Wedemonstratearealtimesystemforimageregistrationandmovingobjectdetection.Thealgorithmisbasedondescribingthedisplacementofapointasaprobabilitydistributionoveramatrixofpossibledisplacements.Asmallsetofrandomlyselectedpointsisusedtocomputetheregistrationparameters.Movingobjectdetection