Module: DTW::Metrics::Euclidean

Defined in:
lib/dtwrb/metrics.rb,
sig/dtwrb.rbs

Class Method Summary collapse

Class Method Details

.call(left, right) ⇒ ::Float

Parameters:

  • (frame)
  • (frame)

Returns:

  • (::Float) 


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# File 'lib/dtwrb/metrics.rb', line 17

def self.call(left, right)
  Metrics.assert_conformable!(left, right)

  total = 0.0
  axis = 0
  while axis < left.length
    difference = left[axis] - right[axis]
    total += difference * difference
    axis += 1
  end

  Math.sqrt(total)
end