Class: XRVG::GeoFullFilter

Inherits:
Filter
  • Object
show all
Defined in:
lib/samplation.rb

Overview

GeoFullFilter, to transform inputs into geometrical sequence converging to 1.0

Instance Method Summary collapse

Methods inherited from Filter

#transform, with

Methods included from Samplable

#apply_sample, #apply_samples, build, #mean, #sample, #samples

Methods included from FloatFunctor

#addfilter, #alternate, #apply, #applyhash, #compute, #filter, #generate, #geo, #geofull, #modify, #process, #random, #shuffle, #sin, #ssort, #transform, #trigger

Constructor Details

#initialize(factor) ⇒ GeoFullFilter

:nodoc:



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# File 'lib/samplation.rb', line 432

def initialize(factor)  #:nodoc:
  @factor = factor
end

Instance Method Details

#transforms(inputs, type) ⇒ Object

make sampling by trying to check :mindiff constraint

generate an exception if not possible



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# File 'lib/samplation.rb', line 440

def transforms( inputs, type )  #:nodoc:
  nsamples = inputs.size
  result = [1.0]
  (nsamples-1).times do
    result << result[-1] / @factor
  end
  range = (1.0..result[-1])
  result = result.map {|v| range.abscissa( v )}
  return result
end