Synopsis
		sfdix < vrms.rsf > vint.rsf weight=weight.rsf vrmsout=vout.rsf niter=100 rect#=(1,1,...)

Parameters
		int niter=100 maximum number of iterations   string rect#=(1,1,...) smoothing radius on #-th axis   string vrmsout= optionally, output predicted vrms (auxiliary output file name)   string weight= auxiliary input file name

Used In
		BEI          vela/vscan   DATA          teapotdome/angmig teapotdome/canoren teapotdome/scdecon teapotdome/vels teapotdome/zomig   GALLERY          teapot/angmig teapot/zomig   GEE          prc/bob   GEO384S          hw6/gazdag hw6/rtm   GEO384W          hw6/blake   RSF          su/rsflab9   TCCS          nmodeblend/bei nmodeblend/synth probdif/nankai shape/beivc svscan/beicmps t2dweak/alaska t2dweak/field time2depth/masha2 time2depth2/beinew varipick/newviking vscan/stack wetm/beivel wetm/nankaizone