the episode so this is your w one of them you let them run the episode they get a reward and then you can do multiple things so this depends on the evolutionary method so you can either pick out the best performing agent or you can update each agent according to some rule the goal here is simply to basically you always want to take your weights you want to add some noise to them and you want to see does it get better or worse if it gets better good if it gets worse not good okay the difference is without the