Module: IndexUtil::FragmentEmbedding

Defined in:
lib/index_util/fragment_embedding.rb

Class Method Summary collapse

Class Method Details

.norm(vector) ⇒ Object 



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# File 'lib/index_util/fragment_embedding.rb', line 17

def norm(vector)
  Math.sqrt(Array(vector).sum { |value| value.to_f * value.to_f })
end

.pack(vector) ⇒ Object 



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# File 'lib/index_util/fragment_embedding.rb', line 9

def pack(vector)
  Sequel.blob(Array(vector).map(&:to_f).pack("f*"))
end

.unpack(blob) ⇒ Object 



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# File 'lib/index_util/fragment_embedding.rb', line 13

def unpack(blob)
  blob.unpack("f*")
end