Used pixels: (50, 50) -> 50 , (70, 70) -> 61

Compute( Compute( const InputImageNeighborhoodIterator, const LabelledImageNeighborhoodIterator) 0
m_EnergyBefore: 1.86667
m_EnergyAfter: 2
m_Value: 0
m_DeltaEnergy: 0.133333
