class GreenMidget::Examples
Constants
- GENERAL_FEATURE_NAME
Public Class Methods
[](feature)
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Calls superclass method
GreenMidget::Countable::[]
# File lib/green_midget/models/examples.rb, line 19 def self.[](feature) object = super(feature) if object.no_examples? && (feature == GENERAL_FEATURE_NAME) raise NoExamplesGiven elsif object.no_examples? super GENERAL_FEATURE_NAME else object end end
log_ratio()
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# File lib/green_midget/models/examples.rb, line 36 def self.log_ratio self[GENERAL_FEATURE_NAME].log_ratio end
objects(features, with_general = false)
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Calls superclass method
GreenMidget::Countable::objects
# File lib/green_midget/models/examples.rb, line 31 def self.objects(features, with_general = false) features += with_general ? [ GENERAL_FEATURE_NAME ] : [] super(features) end
total()
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# File lib/green_midget/models/examples.rb, line 40 def self.total @@total ||= self[GENERAL_FEATURE_NAME].total end
Public Instance Methods
no_examples?()
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# File lib/green_midget/models/examples.rb, line 52 def no_examples? CATEGORIES.inject(1) { |memo, category| memo *= self[category] } == 0 end
probability_for(category)
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# File lib/green_midget/models/examples.rb, line 44 def probability_for(category) self[category] / total end
total()
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# File lib/green_midget/models/examples.rb, line 48 def total CATEGORIES.inject(0) { |memo, category| memo += self[category] } end