Synopsis
		sfnoise < in.rsf > out.rsf seed=time(NULL) type=y var= range= mean=0 rep=n

Parameters
		float mean=0 noise mean   float range= noise range (default=1)   bool rep=n [y/n] if y, replace data with noise   int seed=time(NULL) random seed   bool type=y [y/n] noise distribution, y: normal, n: uniform   float var= noise variance

Used In
		BEI          ft1/autocor   CWP          geo2008InterferometricImagingCondition/sact1 geo2008InterferometricImagingCondition/circle   GEE          mda/geostat mda/morgan pch/signoi   GEO384W          hw4/dome   GEO391          hw5/seabeam hw6/pattern   GEOSTATS          simulate/rfield simulate/simple spatial_stats/gr_variogram spatial_stats/covariance spatial_stats/correlogram spatial_stats/variogram   JSG          atten/karman1 atten/spectra atten/enerd avo/stat avo/avo diffr/gom diffr/fault lpf/regr nmo3/azimuthtest pmig/mig shape/lomo simistack/similarity simistack/simple simistack/flat4 strfilter/spray timelapse/long1   RSF          rsf/unif3 rsf/sfdots rsf/sfwiggle school/single school/local school/complex scons/rsf scons/rsfpy su/rsfplane   SEP          bspl/bintest fmeiko/tri plane/qint pwd/lomo pwd/signoi spitz/sign   SLIM          geo2008NewInsightsPareto/pareto slimUserManual/sffdct slimUserManual/sfsort slimUserManual/sfthr