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t.rast3d.univar(1grass) GRASS User's Manual t.rast3d.univar(1grass)

NAME

t.rast3d.univar - Calculates univariate statistics from the non-null cells for each registered 3D raster map of a space time 3D raster dataset.

KEYWORDS

temporal, statistics, raster3d, voxel, time, parallel

SYNOPSIS

t.rast3d.univar
t.rast3d.univar --help
t.rast3d.univar [-es] input=name [zones=name] [nprocs=integer] [output=name] [where=sql_query] [separator=character] [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Flags:


Calculate extended statistics

Suppress printing of column names

Allow output files to overwrite existing files

Print usage summary

Verbose module output

Quiet module output

Force launching GUI dialog

Parameters:


Name of the input space time raster3d dataset

Raster map with zones to compute statistics for
Raster map with zones to compute statistics for (needs to be CELL)

Number of threads for parallel computing
0: use OpenMP default; >0: use nprocs; <0: use MAX-nprocs
Default: 0

Name for output file

WHERE conditions of SQL statement without ’where’ keyword used in the temporal GIS framework
Example: start_time > ’2001-01-01 12:30:00’

Field separator character between the output columns
Special characters: pipe, comma, space, tab, newline
Default: pipe

DESCRIPTION

t.rast3d.univar provides the same functionality as t.rast.univar, the only difference is the 3D raster map layer metadata. Please refer to the manual page of t.rast.univar for documentation and examples.

SEE ALSO

t.rast.univar, t.create, t.info

AUTHOR

Sören Gebbert, Thünen Institute of Climate-Smart Agriculture
Stefan Blumentrath (support for zones)

SOURCE CODE

Available at: t.rast3d.univar source code (history)

Latest change: Saturday Oct 11 04:38:40 2025 in commit: 3dd71f5fab83b72a2db2da959fe075c5b3b52200

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© 2003-2026 GRASS Development Team, GRASS 8.5.0RC1 Reference Manual

GRASS 8.5.0RC1