why every time pso solution changes ??

Why every time pso solution change ?

I did a program using pso inbuilt code once it wil converge to optimum solution if i run again i wont converge.Based on what parameters its converging how to fix that converging solution using optimoptions.Can any one help me out ?

Even Ga also also iam getting same.

Answer 1

[Walter Roberson]

particleswarm and ga both generate locations at random. It is expected that they would produce different answers if you run them twice with the same inputs.

If you need to repeat the exact same result, then use rng() to set the random number seed to the same value before each run.

Answer 2

[haritha pindi]

Thank you.I will try.Thank you so much for ur help