class Scoruby::Models::RandomForest::Data
Constants
- FEATURES_XPATH
- RF_FOREST_XPATH
Public Class Methods
new(xml)
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# File lib/scoruby/models/random_forest/data.rb, line 10 def initialize(xml) @xml = xml end
Public Instance Methods
categorical_features()
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# File lib/scoruby/models/random_forest/data.rb, line 20 def categorical_features @categorical_features ||= fetch_categorical_features end
continuous_features()
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# File lib/scoruby/models/random_forest/data.rb, line 24 def continuous_features @continuous_features ||= fetch_continuous_features end
decision_trees()
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# File lib/scoruby/models/random_forest/data.rb, line 14 def decision_trees @decision_trees ||= @xml.xpath(RF_FOREST_XPATH).map do |xml_tree| DecisionTree.new(xml_tree) end end
Private Instance Methods
categorical_predicates()
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# File lib/scoruby/models/random_forest/data.rb, line 43 def categorical_predicates @xml.xpath('//SimpleSetPredicate') end
continuous_predicates()
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# File lib/scoruby/models/random_forest/data.rb, line 47 def continuous_predicates @xml.xpath('//SimplePredicate') end
fetch_categorical_features()
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# File lib/scoruby/models/random_forest/data.rb, line 36 def fetch_categorical_features categorical_predicates.each_with_object(Hash.new([])) do |xml, res| predicate = Predicates::SimpleSetPredicate.new(xml) res[predicate.field] = res[predicate.field] | predicate.array end end
fetch_continuous_features()
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# File lib/scoruby/models/random_forest/data.rb, line 30 def fetch_continuous_features continuous_predicates.map do |xml| Predicates::SimplePredicate.new(xml).field end.uniq end