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Welcome to ArcGIS Desktop Help
Copyright information
Acknowledgements
GIS Dictionary
What's new in ArcGIS

What's new in ArcGIS 9.3

What's new in ArcGIS 9.3.1
Migration guides
Getting started
Fundamentals of GIS
Introducing ArcGIS Desktop

What is ArcGIS 9.3

An overview of ArcGIS Desktop

Using ArcGIS Desktop

Mapping and visualization in ArcMap

The geodatabase

Workspace and dataset management with ArcCatalog

Data compilation and editing

Geoprocessing and analysis

Tips and tricks within ArcGIS
Tutorials
Toolbars
Getting more help
Map projections and coordinate systems
Getting started with map projections

An overview of map projections

Projection basics the GIS professional needs to know

About the geoid, ellipsoid, spheroid and datum, and how they are related

Identifying an unknown coordinate system

Converting Degrees Minutes Seconds values to Decimal Degree values
Geographic coordinate systems
Projected coordinate systems

About projected coordinate systems

About map projections

Projection types

Planar projections

Conic projections

Cylindrical projections

Other projections

Projection parameters
Geographic transformations
Supported map projections

List of supported map projections

Aitoff

Alaska Grid

Alaska Series E

Albers Equal Area Conic

Azimuthal Equidistant

Behrmann Equal Area Cylindrical

Bipolar Oblique Conformal Conic

Bonne

Cassini-Soldner

Chamberlin Trimetric

Craster Parabolic

Cube

Cylindrical Equal Area

Double Stereographic

Eckert I

Eckert II

Eckert III

Eckert IV

Eckert V

Eckert VI

Equidistant Conic

Equidistant Cylindrical

Equirectangular

Fuller

Gall's Stereographic

Gauss-Krüger

Geocentric Coordinate System

Geographic Coordinate System

Gnomonic

Goodes Homolosine

Great Britain National Grid

Hammer-Aitoff

Hotine Oblique Mercator

Krovak

Lambert Azimuthal Equal Area

Lambert Conformal Conic

Local Cartesian Projection

Loximuthal

McBryde-Thomas Flat-Polar Quartic

Mercator

Miller Cylindrical

Mollweide

New Zealand National Grid

Orthographic

Perspective

Plate Carrée

Polar Stereographic

Polyconic

Quartic Authalic

Rectified Skewed Orthomorphic

Robinson

Simple Conic

Sinusoidal

Space Oblique Mercator

State Plane Coordinate System

Stereographic

Times projection

Transverse Mercator

Two-Point Equidistant

Universal Polar Stereographic

Universal Transverse Mercator

Van der Grinten I

Vertical Near-Side Perspective

Winkel I

Winkel II

Winkel Tripel
Vertical coordinate systems

About vertical coordinate systems

Vertical datums

Geoid
Mapping and visualization
Editing and data compilation

An overview of editing and data compilation
Getting started with editing

About editing your geodatabase in ArcMap

Adding the data you want to edit

Editing ArcSDE geodatabases

The structure of vector datasets

Adding the editing toolbars

Starting and stopping an edit session

The sketch construction tools

Using the snapping environment

About setting distance units

Setting direction measuring systems and units

Editing features that have z-values

Shortcut keys for editing in ArcMap

Frequently asked questions about editing
Common editing tasks

Common point editing tasks

Common line editing tasks

Common polygon editing tasks

Common annotation editing tasks

Common multipoint editing tasks

Editing data in a different projection
Creating new features

About creating new features

Creating point features and vertices

Creating lines and polygons

Creating segments using angles and lengths

Creating segments using angles from existing segments

Creating segments that are circular arc curves

Creating segments by tracing features

Creating buffers

Mirroring features

Combining features from different layers

Intersecting features

Merging and separating features

Copying parallel line features

Creating a fillet curve between two lines

Creating cul-de-sac lines

Creating lines with the Traverse window

Creating lines with the 2-Point Line window

Creating lines with the Offset Line window
Editing existing features

Moving features

Rotating features

Copying and pasting features

Deleting features

Adding and deleting vertices

Moving vertices

Editing attribute values of a vertex

Reshaping lines and polygons using a sketch

Splitting polygon features

Splitting line features

Trimming lines

Extending lines

Flipping lines

Scaling features

Clipping features

Stretching a feature's geometry proportionately

Simplifying and smoothing features
Editing attributes
Editing annotation

An overview of editing annotation

Creating new annotation features

Creating and editing annotation that follows features

Editing the size and position of annotation features

Editing annotation in the Attributes dialog box

Editing the appearance of annotation features

Editing feature-linked annotation
Editing dimension features
Using a digitizer
Spatial adjustment
Editing topology

About topology

Topology rules

Topology error fixes

Basic topology tasks

Creating a map topology

Editing features in a topology

Editing shared geometry

Topology validation

Topology errors and exceptions

Correcting topology errors

Finding features with shared topology elements

Clearing selected topology elements

Changing the symbology for topology features

Making new features with topology tools
Editing relationships and related objects

About editing relationships and related objects

Editing relationships and related objects
COGO
Tables and attribute information
Understanding tables and attribute information
Creating tables and managing attribute information
Displaying tables and attribute information
Geoprocessing

What is geoprocessing?

