Description Usage Arguments Details Value
Calculates metrics that describe shape of the COMIDs wihtin a network
1 | chn_geom(network, elevslope)
|
network |
a single network extracted from NHDPlusV2 |
elevslope |
NHDPlusV2 elevation slope table, elevslope.dbf" |
Elevation is the mean of the smoothed max and min elevation
Sinuosity is COMID length divided by straight line length
data.frame of NHDPlusV2 attributes: slope (SLOPE
), smoothed
maximum MAXELEVSMO
and minimum elevation (MINELEVSMO
) and
COMID length (LENGTHKM
), mean elevation (elev
) and channel sinuosity
(sinuosity
).
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