Class: HG::Hyperedge

Inherits:
Object
  • Object
show all
Defined in:
lib/zipf/hypergraph.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(head = nil, tails = [], weight = 0.0, f = {}) ⇒ Hyperedge

Returns a new instance of Hyperedge.



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# File 'lib/zipf/hypergraph.rb', line 44

def initialize head=nil, tails=[], weight=0.0, f={}
  @head   = head
  @tails  = tails
  @weight = weight
  @f      = f
  @mark   = 0
end

Instance Attribute Details

#f ⇒ Object

Returns the value of attribute f.



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# File 'lib/zipf/hypergraph.rb', line 42

def f
  @f
end

#head ⇒ Object

Returns the value of attribute head.



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# File 'lib/zipf/hypergraph.rb', line 42

def head
  @head
end

#left ⇒ Object

Returns the value of attribute left.



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# File 'lib/zipf/hypergraph.rb', line 42

def left
  @left
end

#mark ⇒ Object

Returns the value of attribute mark.



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# File 'lib/zipf/hypergraph.rb', line 42

def mark
  @mark
end

#right ⇒ Object

Returns the value of attribute right.



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# File 'lib/zipf/hypergraph.rb', line 42

def right
  @right
end

#rule ⇒ Object

Returns the value of attribute rule.



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# File 'lib/zipf/hypergraph.rb', line 42

def rule
  @rule
end

#tails ⇒ Object

Returns the value of attribute tails.



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# File 'lib/zipf/hypergraph.rb', line 42

def tails
  @tails
end

#weight ⇒ Object

Returns the value of attribute weight.



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# File 'lib/zipf/hypergraph.rb', line 42

def weight
  @weight
end

Instance Method Details

#arity ⇒ Object 



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# File 'lib/zipf/hypergraph.rb', line 52

def arity
  return @tails.size
end

#marked? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zipf/hypergraph.rb', line 56

def marked?
  arity == @mark
end

#to_s ⇒ Object 



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# File 'lib/zipf/hypergraph.rb', line 60

def to_s
  "Hyperedge<head:\"#{@head.label}\", \"tails:#{@tails.map{|n|n.label}}, arity:#{arity}, weight:#{@weight}, f:#{f.to_s}, mark:#{@mark}>"
end