diff options
Diffstat (limited to 'lib/nlp_ruby')
| -rw-r--r-- | lib/nlp_ruby/hg.rb | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/lib/nlp_ruby/hg.rb b/lib/nlp_ruby/hg.rb index 66e3b13..b8b147e 100644 --- a/lib/nlp_ruby/hg.rb +++ b/lib/nlp_ruby/hg.rb @@ -43,13 +43,12 @@ end class HG::Hyperedge attr_accessor :head, :tails, :weight, :f, :mark, :rule, :left, :right - def initialize head=nil, tails=[], weight=0.0, f={}, rule=nil, left=nil, right=nil + def initialize head=nil, tails=[], weight=0.0, f={} @head = head @tails = tails @weight = weight @f = f @mark = 0 - @rule = Grammar::Rule.from_s rule if rule end def arity @@ -61,7 +60,7 @@ class HG::Hyperedge end def to_s - "Hyperedge<head:\"#{@head.label}\", rule:\"#{@rule.to_s}, \"tails:#{@tails.map{|n|n.label}}, arity:#{arity}, weight:#{@weight}, f:#{f.to_s}, mark:#{@mark}>" + "Hyperedge<head:\"#{@head.label}\", \"tails:#{@tails.map{|n|n.label}}, arity:#{arity}, weight:#{@weight}, f:#{f.to_s}, mark:#{@mark}>" end end @@ -136,8 +135,7 @@ def HG::read_hypergraph_from_json fn, semiring=RealSemiring.new, log_weights=fal e = Hyperedge.new(nodes_by_label[i['head']], \ i['tails'].map{|j| nodes_by_label[j]}.to_a, \ semiring.convert.call(i['weight'].to_f), \ - {}, \ - i['rule'], i['left'], i['right']) + {}) e.f = SparseVector.from_h i['f'] if log_weights e.weight = Math.exp(w.dot(e.f)) |