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

About geographic coordinate systems

Spheroids and spheres

Datums

North American datums

What happens to features at +/-180 (dateline)?
Projected coordinate systems
Geographic transformations
Supported map projections
Vertical coordinate systems
Mapping and visualization
Editing and data compilation
Geoprocessing

What is geoprocessing?

A whirlwind tour of geoprocessing

Geoprocessing tools

Geoprocessing framework

Frequently Asked Questions about geoprocessing
Fundamental tool concepts
Using geoprocessing tools
Automating your work with models
Automating your work with scripts
Geoprocessing environments
Documenting tools and toolboxes
Sharing tools and toolboxes
Keeping track of geoprocessing history
Advanced modeling through simulations
Geoprocessing tool reference
Geodatabases and ArcSDE
Data management with ArcCatalog
Data support in ArcGIS
Extensions
Geocoding and address management
Getting started with geocoding

An overview of geocoding

Definition of the address locator
Understanding geocoding
Preparing for geocoding
Building an address locator
Locating addresses

The geocoding process

Finding an individual address

Geocoding a table of addresses

Rematching a geocoded feature class
Additional geocoding techniques
Keeping an address locator current
Distributing your address locator
Adjusting your address locator file
About StreetMap data
Linear referencing
Network analysis
Mobile GIS
Interoperability and standards support

Overview of interoperability

Overview of OGC and ISO support

ESRI protocols and programming interfaces
GML support in ArcGIS
Customizing and developing with ArcGIS
Guide to data that comes with ArcGIS
Licensing and desktop administration
ArcGIS Image Server
About the ArcGIS Image Server

An overview of the ArcGIS Image Server

ArcGIS Image Server architecture

System requirements for ArcGIS Image Server
Configuration and licensing
Designing an image service
Creating an image service
Working with image service group layers
Working with raster data in a service
Working with the image service
Image service processes
Publishing and administering the ArcGIS Image Server
ArcGIS Image Server Seamline extension

About the ArcGIS Image Server Seamline extension

Creating and deleting seamlines

Editing seamlines

Applying the seamline and feathering
ArcGIS Image Server Ortho extension

About the ArcGIS Image Server Ortho extension

The orthorectification parameters

Using an elevation image service as the DEM input
ArcGIS Image Server workflows
ArcGIS Image Server Clients
GIS Servers and services