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\n Synopsis
		sfblur < in.rsf > out.rsf adj=n inv=n spk=y niter=100 eps=1. rect= rect2=1.0 repeat=1 ncycle=1 perc=50.0 fact=0.5

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\n Parameters
		\n \n \n \n   bool adj=n [y/n] \tadjoint flag \n \n \n\n \n \n \n   float eps=1. \tscaling \n \n \n\n \n \n \n   float fact=0.5 \tfactor for sharpening \n \n \n\n \n \n \n   bool inv=n [y/n] \tinversion flag \n \n \n\n \n \n \n   int ncycle=1 \tnumber of nonlinear cycles \n \n \n\n \n \n \n   int niter=100 \tmaximum number of iterations \n \n \n\n \n \n \n   float perc=50.0 \tpercentage for sharpening \n \n \n\n \n \n \n   int rect= \tblurring radius \n \n \n\n \n \n \n   float rect2=1.0 \tsmoothing radius \n \n \n\n \n \n \n   int repeat=1 \trepeat smoothing \n \n \n\n \n \n \n   bool spk=y [y/n] \tspiky inversion \n \n \n

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