A whirlwind tour of geoprocessing

Geoprocessing tools

Geoprocessing framework

Frequently Asked Questions about geoprocessing
Fundamental tool concepts

An introduction to the fundamental tools

Overlay analysis

Proximity analysis

Table analysis and management

Surface creation and analysis

Statistical analysis

Extracting data
Using geoprocessing tools
Automating your work with models
Automating your work with scripts

An overview of writing geoprocessing scripts
Getting started with writing geoprocessing scripts
Accessing tools within a geoprocessing script
Creating script tools
Batch processing with geoprocessing scripts
Data properties and access when scripting
Working with AMLs
Scripting object: Properties and Methods
Geoprocessing environments
Documenting tools and toolboxes
Sharing tools and toolboxes

An overview of sharing tools and toolboxes

Methods for distributing tools

Pathnames explained: Absolute, relative, UNC, and URL

A structure for sharing tools

Sharing and connecting to UNC pathnames

Accessing ArcSDE data in tools

Techniques for sharing Python scripts

Managing intermediate data in shared models

Sharing stylesheets

Checklist for sharing tools and toolboxes
Geoprocessing with ArcGIS Server

An overview of geoprocessing with ArcGIS Server

Key concepts for geoprocessing services

Guide to related geoprocessing with server topics

Input and output data types

Creating models for geoprocessing services

Preparing map documents containing tool layers

Defining output symbology for geoprocessing tasks

Defining symbology for input feature sets

Publishing geoprocessing services

Managing the jobs directory

Deploying services on multiple computers - LocalJobsDirectory

Data access considerations for geoprocessing tasks

Creating tasks for the UNIX/Linux environment

Creating script tools for geoprocessing tasks

Using geoprocessing tasks in Python scripts

Spatial reference considerations for geoprocessing services

Performance tips for geoprocessing services

Checklist for authoring and publishing geoprocessing services

Python scripts to zip and unzip data
Geoprocessing service examples
Keeping track of geoprocessing history

An overview of geoprocessing history

History log files

Geoprocessing history in metadata
Advanced modeling through simulations

An overview of advanced modeling through simulations

General concepts of modeling through simulations
Developing the different modeling approaches
Geoprocessing tool reference

An overview of commonly used tools

Geoprocessing commands quick reference guide

Licensing for geoprocessing tools

Data types for geoprocessing tool parameters
Input and output data considerations

Overview of input and output data considerations

Geoprocessing considerations for subtypes

Geoprocessing considerations for attribute domains

Geoprocessing considerations for shapefile output

Geoprocessing considerations for cartographic representations
3D Analyst toolbox
Analysis toolbox

An overview of the Analysis toolbox

Comparison poster of Overlay and Extract tools

Analysis toolbox sample applications
Extract toolset
Overlay toolset
Proximity toolset
Statistics toolset
Business Analyst toolbox
Cartography toolbox
Conversion toolbox

An overview of the Conversion toolbox
From Raster toolset
From WFS
Metadata toolset
To CAD toolset
To Coverage toolset
To dBASE toolset
To Geodatabase toolset
To Raster toolset
To Shapefile toolset
To KML toolset
Coverage toolbox
Data Interoperability toolbox
Data Management toolbox

An overview of the Data Management toolbox
Data Comparison toolset
Database toolset
Disconnected Editing toolset
Distributed Geodatabase toolset
Domains toolset
Feature Class toolset
Features toolset
Fields toolset
File Geodatabase toolset
General toolset
Generalization toolset
Indexes toolset
Joins toolset
Layers and Table Views toolset
Projections and Transformations toolset
Raster toolset
Relationship Classes toolset
Subtypes toolset
Table toolset
Topology toolset
Versions toolset
Workspace toolset
Geocoding toolbox

An overview of the Geocoding toolbox

Understanding geocoding

Preparing for geocoding

Building an address locator

Locating addresses

Keeping an address locator current

Distributing your address locator

Geocoding toolbox sample applications
Tools
Geostatistical Analyst toolbox
Linear Referencing toolbox

An overview of the Linear Referencing toolbox

Understanding linear referencing

Creating route data

Creating and editing event data

Linear Referencing sample applications
Tools
Military Analyst toolbox
Mobile toolbox

An overview of the Mobile toolbox
Tools
Military Overlay Editor toolbox
Multidimensional toolbox

An overview of the Multidimension toolbox
Tools
Network Analyst toolbox

An overview of the Network Analyst toolbox
Analysis toolset
Network Dataset toolset
Turn Feature Class toolset
Server toolbox
Schematics toolbox

