gid
Features Hydrological Lakes MajorLakes[the_geom depth surf_elev sqkm l_name sqmi ]
Features Hydrological Lakes MajorLakes depth[ | gid]	M
grid: /gid (unitless) ordered (0) to (37) by 1.0 N= 38 pts :grid	M
Features Hydrological Lakes MajorLakes sqkm[ | gid]	M
Features Hydrological Lakes MajorLakes depth[ | gid]	M

SOURCES .Features .Hydrological .Lakes .MajorLakes depth 1 index .sqkm gid exch 2 index

Filters

Here are some filters that are useful for manipulating data. There are actually many more available, but they have to be entered manually. See Ingrid Function Documentation for more information.

• Monthly Climatology calculates a monthly climatology by averaging over all years.
• anomalies calculates the difference between the (above) monthly climatology and the original data.
• Integrate along gid
• Differentiate along gid
• Take differences along gid

Average over gid |
RMS (root mean square with mean *not* removed) over gid |
RMSA (root mean square with mean removed) over gid |
Maximum over gid |
Minimum over gid |
Detrend (best-fit-line) over gid |

Convert units from feet to

Note on units