Method: Statsample::DominanceAnalysis::Bootstrap#bootstrap

Defined in:
lib/statsample/dominanceanalysis/bootstrap.rb

#bootstrap(number_samples, n = nil) ⇒ Object

Creates n re-samples from original dataset and store result of each sample on @samples_td, @samples_cd, @samples_gd, @samples_ga

  • number_samples: Number of new samples to add

  • n: size of each new sample. If nil, equal to original sample size


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# File 'lib/statsample/dominanceanalysis/bootstrap.rb', line 134

def bootstrap(number_samples,n=nil)
  number_samples.times{ |t|
    @n_samples+=1
    puts _("Bootstrap %d of %d") % [t+1, number_samples] if @debug
    ds_boot=@ds.bootstrap(n)                 
    da_1=DominanceAnalysis.new(ds_boot, @y_var, :regression_class => @regression_class)

    da_1.total_dominance.each{|k,v|
      @samples_td[k].push(v)
    }
    da_1.conditional_dominance.each{|k,v|
      @samples_cd[k].push(v)
    }
    da_1.general_dominance.each{|k,v|
      @samples_gd[k].push(v)
    }
    da_1.general_averages.each{|k,v|
      @samples_ga[k].push(v)
    }
  }
end