# File lib/pso.rb, line 133
  def initialize swarm_size, vector_size, rebirth = 0.0
    @global_best_error = VERY_LARGE_NUMBER
    @num_reborn = (swarm_size * rebirth).to_i
    @rebirth_index = 0
    super swarm_size, vector_size
    init_particles Particle    
  end