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GRASS GIS 6.2.3 Reference Manual

Geographic Resources Analysis Support System, commonly referred to as GRASS, is a Geographic Information System (GIS) used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization. GRASS is currently used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies.

This reference manual details the use of modules distributed with Geographic Resources Analysis Support System (GRASS), an open source (GNU GPL'ed), image processing and geographic information system (GIS).

Quick Introduction

GRASS startup manual page

How to start with GRASS

Introductions

2D raster map processing

3D raster map (voxel) processing

Image processing

Database management

Vector map processing and network analysis

Projections and spatial transformations

SQL support

Display drivers

GRASS variables and environment variables

The GRASS Extensions Manager (GEM)

Manual sections:

display commands

database commands

general commands

imagery commands

misc commands

photo commands

postscript commands

raster commands

raster3D commands

vector commands

d.m GIS managers

nviz visualization and animation tool

xganim tool for animating a raster map series

Full Index
© 2003-2007 GRASS Development Team