An overview of the Schematics toolbox
Tools
Spatial Analyst toolbox

An overview of the Spatial Analyst toolbox

Solving problems in Spatial Analyst

Understanding raster data

Performing analysis in Spatial Analyst

Spatial Analyst toolbox sample applications
Conditional toolset
Density toolset
Distance toolset
Extraction toolset
Generalization toolset
Groundwater toolset
Hydrology toolset
Interpolation toolset
Local toolset
Map Algebra toolset
Math toolset
Multivariate toolset
Neighborhood toolset
Overlay toolset
Raster Creation toolset
Reclass toolset
Solar Radiation toolset
Surface toolset
Zonal toolset
Spatial Statistics toolbox
Samples toolbox

An overview of the Samples toolbox
Conversion
Data Management
Tracking Analyst toolbox

An overview of the Tracking Analyst toolbox
Tools
Environment Settings
Tool errors and warnings

Understanding geoprocessing tool errors and warnings
Tool errors and warnings: 1-100
Tool errors and warnings: 101-200
Tool errors and warnings: 201-300
Tool errors and warnings: 301-400
Tool errors and warnings: 401-500
Tool errors and warnings: 501-600
Tool errors and warnings: 601-700
Tool errors and warnings: 701-800
Tool errors and warnings: 801-900
Tool errors and warnings: 901-1000
Tool errors and warnings: 1001-1100
Tool errors and warnings: 10001-10100
Tool errors and warnings: 10101-10200
Tool errors and warnings: 10201-10300
Tool errors and warnings: 10301-10400
Tool errors and warnings: 10401-10500
Tool errors and warnings: 20001-20100
Tool errors and warnings: 30001-30100
Tool errors and warnings: 40001-40100
Tool errors and warnings: 40101-40200
Tool errors and warnings: 40301-40400
Tool errors and warnings: 40401-40500
Tool errors and warnings: 45001-45100
Tool errors and warnings: 50001-50100
Tool errors and warnings: 70001-70100
Tool errors and warnings: 80001-80100
Tool errors and warnings: 80101-80200
Tool errors and warnings: 80201-80300
Tool errors and warnings: 85001-85100
Tool errors and warnings: 90001-90100
Tool errors and warnings: 99998-99999
Geodatabases and ArcSDE
Data management with ArcCatalog
Image and raster data management
Understanding raster data

What is raster data?

Raster bands

Cell size of raster data

Representing features in a raster dataset

Discrete and continuous data

Raster dataset zones and regions

Raster dataset attribute tables

Raster data organization

Gathering basic raster dataset information
Supported raster data
Properties of raster data
Designing a raster database
Building and managing a raster database
Raster display and visualization
Raster analysis and geoprocessing

About analyzing raster data

Making selections using the geodatabase raster catalog

Raster conversion

Core geoprocessing tools for raster data

About environment settings for raster data

Specifying raster storage environment settings

Specifying raster analysis environment settings

Specifying the snap raster environment setting
Serving raster data
Serving raster data
Data support in ArcGIS

An overview of data support in ArcGIS

Data formats supported in ArcGIS
CAD data
The composition of a CAD drawing
Working with CAD data in ArcGIS
Displaying CAD features
Georeferencing CAD data
CAD feature attributes and queries
CAD data translation
Geoprocessing tools for CAD translation
Common CAD data workflows
Coverages
NetCDF: multidimensional, time series data
Shapefiles

About shapefiles, dBASE tables, and file types

Shapefile file extensions

Creating new shapefiles and dBASE tables

Adding and deleting fields in shapefiles

Creating and updating indexes in shapefiles

Defining a shapefile's coordinate system

How to salvage a corrupt shapefile
Terrains
Extensions
Geocoding and address management
Linear referencing
Network analysis

Using the Network Analyst extension
Analyzing geometric networks

What is a geometric network?
Creating and managing geometric networks
Editing geometric networks
Analyzing geometric networks
Mobile GIS

An overview of Mobile GIS
ArcGIS Mobile integration

Introduction to ArcGIS Mobile

Design and create Mobile maps

Building effective data models for field data collection

Deploying maps to mobile devices

Managing field updates using ArcGIS Desktop

Geoprocessing support for ArcGIS Mobile
GPS
Tablet PC

An overview of Tablet PC technology

Adding the Tablet toolbar

Pen tool

Highlighter tool

Eraser tool

Commands on the Tablet toolbar
ArcPad integration

An overview of ArcPad

Adding the ArcPad toolbar

About managing data in ArcPad

Getting data for ArcPad

Checking in edits from ArcPad

Undoing a checkout for editing
Interoperability and standards support
Customizing and developing with ArcGIS
Guide to data that comes with ArcGIS
Licensing and desktop administration
GIS Servers and services