(AutomaticParameterEstimation "true")
(CheckNumberOfSamples "true")
(DefaultPixelValue 0)
(FinalBSplineInterpolationOrder 1)
(FinalGridSpacingInPhysicalUnits 1000 1000 )
(FixedImagePyramid "FixedSmoothingImagePyramid")
(GridSpacingSchedule 3 1.5 1.0)
(ImageSampler "RandomCoordinate")
//(ImageSampler "RandomSparseMask")
//(UseRandomSampleRegion "true")
//(SampleRegionSize 1000 1000)
(Interpolator "LinearInterpolator")
(MaximumNumberOfIterations 256)
(MaximumNumberOfSamplingAttempts 8)
//(Metric "AdvancedMattesMutualInformation")
(Metric "AdvancedMattesMutualInformation" "TransformBendingEnergyPenalty")
(Metric0Weight 1.0)
(Metric1Weight 0.3)
(MovingImagePyramid "MovingSmoothingImagePyramid")
(NewSamplesEveryIteration "true")
(NumberOfResolutions 3)
(NumberOfSamplesForExactGradient 4096)
(NumberOfSpatialSamples 3000)
(Optimizer "AdaptiveStochasticGradientDescent")
(Registration "MultiMetricMultiResolutionRegistration")
(ResampleInterpolator "FinalBSplineInterpolator")
(Resampler "DefaultResampler")
(ResultImageFormat "tif")
//(Transform "RecursiveBSplineTransform")
(Transform "BSplineTransform")
(WriteIterationInfo "true")
(WriteResultImage "true")