class Boilerpipe::Filters::DensityRulesClassifier
Public Class Methods
classify(prev, current, nxt)
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# File lib/boilerpipe/filters/density_rules_classifier.rb, line 22 def self.classify(prev, current, nxt) return false if current.link_density > 0.333333 if prev.link_density <= 0.555556 if current.text_density <= 9 return true if nxt.text_density > 10 return prev.text_density <= 4 ? false : true else return nxt.text_density == 0 ? false : true end else return false if nxt.text_density <= 11 true end end
process(doc)
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# File lib/boilerpipe/filters/density_rules_classifier.rb, line 8 def self.process(doc) # return doc if doc.text_blocks.size < 2 empty = Boilerpipe::Document::TextBlock.empty_start text_blocks = [empty] + doc.text_blocks + [empty] text_blocks.each_cons(3) do |slice| prev, current, nxt = *slice current.content = classify(prev, current, nxt) end doc end