2006-12-03 05:53:23 · 4 answers · asked by GK 1 in Computers & Internet ➔ Internet
From your question, I think you are familiar with these resources. Only folks who are into mapping technologies would list all these applications. I am by no means an expert on these applications, but here is my best shot to quickly answer your question.
You list 6 specific software applications and GIS, which is a technology category. The 6 applications you mention fall into 4 categories: GIS, online mapping, CAD, and virtual globe. Let's look at these 4 categories.
+ GIS: Stands for geographic information systems. GIS is the management, analysis, and dissemination of geospatial data. The GIS application that you mention is MapInfo. This is one of the most powerful and widespread GIS applications, second only to ArcGIS. Here is a nice comparison of GIS applications: http://en.wikipedia.org/wiki/Comparison_of_GIS_software I believe that all of the categories and applications mentioned here are subsets of GIS, but some might argue that CAD is not a subset of GIS.
+ Online Mapping: The two online mapping sites that you mention are Yahoo Maps and MapQuest. Others include Google Maps, and Microsoft Live Search. These browser-based interactive maps allow everyone to view maps, remote sensing data, driving directions, business directory info, etc. MapQuest is one of the earliest online maps. Here is a comparison of online mapping sites: http://www.techcrunch.com/2006/04/17/comparing-the-mapping-services/
+ CAD: Stands for computer-aided design. You mentioned two of the largest CAD suite of applications, AutoCad and MicroStation. CAD models things in the real world (structures) while GIS models the world itself (terrain). However, the differences between GIS and CAD are growing smaller each year. Here is an overview (bit dated) comparing CAD and GIS: http://www.dot.co.pima.az.us/gis/whatis/cad-gis.htm Here is an overview of CAD: http://en.wikipedia.org/wiki/Computer-aided_design
+ Virtual Globes: You mention Google Earth, by far the most popular virtual globe. Virtual globes are software applications that provide mapping data in a 3D modeled environment. Two other popular virtual globe applications are NASA WorldWind and Microsoft Virtual Earth 3D. Here is an overview of virtual globes: http://en.wikipedia.org/wiki/Virtual_globe
2006-12-03 12:45:23 · answer #1 · answered by mapz 2 · 0⤊ 0⤋
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2016-11-30 02:16:18 · answer #2 · answered by ? 4 · 0⤊ 0⤋
google earth, is really nice , it gives you a real picture , altough i prefer yahoo maps when i just simply need directions.
2006-12-03 06:02:05 · answer #3 · answered by butterfly 3 · 0⤊ 0⤋