9) Apply exploratory move to improve the fitness value using Algorithm 2. | ENDDO | STOP. |
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