Journal of Optimization / 2017 / Article / Psdc 1

Research Article

Hydrological Cycle Algorithm for Continuous Optimization Problems

Pseudocode 1

HCA pseudocode.
HCA procedure
(i) Problem input
(ii) Initialization of parameters
(iii) While (termination condition is not met)
   Cycle = Cycle + 1
   % Flow stage
   Repeat
       (a) Iteration =
        (b) For each water drop
             (1) Choose next node (Eqs. (5)–(8))
             (2) Update velocity (Eq. (9))
             (3) Update soil and depth (Eqs. (10)-(11))
             (4) Update carrying soil (Eq. (13))
       (c) End for
       (d) Calculate the solution fitness
       (e) Update local optimal solution
       (f) Update Temperature (Eqs. (14)–(17))
   Until (Temperature = Evaporation_Temperature)
   Evaporation (WDs)
   Condensation (WDs)
   Precipitation (WDs)
(iv) End while

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