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Check points towards surface in surfacename to get the difference between points and surface. Standard deviation and mean is calculated and saved in [gvar standev] and [gvar mean]. The A standard deviation curve data set is generated in active.
cpr surfacename [def factor | \[lovalue] [hivalue] ]
Check points towards surface in surfacename to get the difference between points and surface. Remove points outside a low and high value which can be factor * standard_deviation using the def argument or directly specified by values lovalue hivalue.The remaining points are left in active.
list
Will list the current parameters used in sonar gridding.
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