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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