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36
votes
4answers
11k views

How to build effective heat-maps?

Using ArcGIS, QuantumGIS, Grass, and/or GVSIG What are some of the tools and processes involved in building effective heat maps? What are the plugins involved? What are the major data requirements? ...
29
votes
8answers
8k views

QGIS and gvSIG comparison

Many debutant GIS users are asking me which one is better QGIS or gvSIG. Since I use Qgis and I don't have any experience in gvSIG, I aways say that both are very nice softwares and the chose is a ...
12
votes
4answers
703 views

Find pseudo nodes in free GIS software

Software gvSIG OA Digital Edition 2010 have tools topology for finding pseudo nodes in linear geometry. I set cluster tolerance 0.00002 and maximum number of errors -10000 for 20000 link count linear ...
6
votes
5answers
8k views

I am struggling to convert .dwg to .shp, ideas?

Any ideas as to how can I convert dwg to shp? I tried Kosmo and gvSIG. gvSIG kind of worked but it seems like I lost information.. in addition everything was converted into lines, no polygons. I can ...
4
votes
3answers
482 views

gvSIG advantages

Direct comparison between software may not be the best thing to do but as I can't arrive at a conclusion thought of asking here. Is there any gvSIG user in this GIS community? Looking at the ...
4
votes
2answers
146 views

Setting coordinate systems in gvSIG: Is the workflow similar to QGIS?

I am still learning how to use coordinate systems and projections, but I hope this basic question will be easy to answer. My goal is to be able to use either QGIS or gvSIG to create a simple county ...
3
votes
1answer
99 views

How to easily import aerial imagery into gvSIG?

I have used ArcView GIS 3.x for years. I have decided to try some of the free GIS desktop software. I am now trying gvSIG. One feature I was hoping for was the importation of aerial imagery relatively ...
2
votes
3answers
132 views

Where i will get English setup for gvSIG?

I am trying to install gvSIG. It is asking me which setup language, i selected English. But when installation is complete it is giving me interface with Russian language. Can any one help me to ...
2
votes
3answers
414 views

Comparison of Java-based GIS Programs

Hi I want to develop GIS Application in java I found some of useful software like UDIg,Openjump,KOsmo & gvsig but i am unable to decide from which should i start as i want to create my ...
2
votes
1answer
87 views

Connecting gvSIG with SQLSERVER

I am working for the first time with gvSIG and SQL SERVER, I want to connect gvsig with spatial database SQL SERVER. I don't know how to, Is it by using a protocol and which one ? plz help me
1
vote
1answer
27 views

Setting coordinate systems in gvSIG: workflow or transformation issues

I am learning how to use gvSIG 1.10 (Mac OS 10.6.8 Snow Leopard). My goal is to create a simple county map of Illinois using the base data shapefiles available from the Illinois Natural Resources ...
1
vote
0answers
94 views

Cannot set up right CRS in gvSIG

I have a problem in gvSIG. I imported datas from OpenStreetMap using osm2pgsql. I do use them everyday with QGIS, it works perfectly. In QGis, the CRS is set to 32630 (WGS 84 UTM zone 30N) +proj=utm ...
1
vote
0answers
473 views

Which Open Source GIS Software is preferable either QGIS, mapWindow or gvSIG?

Which open source GIS software is preferable: QGIS, mapWindow or gvSIG. On the basis of: GIS analysis. Digitization. Quality checking.(Data correction). Store of data(i.e. storage in db as well as ...
0
votes
1answer
274 views

How to setup Eclipse for gvSIG?

I was working on setting development workspace for GvSIG. I referred to https://confluence.prodevelop.es/display/WSS/GvSIG+Installation. While compiling a simple program it says "extension directory ...
0
votes
1answer
26 views

No clue of the Georeferencing tool in gvSIG

I have kept trying to locate the georeferencer in gvSIG but I could not find it. Some tutorials say it is under Tools from the main menu! I installed several versions of gvSIG, both on Windows and ...
0
votes
0answers
72 views

Free and Open Source GIS Desktop Dissertation Survey – Participants wanted [closed]

I am currently in my last year of MSc Information Technology course at the University of the West of England. I am required to undertake a dissertation project. I am conducting a study on the level of ...
0
votes
0answers
50 views

Insertion Operation While Trying to Connect gvSIG with SQL SERVER

I am trying to create the insertion method in SQL SERVER using gvSIG and Eclipse, but am getting this error, here's the log ( I think the getinsertFeature gets an empty charsetname): Exception in ...