GRDINFO
Section: Misc. Reference Manual Pages (l)
Updated: DATE
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NAME
grdinfo - Get information about the contents of a 2-D grd file
SYNOPSIS
grdinfo grdfiles [ -L1 ] [ -L2 ] [ -M ]
DESCRIPTION
grdinfo reads a 2-D binary grd file and reports various statistics for the (x,y,z) data in the
grdfile. The output information contains the minimum/maximum values for x, y, and z, where the
min/max of z occur, the x- and y-increments, and the number of x and y nodes, and
[optionally] the mean, standard deviation, and/or the median, L1 scale of z, and number of nodes set to NaN.
- grdfile
-
The name of one or several 2-D grd files.
OPTIONS
No space between the option flag and the associated arguments.
- -L1
-
Report median and L1 scale of z (L1 scale = 1.4826 * Median Absolute Deviation (MAD)).
- -L2
-
Report mean and standard deviation of z.
- -M
-
Search for and report the location of min/max z-values, and count and report the number of nodes
set to NaN, if any.
EXAMPLES
To obtain all the information about the data set in file hawaii_topo.grd, try
grdinfo -L1 -L2 -M hawaii_topo.grd
SEE ALSO
gmt, grd2cpt, grd2xyz, grdedit
#include "refs.i"
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- OPTIONS
-
- EXAMPLES
-
- SEE ALSO
-
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