Multi Direction Lee Filter
grid_filter
ParameterRaster|INPUT|Grid|False
ParameterNumber|NOISE_ABS|Estimated Noise (absolute)|None|None|1
ParameterNumber|NOISE_REL|Estimated Noise (relative)|None|None|1
ParameterBoolean|WEIGHTED       |Weighted|True
ParameterSelection|METHOD|Method|[0] noise variance given as absolute value;[1] noise variance given relative to mean standard deviation;[2] original calculation (Ringeler)
OutputRaster|RESULT|Filtered Grid
OutputRaster|STDDEV|Minimum Standard Deviation
OutputRaster|DIR|Direction of Minimum Standard Deviation
