2
votes
0answers
23 views

Has anyone used ArcGIS for 'automatically' detecting lineaments from a high-resolution (1m) DEM?

I have a set of DEM's produced from LIDAR data. I am wondering if anyone is familiar with or knew of any published research papers which looked at (semi-)automatically detecting lineaments /or ...
1
vote
0answers
42 views

Optimizing arcpy script to batch generate OD cost matrix in road networks

Following the question I asked in this thread, I wrote a python script designed to compute an OD cost matrix given a road network and origins/destinations locations. I am completely new to python, so ...
0
votes
0answers
49 views

Arcgis Model Builder - OD cost matrix on network with iteration on attributes

I am totally new to ArcGis' Model Builder, and I need some advice as how to build an OD cost matrix for large sets of origins and destinations. I want to compute an OD matrix where I can have as many ...
1
vote
1answer
156 views

ArcGIS 10.1 Network Analyst shortest route starting from one specific point

I would like to create the shortest route starting from one specific point in a network out of 12 different points. I know how to get the shortest route by clicking each point after the other to give ...
0
votes
0answers
16 views

Add junction to a line which has not intersect with other lines [duplicate]

In the process of making network analyst , some lines do not have junctions since they do not intersect with others. Is this possible to give a line junction ( something like adding vertices in ...
1
vote
1answer
84 views

Why sometimes Network Analyst can not find the shortest or the best route?

Normally in Network analyst and route detection it has to find the shortest and efficient way.But here in my work I can see that it does not find the best choice.I wonder why it chose the longer path ...
1
vote
1answer
59 views

Why some lines do not have Junctions in Network Analyst?

I digitized lineaments of an area from 2 different hillshade degree(315 and 45 degree). I joined two of them in one layer. After I made network from digitized lines,some lines do not have ...
2
votes
1answer
106 views

How to generate landmark-based route description using ArcPy?

I am now using ArcGIS 10.1 and currently a beginner in ArcPy. There is a project requiring to generate landmark-based route description. I am wondering how to use a buffer to find the landmarks in ...
0
votes
0answers
27 views

Network Analyst Loading Origins/Destinations and wait times

I'm having a difficult understanding the loading times when loading origins/destinations into Network Analyst. I have many network datasets that all vary slightly. They were created in batches so the ...
2
votes
1answer
83 views

Alternative way to generate service area in ArcGIS - No Network Analyst License

I am working on a project currently that relates to creating service areas for points across California based on streets. I created a python script that can take a point and create a buffer around ...
0
votes
1answer
101 views

What is the best method to snap features to road network?

I have a road network with some of my tract centroids and facilities that fall off of it, however I would like to execute my analyses so that all features are part of the road network? My facilities ...
0
votes
0answers
27 views

Is there a method to add attribute weights to a network analysis?

I would like to use demographic attributes of a census tract centroid as a weight for a closest facility analysis. My tract centroids are incidents in the analysis while medical centers are ...
1
vote
1answer
288 views

How to calculate driving distance/time between two points

I am doing some analysis for our fire rescue department where we are comparing actual response times to fires vs predicted response times. The actual response time analysis is straight forward as I ...
1
vote
2answers
209 views

how to load in_memory data as input for an ARCGIS 10.1 model?

I'm trying to run a model that gets stops from an in_memory workspace and creates a route with directions based on the route, here is what the model looks like: Problem is that the following error ...
3
votes
1answer
332 views

How to Enable DriveTime (Minutes) in Network Analyst Service Area Creation?

I'm using ArcGIS 10.1 Network Analyst Extension to try and do a drive time analysis for fire station service areas. Using this tutorial I am going through step by step to make this happen, however, I ...
0
votes
0answers
112 views

Initializing Network dataset workspace extension VB.NET problem

I have an add in tool that is basically compiling routes of people travelling to work. It is a large tool ( a lot of code) and it worked a month ago. When I came back to use it yesterday it suddenly ...
0
votes
0answers
49 views

Has anyone used CanMap Routelogistics to create a network dataset?

I am using CanMap Route Logistics to create a multimodal network dataset for Montreal, Quebec. I don't understand the use of relative elevation nodes (ren) and turn restrictions table (trn) as ...
1
vote
0answers
138 views

ArcGIS 10.1 - OD Cost Matrix SOAP Request (Error received)

I've been using Network Analyst in ArcGIS desktop (10.1), and using succesfully some SOAP API operations (findAddressCandidates, GetNALAyerNames, GetSolverParameters, GetSolverParameters2) But now ...
1
vote
1answer
190 views

OD cost matrix Arcpy [closed]

I'm trying to create an OD cost matrix python script. I'm doing an OD cost matrix analysis. I'll find out the average time with patients to hospitals over 10 years. When I do this analysis, the ...
2
votes
1answer
80 views

How to extend a custom NASolver in ArcGIS Server 10.1?

The past year we developed a custom NASolver with C# , it works fine and that job has finished. Now we are planning to use it from ArcGIS Server. The problem is that we have no information for that. ...
2
votes
1answer
133 views

3D Barriers, ArcGIS Network Analyst

I am trying to implement 3D barriers from a feature class into a network using a model, but I can't seem to get the resulting barrier to appear on the proper three dimensional plane. The feature class ...
0
votes
1answer
112 views

How to export settings for a network dataset

Is there a way to export/save the settings for a network dataset? Setting up the connectivity groups, attributes, evaluators etc can take quite a while, even for a small dataset. If the network ...
3
votes
1answer
220 views

Accessing data stored in related tables from a network dataset

According to ESRI's transit data model, this implementation, and several thesis papers, any non-spatial information (such as public transport schedules, employee info, trips etc) which is not stored ...
1
vote
0answers
75 views

How to indicate a change in transport mode for directions in a multimodal dataset

When I solve a route and generate directions for my multimodal dataset, the end product is not very user friendly: The pedestrian started walking along Main Street and then boarded a bus to travel ...
2
votes
1answer
198 views

How to change network analysis settings in a service from a web app

I'm a total n00b with ArcGIS Server, so I'd like to know if I publish a network analysis service using ArcGIS for Server, will the user be able to change analysis settings as one would in ArcMap e.g. ...
3
votes
1answer
418 views

ArcGIS 10.1 Network Analyst: Snapping stops from point-shapefile to route analysis layer doesn't work properly

I'm struggling with a task, which should be not that difficult....but anyway I do not find a solution. Background I'm map-matching tracks, generated by a GPS-device, to a road network. Therefore I ...
2
votes
1answer
287 views

Multimodal route analysis not yielding correct results

I asked this question a while ago about a route in a multimodal network dataset not using all forms of transport available. While the answer worked at the time, I am now in a similar situation again. ...
2
votes
0answers
70 views

Problem entering stops in a published multimodal network service

I have created a multimodal network that works fine in Desktop, but my question is more related to publishing a multimodal network dataset as a network service. I have looked for an example of this, ...
6
votes
1answer
101 views

Do Network Services support Multimodal Networks (ArcGIS 10.1, Network Analyst Extension)?

Do Network Services support Multimodal Networks (ArcGIS 10.1)? I'm assuming that multimodal networks are supported, but I am troubleshooting and just want to be sure. Thanks, eric
1
vote
1answer
101 views

How to implement Landmarks in Network Analyst of ArcGIS 10.1?

I have been trying to implement the landmark functionality into route solving in Network Analyst using ArcGIS 10.1. I have added a point class as turn landmarks (as well as playing around with ...