TVD 2016

1. Geometrical transformation T

• Rigid

Image 1

no deformation - - only translations and rotations are allowed ( 3 rotations, 3 translations  (max) 6 independent parameters )

Affi • ne

- shearing, stretching (3 rotations, 3 translations, 3 stretches, 3 shears  (max) 12 parameters)