Properties Available :
meanX,
meanY,
surface,
angle,
maxLength,
maxLengthPoints,
Each property can be access by writing :
source.property
target.property
(ei: source.angle)
There is also some properties in the variable info :
meanSurfaceSource,
meanSurfaceTarget,
numberOfSource,
numberOfTarget
These properties can be access by writing info.meanSurfaceSource
You can now select at least 3 images to test the hierarchy between them.