Class: Stix2::ConfidenceScale

Inherits:
Object
  • Object
show all
Defined in:
lib/stix2/confidence_scale.rb

Constant Summary collapse

SCALE_NONE_LOW_MED_HIGH = 
{
  0..0 => { scale: 'None', stix: 0 },
  1..29 => { scale: 'Low', stix: 15 },
  30..69 => { scale: 'Med', stix: 50 },
  70..100 => { scale: 'High', stix: 85 }
}.freeze
SCALE_0_10 = 
{
  0..4 => { scale: 0, stix: 0 },
  5..14 => { scale: 1, stix: 10 },
  15..24 => { scale: 2, stix: 20 },
  25..34 => { scale: 3, stix: 30 },
  35..44 => { scale: 4, stix: 40 },
  45..54 => { scale: 5, stix: 50 },
  55..64 => { scale: 6, stix: 60 },
  65..74 => { scale: 7, stix: 70 },
  75..84 => { scale: 8, stix: 80 },
  85..94 => { scale: 9, stix: 90 },
  95..100 => { scale: 10, stix: 100 }
}.freeze
SCALE_ADMIRALTY_CREDIBILITY = 
{
  0..19 => { scale: 5, stix: 10 },
  20..39 => { scale: 4, stix: 30 },
  40..59 => { scale: 3, stix: 50 },
  60..79 => { scale: 2, stix: 70 },
  80..100 => { scale: 1, stix: 90 }
}.freeze
SCALE_WEP = 
{
  0..0 => { scale: 'Impossible', stix: 0 },
  1..19 => { scale: 'Highly Unlikely/Almost Certainly Not', stix: 10 },
  20..39 => { scale: 'Unlikely/Probably Not', stix: 30 },
  40..59 => { scale: 'Even Chance', stix: 50 },
  60..79 => { scale: 'Likely/Probable', stix: 70 },
  80..99 => { scale: 'Highly likely/Almost Certain', stix: 90 },
  100..100 => { scale: 'Certain', stix: 100 }
}.freeze
SCALE_DNI = 
{
  0..9 => { scale: 'Almost No Chance / Remote' , stix: 5 },
  10..19 => { scale: 'Very Unlikely / Highly Improbable', stix: 15 },
  20..39 => { scale: 'Unlikely / Improbable', stix: 30 },
  40..59 => { scale: 'Roughly Even Chance / Roughly Even Odds', stix: 50 },
  60..79 => { scale: 'Likely / Probable', stix: 70 },
  80..89 => { scale: 'Very Likely / Highly Probable', stix: 85 },
  90..100 => { scale: 'Almost Certain / Nearly Certain', stix: 95 }
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(value = nil) ⇒ ConfidenceScale

Returns a new instance of ConfidenceScale.



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# File 'lib/stix2/confidence_scale.rb', line 52

def initialize(value = nil)
  @value = value
end

Instance Method Details

#to_0_10 ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 66

def to_0_10
  !@value && 6
  find_range(SCALE_0_10, :scale)
end

#to_0_10_stix ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 71

def to_0_10_stix
  find_range(SCALE_0_10, :stix)
end

#to_admiralty_credibility ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 75

def to_admiralty_credibility
  find_range(SCALE_ADMIRALTY_CREDIBILITY, :scale)
end

#to_admiralty_credibility_stix ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 79

def to_admiralty_credibility_stix
  find_range(SCALE_ADMIRALTY_CREDIBILITY, :stix)
end

#to_dni_scale ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 91

def to_dni_scale
  find_range(SCALE_DNI, :scale)
end

#to_dni_scale_stix ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 95

def to_dni_scale_stix
  find_range(SCALE_DNI, :stix)
end

#to_none_low_med_high ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 56

def to_none_low_med_high
  !@value && 'Not Specified'
  find_range(SCALE_NONE_LOW_MED_HIGH, :scale)
end

#to_none_low_med_high_stix ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 61

def to_none_low_med_high_stix
  !@value && 'Not Specified'
  find_range(SCALE_NONE_LOW_MED_HIGH, :stix)
end

#to_wep ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 83

def to_wep
  find_range(SCALE_WEP, :scale)
end

#to_wep_stix ⇒ Object 



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# File 'lib/stix2/confidence_scale.rb', line 87

def to_wep_stix
  find_range(SCALE_WEP, :stix)
end