An extension to ArcGIS for Desktop and Server which adds functionality for analyzing networked data, particularly for road and transport networks.

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3
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1answer
188 views

Create an optimized point layer derived from a road layer so that the driving distance between each point is x

Consider a classic state-wide or country-wide roadway network. I want to create a point layer, where each point is on the roadway network. This point layer will have each point separated by its ...
1
vote
1answer
446 views

Create a Minimum Spanning Tree based on a street network (ArcView)

I hope you can help me with my network analyse problem (ArcGIS 10.0 SP2 - ArcView License) Background: I try to create a network of fiber optic cables to specific points along a street network. ...
3
votes
1answer
316 views

Update Arcpy version?

This is probably the answer to my previous question. The version of arcpy that I am using does not include GetNAClassNames naClasses = arcpy.na.GetNAClassNames(serviceAreaLayer) ...
15
votes
1answer
244 views

Are there any standards or common practices for performing a network analysis for emergency response?

I am working on a project using Network Analyst to determine official emergency response zones for fire departments. The shape of each zone will be determined by the network (at least 1 department ...
1
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0answers
257 views

Vehicle Routing Problem - Cost Calculation According to the furthest point in route

Certain logistics companies do not calculate their costs according to the total distance travelled but according to the furthest point in the route. In our problem, Vehicle Routing Problem do not ...
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0answers
110 views

how to set in arcgis network analysis that use every road segment max m times? [closed]

excuse me if my english ins't good. I have one incident and 120 facility. i wanna set criteria in Arcgis network analysis that if any road segment used for example m times, for other route doesn't use ...
3
votes
1answer
159 views

Using landmarks in routing directions for ArcGIS Network Analyst?

I was wondering if there is a way to use a set of landmarks (in a point class or something) that will be included in the directions output for a Network Analyst route. So if there is a point (or ...
2
votes
0answers
164 views

Altering ArcGIS RoadClass Driving Directions for Walking Network (Network Analyst)

I'm using ArcGIS 10 Network Analyst Extension to try and incorporate their driving directions functionality into a walking network. I am wondering if there is any way to alter the RoadClass Values to ...
4
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0answers
220 views

Closest Facility Solve Failing

I have a problem getting a large number of facilities and incidents to draw upon solving. I have about 380 facilities and incidents, that I am attempting to find routes between. I need the actual ...
3
votes
1answer
371 views

Is it possible to use Python to perform network analysis on only part of a network?

I have a large network dataset and want to perform an analysis on it which would output the start/end point, the distance between them and whether they're first, second or third (etc.) nearest ...
0
votes
2answers
151 views

Closest Facility/Delete Identical Tool Help

I am having a bit of a time figuring out a work around for a problem I have. Essentially, I ran a Closest Facility operation on a set of about 200 points. Each point is an entrance to a building, and ...
2
votes
2answers
380 views

How to improve performance on OD Cost Matrix for 200.000 origins and 1000 destinations

First of all this is my first question on this site :) And I am really happy to be within the community. I have no programmer's background therefore, I try to avoid use python scripting, however If I ...
1
vote
1answer
255 views

ArcGIS Routing on Android with Network Analyst module

I am currently developing an Android App for navigation purposes. It is based on the ArcGIS Android API. I have an ArcGIS server (with network analyst module) with all the needed data running. At the ...
1
vote
1answer
523 views

Forcing a route in Network Analyst

I'm fairly new into the public transportation universe and now I have to create route analysis. I have thousands of routes to create, so that leave out the manual option. I obviously have origins and ...
3
votes
1answer
770 views

Network Analyst: arcpy's 'Solve' running out of memory

I've run OD cost matrix analysis using GUI tools n ArcGIS 10. My goal is relatively simple - find closest 50 neighbors for each origin point. The dataset I'm working with is relatively large: ...
1
vote
1answer
363 views

Merging OD Cost Distance Matrix result (ArcGIS 10 Network Analyst)

I've created small python script that calculates OD matrix between certain locations, i.e. not between each origin and destination but for each origin I have a set of destinations that I want to ...
1
vote
1answer
233 views

empty network dataset creation

I'm trying to create a new network dataset via ArcCatalog in a SDE database. I've imported a street featureclass into my dataset, go to create the network dataset with all the default options. After I ...
4
votes
2answers
459 views

ArcGIS 10 Network Analyst Service Area Problem/Peculiarity with Solving

I am having a problem when solving some of my service areas. I am loading the locations from a point feature class, and they are all located. The majority of them return a service area that is ...
3
votes
1answer
155 views

Network Analyst directions window options

I have created a vehicle route problem with multiple route zones with one depot in each zone. Each zone has a pickup route that delivers to the depot in the zone. Some addresses have special ...
2
votes
1answer
327 views

Adding barriers to a Network Analyst layer programmatically

Right now, I have code that allows the user to indicate on a map, which contains a Network Dataset layer, stops that are needed to create a route. I need to add functionality to the interface that ...
2
votes
0answers
127 views

How can I iterate a model that solves multiple routes with multiple locations?

I have multiple line feature classes that I would like to make routes and solve. For each of these routes I have specific start/stop points (feature classes) that will act as locations. How could I ...
3
votes
2answers
467 views

How do you get access to a Network Analyst layer item in ArcPy?

