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I'm using ArcGIS. I have a historical map from 1884. It has bathymetry information which I would like to compare to modern bathymetry models with as much accuracy as possible. I don't know what projection to use to retain the best accuracy for comparison. I've tried georeferencing it once...

We here at GISCafe Voice are about to update our special coverage on Online GIS Courses offered. The reason being: so many new classes are now being offered in this format, and the demand for them is exploding. Take a look this coverage done in 2014 and see if your organization or university is...

John Russo, founder of the USIBD and ARC has proposed an interesting challenge to the 3D laser scanning industry. He would like to see quality control built into the processing software. What is... Click Title to Continue Reading... أكثر...

Hello members, I am looking for ideas on how i can develop a GIS proposal. I used to think that i would never come across the need for developing proposals after school. Now here i am several years in the working field and i am faced with that challenge. That said, is there anyone out...

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Crime Analyst is a popular extension for analysing crime data in order to optimise deployment of law enforcement officers, and carry our predictive analytics. The tool is also used in may other industries and contexts for analysing and aggregating data, to drive operational efficiency. أكثر...

Bonjour, Je reviens ici car j'ai un problème que je n'arrive pas à régler. * J'ai d'un coté une couche de polygones avec pour chaque polygone, dans une colonne, une liste des habitats que l'on peut trouver sur le secteur (sous cette forme : 22.1;34.3;22.12;...) * J'ai d'un autre coté un...

*Image : http://www.developpez.net/forums/images/icons/icon1.png Uitilisation de la fonction MEDIANE dans Access* Bonjour, Je voudrais dans une requête calculer la médiane d'une série de valeur. J'ai vu dans différents forum et site qu'on pouvait utiliser, "appeler" une fonction excel...

Bonjour à tous, Le centre de formation Kouros recherche un formateur sur le logiciel Arcgis afin d'animer une formation sur 2 jours. Cette formation se déroulera en Alsace (prise en charge des frais) et devra se dérouler en novembre si possible. La formation Arcgis devra être adaptée aux...

I want to verify if shift or ctrl key is pressed to make my own multiselection. I use a digitizer to draw polygon, rectangle, etc... to make selection from geometry on server-side (with mapguide api). My problem is when I want to make a multiselection, I need to press shift or ctrl key and...

I am using pic32 microcontroller , in that one pin belongs to portb having analog and change notifier feature that is connected to sd card holder so i tried to get the status of pin whenever sd card will be inserted or not.but i am getting same value both the times. how to get the pin status if...

Can someone point me in the direction as to where I can obtain vector layers for the following UK railway lines: DLR,GREAT ANGLIA,TfL RAIL,OVERGROUND,C2C,SOUTH EASTERN أكثر...

I have Spline plugin installed. It is activated. When I try to draw a curved line it doesn't change into a curve. The lines remain the way I have drawn them. I am using QIS 2.10.1 with Windows 8 or 7. I also get this Warning, but I don't understand what does it mean and how to deal with it...

This might be a too localized question, but I hope I'm not the only one here doing pipe network analyses in Mike Urban. I have a model in Mike Urban, and the client wants it in EPAnet format (since the rest of their models are in EPAnet). The network representation is not very similar. MU uses...

I'm new to modelbuilder and python.I have used modelbuilder to iterate through all rows in a shapefile (Points), process them, and produce a seperate output shapefile for each row. The filename is generated using an inline variable (I think that is the correct terminology). i.e. all output...

Bonjour à tous, J'utilise une base de données altimétrique (le RGE ALTI crée par l'IGN) pour modéliser la topographie de certains sites, grâce à vertical mapper j'ai modélisé les reliefs de ma zone d أكثر...

Bonjour à tous, J'utilise une base de données altimétrique (le RGE ALTI crée par l'IGN) pour modéliser la topographie de certains sites, grâce à vertical mapper j'ai modélisé les reliefs de ma zone d أكثر...

Starting today, Mapbox is powering maps for 42 million MapQuest users. Here are some of our favorite shots: Want to design your own custom maps? Visit our map design guides. أكثر...

I understand how to create features with existing templates, but what if the map has no templates to begin with and no layers to use to create them; say, just a basemap? Is there a way within ArcMap to do this, or must I create features in Catalog first. If so, seems that templates are rather...