ArcGIS 网络分析的基本知识

Working with ArcGIS

Network Analyst

Copyright © 2005-2007 ESRI

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Course version 2.0. Revised February 2007.

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3

4

CONTENTS

Introduction

Exercise 1: Install the class data 1-1

Record user information 1-1

Log in to Windows 1-1

Install the data 1-1

(Optional) Create an ESRI Global Account 1-3

Fundamentals of network systems

Explore the Identify and Network Identify tools 2-10

Modify properties of a network layer 2-13

Save your work 2-15

Network Analyst basics and the Route solver

Exercise 3: Explore the Route solver 3-1

Examine the data 3-1

Geocode addresses 3-2

Create a route analysis layer 3-4

Set analysis properties 3-6

Load and order stops 3-8

Save your work 3-29

Additional network solvers

Exercise 4A: Explore the Closest Facility solver 4-1

Examine additional inspection locations 4-1

Create a Closest Facility analysis layer 4-2

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6

Load network locations (facilities and incidents) 4-3

Set analysis parameters 4-5

Load a facility and set analysis parameters 4-14

Execute the Service Area solver 4-17

Generate concentric service areas 4-19

Use the Service Area solver results 4-21

Create service areas for multiple facilities 4-23

(Optional) Set unique break values for an individual facility 4-27

Save your work 4-29

Exercise 4C: Explore the OD Cost Matrix solver 4-33

Examine coffee shop data 4-33

Create an OD cost matrix analysis layer 4-33

Examine the data 5-1

Use network location properties 5-2

Apply curb approaches 5-10

Use hierarchy 5-19

Incorporate a time component 5-24

Apply time windows 5-27

Reorder stops 5-32

Save your work 5-35

Demo: Using parameterized attributes 5-39

Preparing data for network analysis

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8

9

10

Convert a turn table into a turn feature class 6-7

Execute SQL queries to group features 6-10

Network dataset connectivity

Network attributes

Demo: Explore network attributes 8-1

Demo: Setting up parameterized attributes 8-11

Creating and building network datasets

Exercise 9: Create and build a network dataset 9-1

Set parameters for directions 9-16

View the summary and build the network dataset 9-18

Test the network dataset 9-19

Save your work 9-26

Modifying network datasets

Exercise 10: Modify network dataset properties 10-1

Review the Portland data 10-1

Create new turn features 10-2

Preview the surface light rail data 10-7

Import the surface light rail data into the geodatabase 10-8