I have a Python script that I'm working on. I have created a Closest Facility layer (in memory). I add facilities. I add incidents. I perform the Solve. These all complete. The only problem is, ...
2
votes
1answer
73 views

How to Obtain INALayer from ILayer?

I have ILayer, how do i obtain INALayer, if (TypeOf layer Is INALayer) is false? I am using ArcGIS 9.3.1
5
votes
2answers
1k views

Are there any open source network analysis tools?

A researcher in my field* recently created an "Urban Network Toolbox", an ArcGIS extension built upon Network Analyst. It calculates a number of measures on urban networks, such as betweenness and ...
6
votes
2answers
644 views

How to restrict portions of road network from the analysis in ArcGIS 10 Network Analyst?

I'm trying to sort out network analysis in ArcGIS 10. Toy example of finding shortest distance between two points looks something like that : Where squares are two locations, and the green line is ...
2
votes
0answers
400 views

Network Analysis: Solve Route - No Solution

I'm using ArcGIS 9.3.1 In my network there are isolated network(not connected to main network) and restricted(non-traversable network element position) When I plot 1 point close to a isolated or ...
4
votes
1answer
1k views

How to find network distances between two sets of origins and destinations?

I'm learning how to use Network Analyst, and I'm not entirely sure what to do (or search for). My objective is to measure the nearest distance from the red circles to the blue circles along a road ...
1
vote
2answers
923 views

How to get All Paired Shortest Paths in ArcGIS network analysis at once

I have some difficulties on network analysis,I want to run shortest path algorithm, I don't know how to use ArcGIS to reveal the shortest route between the appointed points on the map, and if it's ...
1
vote
1answer
286 views

ArcGIS Network Analyst tool for Android?

I am trying to include the Network Analyst tool into an Android application. I have published the tool on ArcGIS Server and I integrate its URL address to use it. On the same time, I import a ...
4
votes
0answers
551 views

How to use Route Task in Network analysis tools

I am using esri network analysis tool and I just want to draw the path between two clicked point on the map (by using route task) I use the example code block in the following link ...
9
votes
4answers
7k views

How to make a one part polyline from a multipart polyline?

I have a polyline which is divided into multiparts and these parts are not well ordered so that the vertex's ID are not following the polyline's plotting. This polyline is a representing a bus line ...
2
votes
1answer
229 views

NetworkAnalyst seems to solve along straight lines but not intersections

I've built a network dataset using a road feature class. All the data I mention is stored in a feature dataset within a file geodatabase. In particular the connectivity is set to Any Vertex, and not ...
6
votes
1answer
485 views

Drive time analysis using Network Analyst with ArcInfo 9.1

What is the most common SETTING for the Layer Properties when creating time-travel polygons? I am in the process of creating 4, 5, 6 minute polygons using Network Analyst. Every time I generate ...
2
votes
0answers
353 views

How to specify attributes for network dataset? [closed]

Using ArcGIS 9.3 to try and create some routes with network analyst... currently following this tutorial: Network analyst tutorial for 9.3 I have a street dataset from NYS clearinghouse. I can't seem ...
3
votes
1answer
112 views

I need the GUID for an INALayer object

I've been searching the documentation for the GUID for a Network Analysis Layer object. For example, "E156D7E5-22AF-11D3-9F99-00C04F6BC78E" is the Interface identifier for an IGeoFeatureLayer.
4
votes
1answer
455 views

Correct network analysis settings needed for shortest route problem

Ok 1st sorry my English is not very good. What i want to ask is why the route analysis takes long path to reach the point when i click at solve button even though I can see a shorter path with my ...
2
votes
1answer
384 views

no route detected in network

why this warning box appear when i click at solve button in network analyst toolbar ? - No route from location "Graphic Pick 46" to location "Graphic Pick 61". Error: No solution found.
18
votes
7answers
2k views

Alternatives to Network Analyst

I'm not sure how reasonable this question even is, but it leaves me no less curious after a bit of searching. If I am looking to build a network based on road features and attributes, is Network ...
0
votes
0answers
241 views

A problem with Network Analyst C# code after upgrading to ArcGIS 10 [duplicate]

Possible Duplicate: IDatasetContainer2 CreateDataset method fails after upgrading to ArcObjects 10 I have a Network Analyst routine that worked for 9.3 and does not work with 10. I was ...
3
votes
0answers
403 views

IDatasetContainer2 CreateDataset method fails after upgrading to ArcObjects 10 [closed]

I have a Network Analyst routine that worked for 9.3 and does not work with 10. I was closely following the example at: ...
5
votes
0answers
196 views

How to set order of operations for Field Calculation in Network Analyst Evaluator Dialogue? [closed]

I desire to have a ratio calculated each time I create a new route. To get this ratio, I created and populated a field that multiplied the length of each segment by a designated number from 1-5, ...
14
votes
0answers
528 views

Incorporating Length of Route Value into Cost Evaluator Function (ArcGIS Network Analyst)? [closed]

A friend and I (who more frequently than I posts on this board) are creating a walking network and we have run in to a snag. We would like to attribute a cost evaluator to our network dataset using a ...