Class: Semantic::VectorSpace::Model

Inherits:
Linalg::DMatrix
  • Object
show all
Defined in:
lib/semantic/vector_space/model.rb

Instance Method Summary collapse

Constructor Details

#initialize(matrix, keywords) ⇒ Model

Returns a new instance of Model.



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# File 'lib/semantic/vector_space/model.rb', line 9

def initialize(matrix, keywords)
  @keywords = keywords || {}
  super(matrix)
end

Instance Method Details

#matrix ⇒ Object 



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# File 'lib/semantic/vector_space/model.rb', line 18

def matrix
  @_dc_obj
end

#matrix=(matrix) ⇒ Object 



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# File 'lib/semantic/vector_space/model.rb', line 14

def matrix=(matrix)
  @_dc_obj = matrix
end

#to_s ⇒ Object 



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# File 'lib/semantic/vector_space/model.rb', line 22

def to_s
  out = StringIO.new
  out.print " " * 9

  matrix.ncol.times do |id|
    out.print "  D#{id+1}  " 
  end
  out.puts

  matrix.rows.each_with_index do |terms, index|
    out.print "#{@keywords.index(index).ljust(6)}" if @keywords.has_value?(index)
    out.print "[ "
    terms.columns.each do |document|
      out.print "%+0.2f " % document
    end
    out.print "]"
    out.puts
  end
  out.string
end